CN107132439A

CN107132439A - Electric power data simulative display circuit

Info

Publication number: CN107132439A
Application number: CN201710359160.9A
Authority: CN
Inventors: 翟诗莹; 杨宁; 冯利华; 张大庆; 徐川子; 杨幕玮; 王妍艳; 张杭锋; 楼洁妮; 傅婧
Original assignee: State Grid Corp of China SGCC; Hangzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; Hangzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Priority date: 2017-05-19
Filing date: 2017-05-19
Publication date: 2017-09-05
Anticipated expiration: 2037-05-19
Also published as: CN107132439B

Abstract

The invention provides electric power data simulative display circuit, belong to field of electrical equipment, including for obtaining the metering circuit of parameters of electric power, and display parameters of electric power display device, the metering circuit, in addition to：Supply line includes live wire L and zero line N, and live wire L includes A phase lines, B phase lines and C phase lines；Transformer metering units, low-temperature measurement unit, photovoltaic metering units and the stealing unit for being connected in parallel in supply line and being connected respectively with A phase lines, B phase lines, C phase lines, zero line N；The transformer metering units include specially becoming metering units and public affairs become metering units, and the low-temperature measurement unit includes low pressure carrier wave metering units.By being provided with the metering circuit for including a variety of functions in supply line, so that metering circuit obtains the different parameters in supply line, and then parameter is transmitted shown to display device, so that staff can carry out accident analysis according to the parameter of display, so as to solve line fault, overhaul efficiency is improved.

Description

Electric power data simulative display circuit

Technical field

The invention belongs to field of electrical equipment, more particularly to electric power data simulative display circuit.

Background technology

With the development of technology, the practitioner of power industry is more and more, therefore the training requirement of staff is got over Become impatient and cut.

Current training introduces simulation training equipment, and the kind equipment relate to the multinomial mould being consistent with live practical operation Block, can strengthen field apparatus reduction degree, enhancement training effect.But existing simulation training equipment is only capable of being directed to unitem Simulated, result of training is poor, have impact on actual overhaul efficiency.

The content of the invention

In order to solve shortcoming and defect present in prior art, the invention provides according to a large amount of simulation numbers got According to giveing training, so as to improve the electric power data simulative display circuit of overhaul efficiency.

In order to reach above-mentioned technical purpose, the invention provides 1, electric power data simulative display circuit, the simulative display Circuit includes being connected in supply line and for obtaining the metering circuit of parameters of electric power, and shows the display of parameters of electric power Equipment, it is characterised in that the metering circuit, including：

Supply line includes live wire L and zero line N, and live wire L includes A phase lines, B phase lines and C phase lines；

The transformer metering units that are connected in parallel in supply line and are connected respectively with A phase lines, B phase lines, C phase lines, zero line N, Low-temperature measurement unit, photovoltaic metering units and stealing unit；

Wherein, the transformer metering units include specially becoming metering units and public affairs become metering units, the low-temperature measurement list Member includes low pressure carrier wave metering units.

Optionally, the special change metering module includes：

Phase three-wire three table DB101 485A ends are connected with the special transformer terminals ZD101 of phase three-wire three 485A ends, phase three-wire three table DB101 485B ends are connected with the special transformer terminals ZD101 of phase three-wire three 485B ends；Phase three-wire three table DB101 IA- ends and three-phase The special transformer terminals ZD101 of three lines IA+ ends are connected, and phase three-wire three table DB101 IC- ends are with the special transformer terminals ZD101's of phase three-wire three IC+ ends are connected；Phase three-wire three table DB101 UA ends are connected with the special transformer terminals ZD101 of phase three-wire three UA ends, phase three-wire three table DB101 UB ends are connected with the special transformer terminals ZD101 of phase three-wire three UB ends, phase three-wire three table DB101 UC ends and phase three-wire three Special transformer terminals ZD101 UC ends are connected；

The first end of current transformer SLT101 primary coil is connected with phase three-wire three table DB101 IA+ ends, and electric current becomes Second end of depressor SLT101 primary coil is connected with the special transformer terminals ZD101 of phase three-wire three IA- ends, current transformer SLT101 secondary coil series connection auxiliary reclay SL101A；

Transformer T104 primary coil series connection auxiliary reclay SL101A, the first end of transformer T104 secondary coil It is connected with electronic pressure controller TJ103 first end, the second end of transformer T104 secondary coil is with electronic pressure controller TJ103's Second end is connected；

A.C. contactor KM103B is constituted by switching A13, switch B13, switch C13, switch N13；

Electronic pressure controller TJ103 the second end is connected with the switch N13, electronic pressure controller TJ103 the 3rd end and institute State switch A13 to be connected, electronic pressure controller TJ103 the 4th end is connected with PLC simulation outputs mouthful AO103 one end；

The first end of current transformer SLT102 primary coil is connected with phase three-wire three table DB101 IC+ ends, and electric current becomes Second end of depressor SLT102 primary coil is connected with the special transformer terminals ZD101 of phase three-wire three IC- ends, current transformer SLT102 secondary coil series connection auxiliary reclay SL102A；

Transformer T105 primary coil series connection auxiliary reclay SL102A, the first end of transformer T105 secondary coil It is connected with electronic pressure controller TJ104 first end, the second end of transformer T105 secondary coil is with electronic pressure controller TJ104's Second end is connected；

Electronic pressure controller TJ104 the second end is connected with the switch N13, electronic pressure controller TJ104 the 3rd end and institute State switch C13 to be connected, electronic pressure controller TJ104 the 4th end is connected with PLC simulation outputs mouthful AO104 one end.

Optionally, the special change metering module also includes：

Three-phase and four-line table DB201 485A ends are connected with the special transformer terminals ZD202 of three-phase and four-line 485A ends, three-phase and four-line table DB201 485B ends are connected with the special transformer terminals ZD202 of three-phase and four-line 485B ends；Three-phase and four-line table DB201 IA- ends and three-phase The special transformer terminals ZD202 of four lines IA+ ends are connected, and three-phase and four-line table DB201 IB- ends are with the special transformer terminals ZD202's of three-phase and four-line IB+ ends are connected, and three-phase and four-line table DB201 IC- ends are connected with the special transformer terminals ZD202 of three-phase and four-line IC+ ends；Three-phase and four-line table DB201 UA ends are connected with the special transformer terminals ZD202 of three-phase and four-line UA ends, three-phase and four-line table DB201 UB ends and three-phase and four-line Special transformer terminals ZD202 UB ends are connected, three-phase and four-line table DB201 UC ends and the special transformer terminals ZD202 of three-phase and four-line UC ends phase Even；Three-phase and four-line table DB201 N-terminal is connected with the special transformer terminals ZD202 of three-phase and four-line N-terminal；

The first end of current transformer SLT201 primary coil is connected with three-phase and four-line table DB201 IA+ ends, and electric current becomes Second end of depressor SLT201 primary coil is connected with the special transformer terminals ZD202 of three-phase and four-line IA- ends, current transformer SLT201 secondary coil series connection auxiliary reclay SL201A；

Electronic pressure controller TJ204 has first end, the second end, the 3rd end, the 4th end；

Transformer T201 primary coil series connection auxiliary reclay SL201A, the first end of transformer T201 secondary coil It is connected with electronic pressure controller TJ204 first end, the second end of transformer T201 secondary coil is with electronic pressure controller TJ204's Second end is connected；

A.C. contactor KM203B is constituted by switching A23, switch B23, switch C23, switch N23；

Electronic pressure controller TJ204 the 3rd end is connected with the switch A23, electronic pressure controller TJ204 the 4th end and PLC Simulation output mouthful AO204 one end is connected；

The first end of current transformer SLT202 primary coil is connected with three-phase and four-line table DB201 IB+ ends,

Second end of current transformer SLT202 primary coil is connected with the special transformer terminals ZD202 of three-phase and four-line IB- ends, Current transformer SLT202 secondary coil series connection auxiliary reclay SL202A.

