CN108233244A - 35kV prepayment metering complexes - Google Patents
35kV prepayment metering complexes Download PDFInfo
- Publication number
- CN108233244A CN108233244A CN201810105194.XA CN201810105194A CN108233244A CN 108233244 A CN108233244 A CN 108233244A CN 201810105194 A CN201810105194 A CN 201810105194A CN 108233244 A CN108233244 A CN 108233244A
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- China
- Prior art keywords
- room
- prepayment
- meterings
- current transformer
- current
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001681 protective effect Effects 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
- H02B1/202—Cable lay-outs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/0356—Mounting of monitoring devices, e.g. current transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Beverage Vending Machines With Cups, And Gas Or Electricity Vending Machines (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
Abstract
The present invention relates to 35kV prepayment metering complexes,It includes the basement being arranged in order with inlet wire direction,Mutual inductor room,Juxtaposed switch gear room and measuring room,And outlet room,Inlet wire connect-disconnect plug and entrance bushing have been sequentially arranged in basement,Mutual inductor has been sequentially arranged current transformer in room,Voltage transformer,Cable is connected to the end of incoming cables of entrance bushing by inlet wire connect-disconnect plug,Then the enter line side of current transformer is connected to from the leading-out terminal of entrance bushing,Voltage transformer is directly connected in parallel to the outgoing line side of current transformer,Ring main unit unit is disposed in switch gear room,And intelligent controller,Cable is connected to the entrance bushing of ring main unit unit via the outgoing line side of current transformer,Then enter outlet room via the outlet casing tube of ring main unit unit,It is placed in small case together with intelligent controller and secondary circuit,It there also is provided gauge table in measuring room,Current transformer provides metering current for gauge table,It is provided for intelligent controller and measures electric current and protective current signal.
Description
Technical field
The present invention relates to field of power, and in particular to a kind of 35kV prepayment meterings complexes.
Background technology
At present in electric power system, 35kV high-voltage prepayment device types are less, mainly using outdoor vacuum circuit breaker on column
Additional metering device carries out electric energy prepayment metering, and this general mounting height of mode is higher, and volume is bigger, it is not easy to install and
Repair, secondary measurement line is longer, and easily metering is inaccurate, and this mode is only applicable to overhead transmission line.
When using cable run, being installed on column just seems that comparison is clumsy, and additional cable branch box or switching station is needed to carry out
Cable is transferred, and Pedestal mounted high-voltage prepaid metering device inner structure is complicated in existing 35kV circuits, and circuit is messy, band conductance
Body is exposed, and carrying out maintenance and inspection for maintenance and staff brings various inconvenience, and there are security risks.
Invention content
In view of this, present inventors have developed a kind of novel prepayments to measure complexes, by all insulation looped network
Cabinet is enclosed in one-piece casting formula metering device in a babinet, is connected using high-tension cable by tangible formula connect-disconnect plug, whole
Body is without exposed energized conductor, and safe and reliable to operation, toy is effectively prevent, which to enter babinet, leads to short trouble, and be substantially reduced
Babinet outside dimension, save the area, the present invention integrates the functions such as prepayment metering, protection, cable branch, suitable for various
In 35kV ac cables supply line.
The present invention has high pressure measurement, takes keyholed back plate reason, fault detect, protection control and communication function.It is suitably mounted to
It exchanges at 50Hz, 35kV high-voltage alternating cable supply line subscriber's drop responsibility separation, it is possible to use in branched line and end
End line.
The present invention is controlled 35kV gas-insulated ring networks cabinet, 35kV metering transformers, intelligence using outdoor type enclosed housing
Device processed, short circuit grounding fault detector and electrification display etc. are packaged together, compact-sized, safe and reliable.
According to an embodiment of the invention, a kind of 35kV prepayment meterings complexes are provided, including with inlet wire direction
The basement, mutual inductor room, juxtaposed switch gear room and the measuring room that are arranged in order and outlet room, wherein, in the basement
Inlet wire connect-disconnect plug and entrance bushing are sequentially arranged, it is mutual to be sequentially arranged the current transformer, voltage in the mutual inductor room
Sensor, wherein, cable is connected to the end of incoming cables of the entrance bushing by the inlet wire connect-disconnect plug, then going out from entrance bushing
Line end is connected to the enter line side of the current transformer, and the voltage transformer is directly connected in parallel to the current transformer
Outgoing line side, wherein, the ring main unit unit and intelligent controller are disposed in the switch gear room, the cable is via described
The outgoing line side of current transformer is connected to the entrance bushing of the ring main unit unit, then via the outlet of the ring main unit unit
Casing enters outlet room, is placed in small case together with the intelligent controller and secondary circuit, wherein, the basement, mutual inductance
Device room, switch gear room and outlet room accommodate primary circuit, and add insulating sheath protection, and entire primary circuit is without the exposed portion of electrification
Point, wherein, gauge table is there also is provided in the measuring room, the current transformer provides metering current for the gauge table, is
The intelligent controller, which provides, measures electric current and protective current signal.