Optionally, the public metering units that become include：

The public transformer terminals ZD301 of three-phase and four-line table DB301, three-phase and four-line, single-phase meter DB302, single-phase meter DB303, electric current become Depressor SLT301, current transformer SLT302, current transformer SLT303, transformer T301, transformer T302, resistance R301, Resistance R302, intelligence are total to protect IB, single-phase air switch KK301C, single-phase air switch KK302C, relay K301B, relay K302B, relay K303B, PLC simulation output mouthful AO301, PLC simulation output mouthful AO302, PLC simulation output mouthful AO303, PLC common output mouthful K301A, PLC common output mouthful K302A, PLC common outputs mouthful K303A；

Three-phase and four-line public affairs transformer terminals ZD301 IA- ends are connected with three-phase and four-line table DB301 IA+ ends, and three-phase and four-line public affairs become Terminal ZD301 IB- ends are connected with the IB+ ends of the three-phase and four-line table DB301, three-phase and four-line public affairs transformer terminals ZD301 IC- ends It is connected with three-phase and four-line table DB301 IC+ ends；

Three-phase and four-line public affairs transformer terminals ZD301 UA ends are connected with three-phase and four-line table DB301 UA ends, and three-phase and four-line public affairs become eventually End ZD301 UB ends are connected with three-phase and four-line table DB301 UB ends, three-phase and four-line public affairs transformer terminals ZD301 UC ends and three-phase four Line table DB301 UC ends are connected, and three-phase and four-line public affairs transformer terminals ZD301 N-terminal is connected with three-phase and four-line table DB301 N-terminal；

Single-phase meter DB302+12V ends are connected with single-phase meter DB302-12V ends, single-phase meter DB303+12V ends and list Phase table DB303-12V ends are connected；

The first end of transformer T302 primary coil is connected with single-phase meter DB303+11V ends, and transformer T302's is first Level the second end of coil is connected with single-phase meter DB303-12V ends；

The total IB that protects of intelligence is constituted by switching A31, switching B31, switch C31, switch N31；

The first end of transformer T302 secondary coil is connected with the switch B31, transformer T302 secondary coil Second end is connected with the switch N31；

Single-phase meter DB303+11V ends are connected with three-phase and four-line table DB301 IB- ends；

The first end of transformer T301 primary coil is connected with single-phase meter DB302+11V ends, and transformer T301's is first Level the second end of coil is connected with single-phase meter DB302-12V ends；

The first end of transformer T301 secondary coil is connected with the switch A31, transformer T301 secondary coil Second end is connected with the switch N31；

Single-phase meter DB302+11V ends are connected with three-phase and four-line table DB301 IA- ends；

The first end of current transformer SLT303 primary coils is connected with the public transformer terminals ZD301 of three-phase and four-line IC+ ends, electricity Second end of convertor transformer SLT303 primary coils is connected with three-phase and four-line table DB301 IC- ends.

Optionally, the low-temperature measurement unit includes：

In single-phase meter DB501, single-phase meter DB502, single-phase meter DB503, single-phase meter DB504, single-phase meter DB505, functions of wireless Device JZQ501, transformer T501, transformer T502, transformer T503, current transformer SLT501, current transformer SLT502, Current transformer SLT503, relay K501D, relay K502D, relay GK501B, relay GK502B, air switch KK501C, air switch KK502C, electronic pressure controller TJ501, electronic pressure controller TJ502, electronic pressure controller TJ503, electronics are adjusted Depressor TJ504, PLC simulation output mouthful AO501, PLC simulation output mouthful AO502, PLC simulation output mouthful AO503, PLC simulation are defeated Export AO504, PLC common output mouthful GK501A, PLC common output mouthful GK502A, PLC common output mouthful K501A, PLC common Delivery outlet K502A；

Single-phase meter DB501 485+ ends and single-phase meter DB502 485+ ends, single-phase meter DB503 485+ ends, single-phase meter DB504 485+ ends, single-phase meter DB505 485+ ends, radio concentrator JZQ501 485+ ends are connected；

Single-phase meter DB501 485- ends and single-phase meter DB502 485- ends, single-phase meter DB503 485- ends, single-phase meter DB504 485- ends, single-phase meter DB505 485- ends, radio concentrator JZQ501 485- ends are connected；

Single-phase meter DB501+12V ends are connected with single-phase meter DB501-12V, single-phase meter DB502+12V ends with it is single-phase Table DB502-12V is connected, and single-phase meter DB503+12V ends are connected with single-phase meter DB503-12V, single-phase meter DB504+ 12V ends are connected with single-phase meter DB504-12V；Single-phase meter DB505+12V ends are connected with single-phase meter DB505-12V；

In single-phase meter DB503-12V ends and single-phase meter DB504-12V ends, single-phase meter DB505-12V ends, functions of wireless Device JZQ501-12V ends are connected, and single-phase meter DB503-11V ends are connected with single-phase meter DB504+11V ends, single-phase meter DB504 - 11V ends be connected with single-phase meter DB505+11V ends；

The first end of transformer T503 primary coils is connected with radio concentrator JZQ501+11V ends, at the beginning of transformer T503 Level the second end of coil be connected with radio concentrator JZQ501-12V ends, the first end of transformer T503 primary coils with it is single-phase Table DB503+11V ends are connected, and the second end of transformer T503 primary coils is connected with single-phase meter DB503-12V ends.

Optionally, the low pressure carrier wave metering units include：

Concentrator JZ401, three-phase and four-line table DB401, three-phase and four-line table DB402, single-phase meter DB403, single-phase meter DB404, Electronic pressure controller TJ401, electronic pressure controller TJ402, electronic pressure controller TJ403, electronic pressure controller TJ404, electronic pressure controller TJ405, electronic pressure controller TJ406, current transformer SLT401, current transformer SLT402, current transformer SLT403, PLC Simulation output mouthful AO401, PLC simulation output mouthful AO402, PLC simulation output mouthful AO403, PLC simulation output mouthful AO404, PLC Simulation output mouthful AO405, PLC simulation output mouthful AO406；

Three-phase and four-line table DB402 485A ends are connected with single-phase meter DB403+485 ends, single-phase meter DB403+485 ends It is connected with single-phase meter DB404+485 ends；Three-phase and four-line table DB402 485B ends are connected with single-phase meter DB403-485 ends, single Phase table DB403-485 ends are connected with single-phase meter DB404-485 ends；Three-phase and four-line table DB402 485A ends connect with PLC485 Mouth is connected, and three-phase and four-line table DB402 485B ends end is connected with PLC485 interfaces；Three-phase and four-line table DB402 IA+ ends with it is single-phase Table DB403-11V ends are connected, and three-phase and four-line table DB402 IB+ ends are connected with single-phase meter DB404-11V ends；

Single-phase meter DB404-12V ends are connected with single-phase meter DB404+12V ends, single-phase meter DB404-12V ends and three The line table DB402 of phase four N-terminal is connected；Single-phase meter DB403-12V ends are connected with single-phase meter DB403+12V ends, single-phase meter DB403-12V ends are connected with three-phase and four-line table DB402 N-terminal；Single-phase meter DB404+11V ends and three-phase and four-line table DB402 UB ends be connected, single-phase meter DB403+11V ends are connected with three-phase and four-line table DB402 UA ends；

Three-phase and four-line table DB402 UA ends are connected with three-phase and four-line table DB401 UA ends, three-phase and four-line table DB402 UB End is connected with three-phase and four-line table DB401 UB ends, three-phase and four-line table DB402 UC ends and three-phase and four-line table DB401 UC ends phase Even, three-phase and four-line table DB402 N-terminal is connected with three-phase and four-line table DB401 N-terminal；

Concentrator JZ401 485A ends are connected with three-phase and four-line table DB401 485A ends, concentrator JZ401 485B ends It is connected with three-phase and four-line table DB401 485B ends；Concentrator JZ401 IA- ends are connected with three-phase and four-line table DB401 IA+ ends, Concentrator JZ401 IB- ends are connected with three-phase and four-line table DB401 IB+ ends, concentrator JZ401 IC- ends and three-phase and four-line table DB401 IC+ ends are connected；Concentrator JZ401 UA ends are connected with three-phase and four-line table DB401 UA ends, concentrator JZ401 UB End is connected with three-phase and four-line table DB401 UB ends, and concentrator JZ401 UC ends are connected with three-phase and four-line table DB401 UC ends, collection Middle device JZ401 N-terminal is connected with three-phase and four-line table DB401 N-terminal.

Optionally, the stealing unit includes：

Normal table DB601+485 ends and stealing table DB602+485 ends, stealing table DB603+485 ends, stealing table DB604+485 ends, stealing table DB605+485 ends, stealing table DB606+485 ends, stealing table DB607+485 end phases Even；Normal table DB601-485 ends and stealing table DB602-485 ends, stealing table DB603-485 ends, stealing table DB604 - 485 ends, stealing table DB605-485 ends, stealing table DB606-485 ends, stealing table DB607-485 ends be connected；Normally Table DB601+485 ends, -485 ends are connected with PLC485 interfaces；

Normal table DB601-11V ends are connected with stealing table DB602+11V ends, and stealing table DB602-11V ends are with stealing Ammeter DB603+11V ends are connected, and stealing table DB603-11V ends are connected with stealing table DB604+11V ends, stealing table DB604-11V ends are connected with stealing table DB605+11V ends, stealing table DB605-11V ends and stealing table DB606+11V End is connected, and stealing table DB606-11V ends are connected with stealing table DB607+11V ends；

Normal table DB601+12V ends and stealing table DB602+12V ends, stealing table DB603+12V ends, stealing table DB604+12V ends, stealing table DB605+12V ends, stealing table DB606+12V ends, stealing table DB607+12V ends phase Even；Normal table DB601+12V ends and normal table DB601-12V ends, stealing table DB602-12V ends, stealing table DB603 - 12V ends, stealing table DB604-12V ends, stealing table DB605-12V ends, stealing table DB606-12V ends, stealing table DB607-12V ends are connected.

The beneficial effect that the technical scheme that the present invention is provided is brought is：

By being provided with the metering circuit for including a variety of functions in supply line so that metering circuit is obtained in supply line Different parameters, and then parameter transmitted shown to display device, so that staff can be according to the parameter of display Accident analysis is carried out, so as to solve line fault, overhaul efficiency is improved.

Brief description of the drawings

In order to illustrate more clearly of technical scheme, the accompanying drawing used required in being described below to embodiment It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the structural representation for the electric power data simulative display circuit that the present invention is provided.

Embodiment

To make the structure and advantage of the present invention clearer, the structure of the present invention is made further below in conjunction with accompanying drawing Description.

Embodiment one

The invention provides electric power data simulative display circuit, as shown in figure 1, the simulative display circuit includes being connected to In supply line and for obtaining the metering circuit of parameters of electric power, and show the display device of parameters of electric power, the metering electricity Road, including：

The embodiments of the invention provide electric power data simulative display circuit, a variety of work(are included by being provided with supply line The metering circuit of energy so that metering circuit obtains the different parameters in supply line, and then parameter is transmitted to display device It has been shown that, so that staff can carry out accident analysis according to the parameter of display, so as to solve line fault, improve maintenance Efficiency.

Optionally, the special change metering module includes：

Electronic pressure controller TJ103 has first end, the second end, the 3rd end, the 4th end；

Electronic pressure controller TJ104 has first end, the second end, the 3rd end, the 4th end；

Electronic pressure controller TJ104 the second end is connected with the switch N13, electronic pressure controller TJ104 the 3rd end and institute State switch C13 to be connected, electronic pressure controller TJ104 the 4th end is connected with PLC simulation outputs mouthful AO104 one end；

A.C. contactor KM101B is constituted by switching A11, switch B11, switch C11, switch N11；A.C. contactor KM102B is constituted by switching A12, switch B12, switch C12, switch N12；The switch A11 and phase three-wire three table DB101 UA End is connected, and the switch B11 is connected with phase three-wire three table DB101 UB ends, the switch C11 and phase three-wire three table DB101's UC ends are connected；The switch A11 is connected with the switch A12, and the switch B11 is connected with the switch C12, the switch C11 is connected with the switch B12；

The first end of transformer T101 primary coil is connected with the switch A11, transformer T101 primary coil Second end is connected with the second end of transformer T102 primary coil；The first end of transformer T101 secondary coil is adjusted with electronics Depressor TJ101 first end is connected, the second end of transformer T101 secondary coil and electronic pressure controller TJ101 the second end phase Even；

The first end of transformer T102 primary coil is connected with the switch B11, transformer T102 primary coil Second end is connected with the second end of transformer T103 primary coil, and first end and the electronics of transformer T102 secondary coil are adjusted Depressor TJ102 first end is connected, and the of the second end of transformer T102 secondary coil and transformer T101 secondary coil Two ends are connected；

The first end of transformer T103 primary coil is connected with the switch C11, transformer T103 secondary coil First end is connected with electronic pressure controller TJ105 first end, the second end and the transformer T102 of transformer T103 secondary coil Secondary coil the second end be connected；

Electronic pressure controller TJ105 the second end is connected with the switch N13, electronic pressure controller TJ105 the 3rd end and institute State switch C13 to be connected, electronic pressure controller TJ105 the 4th end is connected with PLC simulation outputs mouthful AO105 one end；

Electronic pressure controller TJ102 the second end is connected with the switch N13, electronic pressure controller TJ102 the 3rd end and institute State switch B13 to be connected, electronic pressure controller TJ102 the 4th end is connected with PLC simulation outputs mouthful AO102 one end；

Electronic pressure controller TJ101 the second end is connected with the switch N13, electronic pressure controller TJ102 the 3rd end and institute State switch A13 to be connected, electronic pressure controller TJ102 the 4th end is connected with PLC simulation outputs mouthful AO101 one end；

Three-phase air switch KK101B is connected with A.C. contactor KM103, three-phase air switch KK101B by switch A101, B101, switch C101, switch N101 is switched to constitute；

The switch A101 is connected with the switch A13 ends, and the switch B101 is connected with the switch B13, described to open Close C101 with the switch C13 to be connected, the switch N101 is connected with the switch N13；

The switch B101 orders are connected by resistance R101, relay K104B with the switch A101；

The switch A101 is connected with the A lines of the supply line, the switch B101 and the B line phases of the supply line Even, the switch C101 is connected with the C lines of the supply line, and the switch N101 is connected with the N lines of the supply line；

The common common mouths of mouth K104A, PLC of PLC common mouth K101A, PLC common mouth K102A, PLC common mouth K103A, PLC SL101B one end is connected respectively PLC simulation output mouthful AO101, PLC simulation output mouthful AO102, PLC simulation outputs mouthful AO103, PLC simulation output mouthful AO104, PLC simulation output mouthful AO105 other end, the common common mouths of mouth K101A, PLC of PLC The common mouth SL101B of K102A, PLC common mouth K103A, PLC common mouth K104A, PLC other end is all grounded.

In force, it is above-mentioned it is special change metering module into the metering module for three-phase three-wire system circuit, can realize decompression, Defluidization, reverse sequence, disconnected phase, the serious uneven, electric current of electric current reversely, are remotely operated a switch；In addition, specially becoming metering module also including as follows The metering module for three-phase four-wire circuit described in text.

Optionally, the special change metering module also includes：

Second end of current transformer SLT202 primary coil is connected with the special transformer terminals ZD202 of three-phase and four-line IB- ends, Current transformer SLT202 secondary coil series connection auxiliary reclay SL202A；

Electronic pressure controller TJ205 has first end, the second end, the 3rd end, the 4th end；

Transformer T202 primary coil series connection auxiliary reclay SL202A, the first end of transformer T202 secondary coil It is connected with electronic pressure controller TJ205 first end, the second end of transformer T201 secondary coil is with electronic pressure controller TJ205's Second end is connected, and electronic pressure controller TJ205 the 3rd end is connected with switch B23, electronic pressure controller TJ205 the 4th end and PLC Simulation output mouthful AO205 one end is connected；

The first end of current transformer SLT203 primary coil is connected with three-phase and four-line table DB201 IC+ ends, and electric current becomes Second end of depressor SLT203 primary coil is connected with the special transformer terminals ZD202 of three-phase and four-line IC- ends, current transformer SLT203 secondary coil series connection auxiliary reclay SL203A；

Electronic pressure controller TJ206 has first end, the second end, the 3rd end, the 4th end；

Transformer T203 primary coil series connection auxiliary reclay SL203A, the first end of transformer T203 secondary coil It is connected with electronic pressure controller TJ206 first end, the second end of transformer T203 secondary coil is with electronic pressure controller TJ206's Second end is connected；

Electronic pressure controller TJ206 the 3rd end is connected with the switch N23, electronic pressure controller TJ206 the 4th end and PLC Simulation output mouthful AO206 one end is connected, electronic pressure controller TJ204 the second end and electronic pressure controller TJ205 the second end phase Even, electronic pressure controller TJ205 the second end is connected and is connected with electronic pressure controller TJ206 the second end；

A.C. contactor KM201B includes switch A21, switch B21, switch C21, switch N21；A.C. contactor KM202B Including switch A22, switch B22, switch C22, switch N22；The switch A21 is connected with three-phase and four-line table DB201 UA ends, institute State switch B21 with three-phase and four-line table DB201 UB ends to be connected, the switch C21 is connected with three-phase and four-line table DB201 UC ends, The switch N21 is connected with three-phase and four-line table DB201 N-terminal；

The switch A21 is connected with the switch A22, and the switch B21 is connected with the switch C22, the switch C21 It is connected with the switch B22, the switch N21 is connected with the switch N22；

Electronic pressure controller TJ201 first end is connected with the switch A21, electronic pressure controller TJ201 the second end and N21 It is connected, electronic pressure controller TJ201 the 3rd end is connected with the switch A23 ends, electronic pressure controller TJ201 the 4th end and PLC Simulation output mouthful AO201 one end is connected；

Electronic pressure controller TJ202 first end is connected with the switch B21 ends, electronic pressure controller TJ202 the second end with The switch N21 ends are connected, and electronic pressure controller TJ202 the 3rd end is connected with the switch B23, electronic pressure controller TJ202's 4th end is connected with PLC simulation outputs mouthful AO202 one end；

Electronic pressure controller TJ203 first end is connected with the switch C21 ends, electronic pressure controller TJ203 the second end with The switch N21 is connected, and electronic pressure controller TJ203 the 3rd end is connected with the switch C23, and the of electronic pressure controller TJ203 Four ends are connected with PLC simulation outputs mouthful AO203 one end；

The switch N23 is connected with the switch N21, A.C. contactor KM203B and three-phase air switch KK201B phases Even；

Three-phase air switch KK201B includes switch A201, switch B201, switch C201, switch N201；

Wherein, the switch A201 is connected with the switch A23 ends, and the switch B201 is connected with the switch B23 ends, The switch C201 is connected with the switch C23 ends, and the switch N201 is connected with the switch N23 ends；

The switch B201 is connected by resistance R201, relay K204B with the switch A201；

The common common mouths of mouth K204A, PLC of PLC common mouth K201A, PLC common mouth K202A, PLC common mouth K203A, PLC The common mouth SL202B of SL201B, PLC one end unanimously corresponds to connection PLC simulation output mouthful AO201, PLC simulation outputs mouthful AO202, PLC simulation output mouthful AO203, PLC simulation output mouthful AO204, PLC simulation output mouthful AO205, PLC simulation output mouthful The AO206 other end, PLC common mouth K201A, PLC common mouth K202A, PLC common mouth K203A, PLC common mouth K204A, PLC The common mouth SL202B of common mouth SL201B, PLC other end ground connection.

In force, the operation for becoming metering module special to above two is specifically included：

It is electric on one key：Clicking on can realize that specially becoming metering column and public affairs becomes Electricity Functional on a key of metering column, I.e. phase three-wire three, three-phase and four-line, total electricity that public affairs become metering column closes automatically.

One key is powered off：Similarly, click on and realize the special key power down function for becoming metering column and public change metering column. Specially become upper electricity：On possessing a key on the basis of Electricity Functional, we can also carry out individually upper electricity, power down function to the column.

It is electric on voltage：The electricity or on specially becoming on the premise of electricity on a key is enabled, we can also carry out independent to the column Electricity, power down function on voltage.

It is electric on electric current：The electricity or on specially becoming on the premise of electricity on a key is enabled, we can also carry out independent to the column Electricity, power down function on electric current.

Reverse sequence：The electricity or on specially becoming on electricity and voltage on the premise of electricity on a key is enabled, presses " reverse sequence " button, can To demonstrate the reverse sequence function of the column.

Remotely operate a switch：As its name suggests, the electricity or on specially becoming on the premise of electricity on a key is enabled, presses " remotely operating a switch " and presses Button, you can simulate the long-range function of operating a switch of the column.

Optionally, the public metering units that become include：

The first end of current transformer SLT303 primary coils is connected with the public transformer terminals ZD301 of three-phase and four-line IC+ ends, electricity Second end of convertor transformer SLT303 primary coils is connected with three-phase and four-line table DB301 IC- ends；

Electronic pressure controller TJ303 has first end, the second end, the 3rd end, the 4th end；

The first end of current transformer SLT303 secondary coils is connected with electronic pressure controller TJ303 first end, and electric current becomes Second end of depressor SLT303 secondary coils is connected with the switch N31；

Electronic pressure controller TJ303 the second end is connected with the second end of transformer T302 secondary coil, electronic pressure controller TJ303 the 3rd end is connected with the switch C31, and electronic pressure controller TJ303 the 4th end is with PLC simulation outputs mouthful AO303's One end is connected；

The first end of current transformer SLT302 primary coils is connected with the public transformer terminals ZD301 of three-phase and four-line IB+ ends, electricity Second end of convertor transformer SLT302 primary coils is connected with single-phase meter DB303-11V ends；

Electronic pressure controller TJ302 has first end, the second end, the 3rd end, the 4th end；

Single-phase air switch KK302C has first end, the second end, the 3rd end, the 4th end；

The first end of current transformer SLT302 secondary coils is connected with electronic pressure controller TJ302 first end, and electric current becomes Second end of depressor SLT302 secondary coils is connected with electronic pressure controller TJ302 the second end, and the 4th of electronic pressure controller TJ302 the One end with PLC simulation outputs mouthful AO302 is held to be connected；

Single-phase air switch KK302C, single-phase air switch are provided between electronic pressure controller TJ302 and the total guarantor IB of intelligence KK302C first end is connected with electronic pressure controller TJ302 the 3rd end, single-phase air switch KK302C the second end and electronics Pressure regulator TJ302 the second end is connected, and single-phase air switch KK302C the 3rd end is connected with the switch B31, single-phase air Switch KK302C the 4th end is connected with the switch N31；

Single-phase air switch KK302C first end is connected to single-phase air switch by relay K303B, resistance R302 KK302C the 4th end；

The first end of current transformer SLT301 primary coils is connected with the public transformer terminals ZD301 of three-phase and four-line IA+ ends, electricity Second end of convertor transformer SLT301 primary coils is connected with single-phase meter DB302-11V ends；

Electronic pressure controller TJ301 has first end, the second end, the 3rd end, the 4th end；

Single-phase air switch KK301C has first end, the second end, the 3rd end, the 4th end；

The first end of current transformer SLT301 secondary coils is connected with electronic pressure controller TJ301 first end, and electric current becomes Second end of depressor SLT301 secondary coils is connected with electronic pressure controller TJ301 the second end, and the 4th of electronic pressure controller TJ301 the One end with PLC simulation outputs mouthful AO301 is held to be connected；

Single-phase air switch KK301C, single-phase air switch are provided between electronic pressure controller TJ301 and the total guarantor IB of intelligence KK301C first end is connected with electronic pressure controller TJ301 the 3rd end, single-phase air switch KK301C the second end and electronics Pressure regulator TJ301 the second end is connected, and single-phase air switch KK301C the 3rd end is connected with the switch A31, single-phase air Switch KK301C the 4th end is connected with the switch N31；

Single-phase air switch KK301C first end is connected to single-phase air switch by relay K302B, resistance R302 KK301C the 4th end；

The switch A31 is connected with three-phase and four-line table DB301 UA ends, the switch B31 and three-phase and four-line table DB301's UB ends are connected, and the switch C31 is connected with three-phase and four-line table DB301 UC ends, switch N31 and three-phase and four-line table DB301 N-terminal It is connected；

The switch A31 is connected with the A lines of the supply line, the switch B31 and the B line phases of the supply line Even, the switch C31 is connected with the C lines of the supply line, and the switch N31 is connected with the N lines of the supply line；

The common mouth K303A of PLC common mouth K301A, PLC common mouth K302A, PLC one end unanimously corresponds to connection PLC simulations Delivery outlet AO301, PLC simulation output mouthful AO302, PLC simulation output mouthful AO303 other end, PLC common mouth K301A, PLC Common output mouthful K302A, PLC common output mouthful K303A other end ground connection.

In force, the public metering module that becomes is used to detect user's electric leakage and influence of the line electrical leakage to power network.

One key is powered off：Similarly, click on and realize the special key power down function for becoming metering column and public change metering column.

Public affairs become the upper electricity of metering：On possessing a key on the basis of Electricity Functional, we the column can also be carried out individually upper electricity, Power down function.

Leakage tripping 1：As its name suggests, on the premise of electricity is measured in electricity or public change on a key is enabled, " leakage tripping is pressed 1 " button, you can the corresponding electric leakage air switch tripping of analog demenstration.

Leakage tripping 2：As its name suggests, on the premise of electricity is measured in electricity or public change on a key is enabled, " leakage tripping is pressed 2 " buttons, you can the corresponding electric leakage air switch tripping of analog demenstration.

Operating instruction：

It is total to protect tripping operation：As its name suggests, on the premise of electricity is measured in electricity or public change on a key is enabled, press " total to protect tripping operation " Button, you can analog demenstration intelligence is total to protect tripping, after tripping after a while, total protect of intelligence closure can be powered automatically.

Current adjustment scope：1-6A

During analog demenstration, on a key is enabled after electricity, automatically to electricity on the column, default voltage is 220V, and electric current is 2A.

Optionally, the low-temperature measurement unit includes：

The first end of transformer T503 primary coils is connected with radio concentrator JZQ501+11V ends, at the beginning of transformer T503 Level the second end of coil be connected with radio concentrator JZQ501-12V ends, the first end of transformer T503 primary coils with it is single-phase Table DB503+11V ends are connected, and the second end of transformer T503 primary coils is connected with single-phase meter DB503-12V ends；

Electronic pressure controller TJ504 has first end, the second end, the 3rd end, the 4th end；

The first end of transformer T503 secondary coils is connected with electronic pressure controller TJ504 first end, transformer T503 times Second end of level coil is connected with the second end of AC transformer SLT503 secondary coils, electronic pressure controller TJ504 the 3rd end It is connected with the first end of current transformer SLT503 secondary coils, electronic pressure controller TJ504 the 4th end and PLC simulation outputs mouthful AO504 one end is connected；

The first end of current transformer SLT503 primary coils is connected with single-phase meter DB503+11V ends, current transformer Second end of SLT503 primary coils is connected with single-phase meter DB505-11V ends, current transformer SLT503 secondary coils First end is connected with electronic pressure controller TJ504 the 3rd end, the second end of current transformer SLT503 secondary coils and transformer Second end of T503 secondary coils is connected；

The first end of transformer T501 primary coil is connected with single-phase meter DB501+11V ends, and transformer T501's is first Level the second end of coil is connected with single-phase meter DB501-12V ends；

Electronic pressure controller TJ501 has first end, the second end, the 3rd end, the 4th end；

The first end of transformer T501 secondary coil is connected with electronic pressure controller TJ501 first end, transformer T501 The second end of secondary coil be connected with electronic pressure controller TJ501 the second end, electronic pressure controller TJ501 the 4th end and PLC Simulation output mouthful AO501 one end is connected；

Air switch KK501C has first end, the second end, the 3rd end, the 4th end；

Electronic pressure controller TJ502 has first end, the second end, the 3rd end, the 4th end；

The first end of current transformer SLT501 primary coils is connected with single-phase meter DB501+11V ends, current transformer Second end of SLT501 primary coils is connected by relay GK501B with single-phase meter DB501-11V ends；

The two ends SRE K501D of current transformer SLT501 secondary coils, relay K501D series connection air switch KK501C, electronic pressure controller TJ502 first end, the second end are connected with air switch KK501C, and the of electronic pressure controller TJ502 Two ends are connected with electronic pressure controller TJ501 the second end, and electronic pressure controller TJ502 the 3rd end is with electronic pressure controller TJ501's 3rd end is connected, and electronic pressure controller TJ502 the 4th end is connected with PLC simulation outputs mouthful AO502 one end；

The first end of transformer T502 primary coils is connected with single-phase meter DB502+11V ends, transformer T502 primary lines Second end of circle is connected with single-phase meter DB502-12V ends；

The first end of transformer T502 secondary coils is connected with electronic pressure controller TJ501 first end, transformer T502 times Level the second end of coil is connected with electronic pressure controller TJ502 the second end；

Electronic pressure controller TJ503 has first end, the second end, the 3rd end, the 4th end；

The first end of current transformer SLT502 primary coils is connected with single-phase meter DB502+11V ends, current transformer Second end of SLT502 primary coils is connected by relay GK502B with single-phase meter DB502-11V ends；

The two ends SRE K502D of current transformer SLT502 secondary coils, relay K502D series connection air switch KK502C, electronic pressure controller TJ503 first end, the second end are connected with air switch KK502C, and the of electronic pressure controller TJ503 Two ends are connected with electronic pressure controller TJ502 the second end, and electronic pressure controller TJ503 the 3rd end is with electronic pressure controller TJ502's 3rd end is connected, and electronic pressure controller TJ503 the 4th end is connected with PLC simulation outputs mouthful AO503 one end；

The A lines of the supply line are connected with electronic pressure controller TJ503 the 3rd end, B lines and the electricity of the supply line Sub- pressure regulator TJ504 the 3rd end is connected, and the N lines of the supply line are connected with electronic pressure controller TJ503 the second end, described The N lines of supply line are connected with the second end of current transformer SLT503 secondary coil；

PLC common output mouthful GK501A, PLC common output mouthful GK502A, PLC common outputs mouthful K501A, PLC is commonly defeated Outlet K502A one end unanimously connects PLC simulation output mouthful AO501, PLC simulation output mouthful AO502, PLC simulation outputs mouthful AO503, PLC simulation output mouthful AO504 other end, PLC common output mouthful GK501A, PLC common outputs mouthful GK502A, PLC Common output mouthful K501A, PLC common output mouthful K502A other end are all grounded.

In force, low-temperature measurement module is used to realize that two customer charge switches of detection visit one house after another, take the tripping operation of control ammeter, work( The reverse function of rate.

Operating instruction：

It is electric on one key：Click on electric work on the key that can realize low pressure carrier wave metering column and low-temperature measurement column Can, i.e., total electricity of two columns of low pressure carrier wave and low-temperature measurement is closed automatically.

One key is powered off：Similarly, the key power down function for realizing two columns of low pressure carrier wave and low-temperature measurement is clicked on.

It is electric in low-temperature measurement：On possessing a key on the basis of Electricity Functional, we the column can also be carried out individually upper electricity, Power down function.

Visit one house after another demonstration：On a key is enabled in electric or low-temperature measurement on the premise of electricity, the displaying of " demonstration of visiting one house after another " button is pressed Visit one house after another function.

Power reverse 1：On a key is enabled in electricity or low-temperature measurement under the premise of electricity, press that " the reverse 1 " button of power, can be with Demonstrate the power negative function of the column.

Power reverse 2：Similarly, on a key is enabled in electricity or low-temperature measurement under the premise of electricity, press that " power reverse 2 " is pressed Button, can also demonstrate the power negative function of the column.

Switching on：There are two pieces of single-phase charge-controlled ammeters on simulation shows platform, can be right by the switching on button on touch-screen Expense control ammeter remotely sends switching on instruction.

Voltage adjustable extent：150-220V

Current adjustment scope：1-6A

Optionally, the low pressure carrier wave metering units include：

Three-phase and four-line table DB402 485A ends are connected with single-phase meter DB403+485 ends, single-phase meter DB403+485 ends It is connected with single-phase meter DB404+485 ends；

Three-phase and four-line table DB402 485B ends are connected with single-phase meter DB403-485 ends, single-phase meter DB403-485 ends It is connected with single-phase meter DB404-485 ends；

Three-phase and four-line table DB402 485A ends are connected with PLC485 interfaces, three-phase and four-line table DB402 485B ends end with PLC485 interfaces are connected；

Three-phase and four-line table DB402 IA+ ends are connected with single-phase meter DB403-11V ends, three-phase and four-line table DB402 IB+ End is connected with single-phase meter DB404-11V ends；

Single-phase meter DB404-12V ends are connected with single-phase meter DB404+12V ends, single-phase meter DB404-12V ends and three The line table DB402 of phase four N-terminal is connected；

Single-phase meter DB403-12V ends are connected with single-phase meter DB403+12V ends, single-phase meter DB403-12V ends and three The line table DB402 of phase four N-terminal is connected；

Single-phase meter DB404+11V ends are connected with three-phase and four-line table DB402 UB ends, single-phase meter DB403+11V ends with Three-phase and four-line table DB402 UA ends are connected；

Concentrator JZ401 485A ends are connected with three-phase and four-line table DB401 485A ends, concentrator JZ401 485B ends It is connected with three-phase and four-line table DB401 485B ends；

Concentrator JZ401 IA- ends are connected with three-phase and four-line table DB401 IA+ ends, concentrator JZ401 IB- ends and three The line table DB401 of phase four IB+ ends are connected, and concentrator JZ401 IC- ends are connected with three-phase and four-line table DB401 IC+ ends；

Concentrator JZ401 UA ends are connected with three-phase and four-line table DB401 UA ends, concentrator JZ401 UB ends and three-phase Four line table DB401 UB ends are connected, and concentrator JZ401 UC ends are connected with three-phase and four-line table DB401 UC ends, concentrator JZ401 N-terminal is connected with three-phase and four-line table DB401 N-terminal；

Electronic pressure controller TJ404 has first end, the second end, the 3rd end, the 4th end；

Electronic pressure controller TJ405 has first end, the second end, the 3rd end, the 4th end；

Electronic pressure controller TJ406 has first end, the second end, the 3rd end, the 4th end；

The first end of current transformer SLT403 primary coils is connected with three-phase and four-line table DB402 IC+ ends, electric current transformation Second end of device SLT403 primary coils is connected with three-phase and four-line table DB402 IC- ends；

The first end of current transformer SLT403 primary coils is connected with concentrator JZ401 IC+ ends, current transformer Second end of SLT403 primary coils is connected with three-phase and four-line table DB401 IC- ends；

The first end of current transformer SLT403 secondary coils is connected with electronic pressure controller TJ406 first end, and electric current becomes Second end of depressor SLT403 secondary coils is connected with electronic pressure controller TJ406 the second end, and the 4th of electronic pressure controller TJ406 the End is connected with PLC simulation outputs mouthful AO406；

The first end of current transformer SLT402 primary coils is connected with single-phase meter DB404+11V ends, current transformer Second end of SLT402 primary coils is connected with three-phase and four-line table DB402 IB- ends；

The first end of current transformer SLT402 primary coils is connected with concentrator JZ401 IB+ ends, current transformer Second end of SLT402 primary coils is connected with three-phase and four-line table DB401 IB- ends；

The first end of current transformer SLT402 secondary coils is connected with electronic pressure controller TJ405 first end, and electric current becomes Second end of depressor SLT402 secondary coils is connected with electronic pressure controller TJ405 the second end, and the 4th of electronic pressure controller TJ405 the End is connected with PLC simulation outputs mouthful AO405；

The first end of current transformer SLT401 primary coils is connected with single-phase meter DB403+11V ends, current transformer Second end of SLT401 primary coils is connected with three-phase and four-line table DB402 IA- ends；

The first end of current transformer SLT401 primary coils is connected with concentrator JZ401 IA+ ends, current transformer Second end of SLT401 primary coils is connected with three-phase and four-line table DB401 IA- ends；

The first end of current transformer SLT401 secondary coils is connected with electronic pressure controller TJ404 first end, and electric current becomes Second end of depressor SLT401 secondary coils is connected with electronic pressure controller TJ404 the second end, and the 4th of electronic pressure controller TJ404 the End is connected with PLC simulation outputs mouthful AO404；

Electronic pressure controller TJ404 the second end is connected with electronic pressure controller TJ405 the second end, electronic pressure controller TJ405 The second end be connected with electronic pressure controller TJ406 the second end；

Electronic pressure controller TJ401 first end is connected with concentrator JZ401 UA ends, and the second of electronic pressure controller TJ401 End is connected with concentrator JZ401 N-terminal, electronic pressure controller TJ401 the 3rd end and electronic pressure controller TJ404 the 3rd end phase Even, electronic pressure controller TJ401 the 4th end is connected with PLC simulation outputs mouthful AO401；

Electronic pressure controller TJ402 first end is connected with concentrator JZ401 UB ends, and the second of electronic pressure controller TJ402 End is connected with concentrator JZ401 N-terminal, electronic pressure controller TJ402 the 3rd end and electronic pressure controller TJ405 the 3rd end phase Even, electronic pressure controller TJ405 the 4th end is connected with PLC simulation outputs mouthful AO402；

Electronic pressure controller TJ403 first end is connected with concentrator JZ401 UC ends, and the second of electronic pressure controller TJ403 End is connected with concentrator JZ401 N-terminal, electronic pressure controller TJ403 the 3rd end and electronic pressure controller TJ406 the 3rd end phase Even, electronic pressure controller TJ403 the 4th end is connected with PLC simulation outputs mouthful AO403, electronic pressure controller TJ403 the second end and Electronic pressure controller TJ406 the second end is connected；

The 3rd end of the electronic pressure controller TJ404 is connected with the A lines of the supply line, the electronic pressure controller TJ405 the 3rd end is connected with the B lines of the supply line, the 3rd end and the supply lines of the electronic pressure controller TJ406 The C lines on road are connected, and the second end of the electronic pressure controller TJ406 is connected with the N lines of the supply line.

In force, the function that low pressure carrier wave metering plate is used to realize is analog carrier meter reading.

It is electric on low pressure carrier wave：On possessing a key on the basis of Electricity Functional, we the column can also be carried out individually upper electricity, Power down function.

Voltage adjustable extent：150-220V current adjustment scopes：1-6A

Optionally, the stealing unit includes：

Normal table DB601+485 ends and stealing table DB602+485 ends, stealing table DB603+485 ends, stealing table DB604+485 ends, stealing table DB605+485 ends, stealing table DB606+485 ends, stealing table DB607+485 end phases Even；

Normal table DB601-485 ends and stealing table DB602-485 ends, stealing table DB603-485 ends, stealing table DB604-485 ends, stealing table DB605-485 ends, stealing table DB606-485 ends, stealing table DB607-485 end phases Even；

Normal table DB601+485 ends, -485 ends are connected with PLC485 interfaces；

Normal table DB601+12V ends and stealing table DB602+12V ends, stealing table DB603+12V ends, stealing table DB604+12V ends, stealing table DB605+12V ends, stealing table DB606+12V ends, stealing table DB607+12V ends phase Even；

Normal table DB601+12V ends and normal table DB601-12V ends, stealing table DB602-12V ends, stealing table DB603-12V ends, stealing table DB604-12V ends, stealing table DB605-12V ends, stealing table DB606-12V ends, steal Ammeter DB607-12V ends are connected；

Electronic pressure controller TJ601 has first end, the second end, the 3rd end, the 4th end；

+ 11V ends the phase that the first end of current transformer SLT601 primary coils passes through ammeter A601 and normal table DB601 Even, the second end of current transformer SLT601 primary coils is connected with stealing table DB607-11V ends；Current transformer SLT601 The first end of secondary coil is connected with electronic pressure controller TJ601 first end, and the second of current transformer SLT601 secondary coils End is connected with electronic pressure controller TJ601 the second end, electronic pressure controller TJ601 the 4th end and PLC simulation output mouthful AO601 phases Even；

The first end of transformer T601 primary coils is connected by voltmeter V601 with normal table DB601+11V ends, is become Second end of depressor T601 primary coils is connected by voltmeter V601 with normal table DB601+12V ends；

Electronic pressure controller TJ602 has first end, the second end, the 3rd end, the 4th end；

The first end of transformer T601 secondary coils is connected with electronic pressure controller TJ602 first end, transformer T601 times Level the second end of coil is connected with electronic pressure controller TJ602 the second end, and electronic pressure controller TJ602 the 4th end and PLC are simulated Delivery outlet AO602 is connected, and electronic pressure controller TJ602 the 3rd end is connected with electronic pressure controller TJ601 the 3rd end；

The C lines of the supply line are connected with electronic pressure controller TJ602 the 3rd end, C lines and the electricity of the supply line Sub- pressure regulator TJ602 the second end is connected.

In force, the function that stealing plate is used to realize is the different stealing mode of displaying；

Common stealing mode includes：The short circuit of copper-manganese sampling line, power voltage line disconnect, change voltage sample resistor network Resistance, change voltage sample electric resistance partial pressure resistance and copper-manganese short circuit.

Operating instruction：

It is electric on one key：Click on Electricity Functional, i.e. handle on the key that can realize stealing column and photovoltaic metering column Total electricity that stealing column and photovoltaic measure two columns closes automatically.

One key is powered off：Similarly, click on and realize that stealing column and photovoltaic measure a key power down function of two columns.

It is electric in stealing module：On possessing a key on the basis of Electricity Functional, we the column can also be carried out individually upper electricity, Power down function.

Voltage x current：

Voltage adjustable extent：150-220V

Current adjustment scope：1-6A

Optionally, the photovoltaic metering units include：

Single-phase meter DB701+12V ends are connected with single-phase meter DB701-12V ends, single-phase meter DB702+12V ends and list Phase table DB702-12V ends are connected；

Air is provided between-11V ends ,-12V ends at single-phase meter DB701-11V ends ,+12V ends and single-phase meter DB702 KK701C is switched, air switch KK701C is connected with air switch KK702C；

Electronic pressure controller TJ701 has first end, the second end, the 3rd end, the 4th end；

Electronic pressure controller TJ702 has first end, the second end, the 3rd end, the 4th end；

Electronic pressure controller TJ701 first end is connected with electronic pressure controller TJ702 first end, electronic pressure controller TJ701 The second end be connected with electronic pressure controller TJ702 the second end；

Electronic pressure controller TJ701 the second end is connected with single-phase meter DB701+12V ends, and the of electronic pressure controller TJ701 Three ends are connected with single-phase meter DB701+11V ends；Electronic pressure controller TJ701 the 4th end and the one of PLC simulation outputs mouthful AO702 End is connected；

Electronic pressure controller TJ702 the 3rd end is connected with the first end of AC transformer T1 primary coils, electronic pressure controller TJ702 the second end is connected with the second end of AC transformer T1 primary coils, electronic pressure controller TJ702 the 4th end and PLC Simulation output mouthful AO702 one end is connected；

The two ends at single-phase meter DB701+11V ends, -11V ends and AC transformer T1 secondary coils are provided with A.C. contactor KM701B；

Single-phase meter DB702+11V ends, -12V ends is provided with air switch KK703E, air switch KK703E and ac contactor Device KM702B is connected, and A.C. contactor KM702B is connected with A.C. contactor KM701B；

The A lines of the supply line are connected with electronic pressure controller TJ701 first end, N lines and the electricity of the supply line Sub- pressure regulator TJ701 the second end is connected；

PLC common output mouthful K702A, PLC common outputs mouthful K703A one end unanimously connects PLC simulation outputs mouthful AO701, PLC simulation output mouthful AO702 other end, PLC common output mouthful K702A, PLC common outputs mouthful K703A's is another End is all grounded.

In force, the function that photovoltaic metering units can be realized is：

Simulated conditions one：Photovoltaic normal power generation, during user power utilization, simulation (remaining electricity online) demonstration electricity consumption trend；

Simulated conditions two：Photovoltaic does not generate electricity, during user power utilization, simulation (normal online) demonstration electricity consumption trend；

Simulated conditions three：When big net (power network) is pulled off, the grid-connected switch on control inverter can trip in time；

Operating instruction：

It is electric on photovoltaic：On possessing a key on the basis of Electricity Functional, we can also carry out individually upper electricity, power-off to the column Function.

Voltage x current：

Voltage adjustable extent：150-220V

Current adjustment scope：1-6A

The invention provides electric power data simulative display circuit, including it is connected in supply line and is used to obtain electric power The metering circuit of parameter, and display parameters of electric power display device, the metering circuit, in addition to：Supply line includes fire Line L and zero line N, live wire L include A phase lines, B phase lines and C phase lines；Be connected in parallel in supply line and respectively with A phase lines, B phase lines, C Phase line, the transformer metering units of zero line N connections, low-temperature measurement unit, photovoltaic metering units and stealing unit；The transformer Metering units include specially becoming metering units and public affairs become metering units, and it is single that the low-temperature measurement unit includes low pressure carrier wave metering Member.By being provided with the metering circuit for including a variety of functions in supply line so that metering circuit is obtained in supply line not Same parameter, and then parameter is transmitted shown to display device, so that staff can be carried out according to the parameter of display Accident analysis, so as to solve line fault, improves overhaul efficiency.

Each sequence number in above-described embodiment is for illustration only, and the elder generation during the assembling or use of each part is not represented Afterwards sequentially.

Embodiments of the invention are the foregoing is only, are not intended to limit the invention, it is all in the spirit and principles in the present invention Within, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.

Claims

1. electric power data simulative display circuit, the simulative display circuit includes being connected in supply line and for obtaining electricity The metering circuit of force parameter, and show the display device of parameters of electric power, it is characterised in that the metering circuit, including：

The transformer metering units that are connected in parallel in supply line and are connected respectively with A phase lines, B phase lines, C phase lines, zero line N, low pressure Metering units, photovoltaic metering units and stealing unit；

Wherein, the transformer metering units include specially becoming metering units and public affairs become in metering units, the low-temperature measurement unit Including low pressure carrier wave metering units.

2. electric power data simulative display circuit according to claim 1, it is characterised in that the special change metering module bag Include：

The first end of current transformer SLT101 primary coil is connected with phase three-wire three table DB101 IA+ ends, current transformer Second end of SLT101 primary coil is connected with the special transformer terminals ZD101 of phase three-wire three IA- ends, current transformer SLT101's Secondary coil series connection auxiliary reclay SL101A；

Transformer T104 primary coil series connection auxiliary reclay SL101A, first end and the electricity of transformer T104 secondary coil Sub- pressure regulator TJ103 first end is connected, the second end of transformer T104 secondary coil and the second of electronic pressure controller TJ103 End is connected；

Electronic pressure controller TJ103 the second end is connected with the switch N13, and electronic pressure controller TJ103 the 3rd end is opened with described Close A13 to be connected, electronic pressure controller TJ103 the 4th end is connected with PLC simulation outputs mouthful AO103 one end；

The first end of current transformer SLT102 primary coil is connected with phase three-wire three table DB101 IC+ ends, current transformer Second end of SLT102 primary coil is connected with the special transformer terminals ZD101 of phase three-wire three IC- ends, current transformer SLT102's Secondary coil series connection auxiliary reclay SL102A；

Transformer T105 primary coil series connection auxiliary reclay SL102A, first end and the electricity of transformer T105 secondary coil Sub- pressure regulator TJ104 first end is connected, the second end of transformer T105 secondary coil and the second of electronic pressure controller TJ104 End is connected；

Electronic pressure controller TJ104 the second end is connected with the switch N13, and electronic pressure controller TJ104 the 3rd end is opened with described Close C13 to be connected, electronic pressure controller TJ104 the 4th end is connected with PLC simulation outputs mouthful AO104 one end.

3. electric power data simulative display circuit according to claim 1, it is characterised in that the special change metering module is also wrapped Include：

The first end of current transformer SLT201 primary coil is connected with three-phase and four-line table DB201 IA+ ends, current transformer Second end of SLT201 primary coil is connected with the special transformer terminals ZD202 of three-phase and four-line IA- ends, current transformer SLT201's Secondary coil series connection auxiliary reclay SL201A；

Transformer T201 primary coil series connection auxiliary reclay SL201A, first end and the electricity of transformer T201 secondary coil Sub- pressure regulator TJ204 first end is connected, the second end of transformer T201 secondary coil and the second of electronic pressure controller TJ204 End is connected；

Electronic pressure controller TJ204 the 3rd end is connected with the switch A23, and electronic pressure controller TJ204 the 4th end and PLC are simulated Delivery outlet AO204 one end is connected；

Second end of current transformer SLT202 primary coil is connected with the special transformer terminals ZD202 of three-phase and four-line IB- ends, electric current Transformer SLT202 secondary coil series connection auxiliary reclay SL202A.

4. electric power data simulative display circuit according to claim 1, it is characterised in that the public change metering units bag Include：

The public transformer terminals ZD301 of three-phase and four-line table DB301, three-phase and four-line, single-phase meter DB302, single-phase meter DB303, current transformer SLT301, current transformer SLT302, current transformer SLT303, transformer T301, transformer T302, resistance R301, resistance R302, intelligence are total to protect IB, single-phase air switch KK301C, single-phase air switch KK302C, relay K301B, relay K302B, relay K303B, PLC simulation output mouthful AO301, PLC simulation output mouthful AO302, PLC simulation output mouthful AO303, PLC common output mouthful K301A, PLC common output mouthful K302A, PLC common outputs mouthful K303A；

Three-phase and four-line public affairs transformer terminals ZD301 IA- ends are connected with three-phase and four-line table DB301 IA+ ends, three-phase and four-line public affairs transformer terminals ZD301 IB- ends are connected with the IB+ ends of the three-phase and four-line table DB301, three-phase and four-line public affairs transformer terminals ZD301 IC- ends and three The line table DB301 of phase four IC+ ends are connected；

Three-phase and four-line public affairs transformer terminals ZD301 UA ends are connected with three-phase and four-line table DB301 UA ends, three-phase and four-line public affairs transformer terminals ZD301 UB ends are connected with three-phase and four-line table DB301 UB ends, three-phase and four-line public affairs transformer terminals ZD301 UC ends and three-phase and four-line Table DB301 UC ends are connected, and three-phase and four-line public affairs transformer terminals ZD301 N-terminal is connected with three-phase and four-line table DB301 N-terminal；

Single-phase meter DB302+12V ends are connected with single-phase meter DB302-12V ends, single-phase meter DB303+12V ends and single-phase meter DB303-12V ends are connected；

The first end of transformer T302 primary coil is connected with single-phase meter DB303+11V ends, transformer T302 primary line Second end of circle is connected with single-phase meter DB303-12V ends；

The first end of transformer T302 secondary coil is connected with the switch B31, and the second of transformer T302 secondary coil End is connected with the switch N31；

The first end of transformer T301 primary coil is connected with single-phase meter DB302+11V ends, transformer T301 primary line Second end of circle is connected with single-phase meter DB302-12V ends；

The first end of transformer T301 secondary coil is connected with the switch A31, and the second of transformer T301 secondary coil End is connected with the switch N31；

The first end of current transformer SLT303 primary coils is connected with the public transformer terminals ZD301 of three-phase and four-line IC+ ends, and electric current becomes Second end of depressor SLT303 primary coils is connected with three-phase and four-line table DB301 IC- ends.

5. electric power data simulative display circuit according to claim 1, it is characterised in that the low-temperature measurement unit bag Include：

Single-phase meter DB501, single-phase meter DB502, single-phase meter DB503, single-phase meter DB504, single-phase meter DB505, radio concentrator JZQ501, transformer T501, transformer T502, transformer T503, current transformer SLT501, current transformer SLT502, electricity Convertor transformer SLT503, relay K501D, relay K502D, relay GK501B, relay GK502B, air switch KK501C, air switch KK502C, electronic pressure controller TJ501, electronic pressure controller TJ502, electronic pressure controller TJ503, electronics are adjusted Depressor TJ504, PLC simulation output mouthful AO501, PLC simulation output mouthful AO502, PLC simulation output mouthful AO503, PLC simulation are defeated Export AO504, PLC common output mouthful GK501A, PLC common output mouthful GK502A, PLC common output mouthful K501A, PLC common Delivery outlet K502A；

Single-phase meter DB501 485+ ends and single-phase meter DB502 485+ ends, single-phase meter DB503 485+ ends, single-phase meter DB504 485+ ends, single-phase meter DB505 485+ ends, radio concentrator JZQ501 485+ ends be connected；

Single-phase meter DB501 485- ends and single-phase meter DB502 485- ends, single-phase meter DB503 485- ends, single-phase meter DB504 485- ends, single-phase meter DB505 485- ends, radio concentrator JZQ501 485- ends be connected；

Single-phase meter DB501+12V ends are connected with single-phase meter DB501-12V, single-phase meter DB502+12V ends and single-phase meter DB502-12V is connected, and single-phase meter DB503+12V ends are connected with single-phase meter DB503-12V, single-phase meter DB504+12V End is connected with single-phase meter DB504-12V；Single-phase meter DB505+12V ends are connected with single-phase meter DB505-12V；

Single-phase meter DB503-12V ends and single-phase meter DB504-12V ends, single-phase meter DB505-12V ends, radio concentrator JZQ501-12V ends are connected, and single-phase meter DB503-11V ends are connected with single-phase meter DB504+11V ends, single-phase meter DB504 - 11V ends be connected with single-phase meter DB505+11V ends；

The first end of transformer T503 primary coils is connected with radio concentrator JZQ501+11V ends, transformer T503 primary lines Second end of circle is connected with radio concentrator JZQ501-12V ends, the first end and single-phase meter of transformer T503 primary coils DB503+11V ends are connected, and the second end of transformer T503 primary coils is connected with single-phase meter DB503-12V ends.

6. electric power data simulative display circuit according to claim 1, it is characterised in that the low pressure carrier wave metering units Including：

Concentrator JZ401, three-phase and four-line table DB401, three-phase and four-line table DB402, single-phase meter DB403, single-phase meter DB404, electronics Pressure regulator TJ401, electronic pressure controller TJ402, electronic pressure controller TJ403, electronic pressure controller TJ404, electronic pressure controller TJ405, Electronic pressure controller TJ406, current transformer SLT401, current transformer SLT402, current transformer SLT403, PLC simulation are defeated Export AO401, PLC simulation output mouthful AO402, PLC simulation output mouthful AO403, PLC simulation output mouthful AO404, PLC simulation defeated Export AO405, PLC simulation output mouthful AO406；

Three-phase and four-line table DB402 485A ends are connected with single-phase meter DB403+485 ends, single-phase meter DB403+485 ends and list Phase table DB404+485 ends are connected；Three-phase and four-line table DB402 485B ends are connected with single-phase meter DB403-485 ends, single-phase meter DB403-485 ends are connected with single-phase meter DB404-485 ends；Three-phase and four-line table DB402 485A ends and PLC485 interface phases Even, three-phase and four-line table DB402 485B ends end is connected with PLC485 interfaces；Three-phase and four-line table DB402 IA+ ends and single-phase meter DB403-11V ends are connected, and three-phase and four-line table DB402 IB+ ends are connected with single-phase meter DB404-11V ends；

Single-phase meter DB404-12V ends are connected with single-phase meter DB404+12V ends, single-phase meter DB404-12V ends and three-phase four Line table DB402 N-terminal is connected；Single-phase meter DB403-12V ends are connected with single-phase meter DB403+12V ends, single-phase meter DB403 - 12V ends be connected with three-phase and four-line table DB402 N-terminal；Single-phase meter DB404+11V ends and three-phase and four-line table DB402 UB ends It is connected, single-phase meter DB403+11V ends are connected with three-phase and four-line table DB402 UA ends；

Three-phase and four-line table DB402 UA ends are connected with three-phase and four-line table DB401 UA ends, three-phase and four-line table DB402 UB ends with Three-phase and four-line table DB401 UB ends are connected, and three-phase and four-line table DB402 UC ends are connected with three-phase and four-line table DB401 UC ends, and three The line table DB402 of phase four N-terminal is connected with three-phase and four-line table DB401 N-terminal；

Concentrator JZ401 485A ends are connected with three-phase and four-line table DB401 485A ends, concentrator JZ401 485B ends and three The line table DB401 of phase four 485B ends are connected；Concentrator JZ401 IA- ends are connected with three-phase and four-line table DB401 IA+ ends, concentrate Device JZ401 IB- ends are connected with three-phase and four-line table DB401 IB+ ends, concentrator JZ401 IC- ends and three-phase and four-line table DB401 IC+ ends are connected；Concentrator JZ401 UA ends are connected with three-phase and four-line table DB401 UA ends, concentrator JZ401 UB End is connected with three-phase and four-line table DB401 UB ends, and concentrator JZ401 UC ends are connected with three-phase and four-line table DB401 UC ends, collection Middle device JZ401 N-terminal is connected with three-phase and four-line table DB401 N-terminal.

7. the electric power data simulative display circuit according to claims 1, it is characterised in that the stealing unit includes：

Normal table DB601+485 ends and stealing table DB602+485 ends, stealing table DB603+485 ends, stealing table DB604 + 485 ends, stealing table DB605+485 ends, stealing table DB606+485 ends, stealing table DB607+485 ends be connected；Normally Table DB601-485 ends and stealing table DB602-485 ends, stealing table DB603-485 ends, stealing table DB604-485 ends, Stealing table DB605-485 ends, stealing table DB606-485 ends, stealing table DB607-485 ends are connected；Normal table DB601's + 485 ends, -485 ends are connected with PLC485 interfaces；

Normal table DB601-11V ends are connected with stealing table DB602+11V ends, stealing table DB602-11V ends and stealing table DB603+11V ends are connected, and stealing table DB603-11V ends are connected with stealing table DB604+11V ends, stealing table DB604- 11V ends are connected with stealing table DB605+11V ends, and stealing table DB605-11V ends are connected with stealing table DB606+11V ends, Stealing table DB606-11V ends are connected with stealing table DB607+11V ends；

Normal table DB601+12V ends and stealing table DB602+12V ends, stealing table DB603+12V ends, stealing table DB604 + 12V ends, stealing table DB605+12V ends, stealing table DB606+12V ends, stealing table DB607+12V ends be connected；Normally Table DB601+12V ends and normal table DB601-12V ends, stealing table DB602-12V ends, stealing table DB603-12V ends, Stealing table DB604-12V ends, stealing table DB605-12V ends, stealing table DB606-12V ends, stealing table DB607-12V End is connected.