Compared to existing device and method, the invention has the advantages that：
1st, using gas-insulated ring network cabinet as arrearage, protection section breaker, relative to other indoor vacuum of routine 35kV
Breaker, disconnecting switch, earthing switch, have the advantages that it is small, occupy little space, box sizes can be narrowed down to 3400*
1600*2100；Gas-insulated ring network cabinet is non-maintaining, securely and reliably；
2nd, using cast-type voltage, current transformer, be individually encapsulated in an interval, front and rear enabling, by cable with
Switch, entrance bushing connection, connect relative to previous copper bar, save space, and cost-effective；
3rd, it from inlet wire to outlet, from left to right, once arranges, while ensureing safe distance, maximum has saved space；
4th, by gas-insulated ring network cabinet and metering transformer, intelligent demarcation controller combination in the babinet of a closing,
By control loop (secondary circuit) realize power-off after subscriber arrearage, it is multiple take after power transmission function automatically, can short message, be remotely controlled on the spot
Division separating brake, manual, short message cannot all close a floodgate after arrearage；It is controlled relative to traditional pre-payment, separating brake after power-off powers on and needs hand
Dynamic to carry out closing operation, I has power-off opening by company's prepaid devices, powers on automatic closing, does not need to go to close a floodgate again manually,
It has saved user to restore electricity the time, also user need not have been allowed to go live power transmission.
Description of the drawings
Fig. 1 is the external view of 35kV prepayment meterings complexes according to an embodiment of the invention；
Fig. 2 is the top cross-sectional view of 35kV prepayment meterings complexes according to an embodiment of the invention；
Fig. 3 is the side cross-sectional, view of 35kV prepayment meterings complexes according to an embodiment of the invention；
Fig. 4 is the vertical view outside drawing of 35kV prepayment meterings complexes according to an embodiment of the invention.
Specific embodiment
In the following, the implementation of technical solution is described in further detail with reference to attached drawing.
It will be appreciated by those of skill in the art that although the following description is related to many of embodiment for the present invention
Technical detail, but be only for not meaning that any restrictions for illustrating the example of the principle of the present invention.The present invention can be applicable in
In different from the occasion except technical detail exemplified below, without departing from the principle and spirit of the invention.
It, may pair can be in description in the present specification in addition, tedious in order to avoid being limited to the description of this specification
The portion of techniques details obtained in prior art data has carried out the processing such as omission, simplification, accommodation, this is for the technology of this field
It will be understood by for personnel, and this does not interfere with the open adequacy of this specification.
Hereinafter, it will be described in connection with the drawings and be used to implement the embodiment of the present invention.
The present invention provides a kind of landing prepaid devices, mainly by main switch, voltage transformer, current transformer, intelligence
The components composition such as energy controller, entrance bushing, inlet-outlet line connect-disconnect plug, 35kV high-tension cables.
Fig. 1 is the external view of 35kV prepayment meterings complexes according to an embodiment of the invention.
Box shape shown in Figure 1, wherein, 2-3mm thickness galvanized sheet welding productions, box cover tool can be used in babinet
There is certain slope, prevent rainwater from accumulating, box cover uses sinkage type structure, can effectively prevent rainwater along cover rim into cartonning
Body.Box sizes can be 3400*1600*2100 (long * wide * high).
Fig. 2 is the top cross-sectional view of 35kV prepayment meterings complexes according to an embodiment of the invention；Fig. 3 is basis
The side cross-sectional, view of the 35kV prepayment metering complexes of the embodiment of the present invention.
As shown in Figures 2 and 3, babinet is divided into five compartments, is arranged using mesh font, from left to right (left to bottom right, that is,
The direction passed in and out by circuit) it is followed successively by：Basement, mutual inductor room, switch gear room side by side and measuring room, outlet room, wherein, metering
After room is located at switch gear room.Each compartment is separated by partition.
Wherein, inlet wire arrester, inlet wire connect-disconnect plug, entrance bushing have been sequentially arranged in the basement, wherein, it is described into
Wire insertion head is tangible connect-disconnect plug, and inlet wire cable is connected to the end of incoming cables of the entrance bushing by tangible connect-disconnect plug, so
The enter line side of current transformer (being located in mutual inductor room) is connected to from the leading-out terminal of entrance bushing afterwards, and it is exhausted that sheath can be added to carry out
Edge protects.Entrance bushing uses wall-penetrating type double end casing, and on basement partition board, a termination long cable section of ingoing line, the other end leads to
Cross tangible formula cable plug head connection current transformer.
Wherein, the current transformer, voltage transformer have been sequentially arranged in the mutual inductor room.The voltage transformer
Type single-phase potential transformer star-like connection is poured using three indoor epoxy resin, metered voltage, in order to control is provided for electric energy meter
Circuit provides power supply.The current transformer pours type single-phase current transformer using three indoor epoxy resin, have protection,
It measures, metering three winding, provides metering current for electric energy meter, intelligent controller provides and measures electric current and protective current signal.Its
In, inlet wire cable is by the outgoing line side of current transformer, the ring being connected to by tangible cable plug head in the switch gear room
The entrance bushing of net cabinet unit, last outlet cable are connected to ring main unit unit outlet casing tube by tangible formula cable plug head.
The voltage transformer is directly connected in parallel to current transformer outgoing line side, and adds insulating sheath protection, entire primary circuit without
Charge exposed part；
Wherein, the ring main unit unit (main switch) is disposed in the switch gear room, is gas-insulated ring network cabinet, can adopt
With breaker unit or load switching unit, for cutting off normal duty electric current, fault current, ontology band disconnecting switch is grounded
Switch, and be latched mutually.Intelligent controller is there also is provided in the switch gear room, there is flow control, quick-break control, Yong Hufen
The functions such as boundary's control, can manually, straighforward operation on the spot, liquid crystal display after subscriber arrearage separating brake, cannot close a floodgate manually, user
Automatically combined floodgate is powered on after payment.
The measuring room is also equipped with gauge table (electric energy meter).
Four corners set one group of temperature and moisture sensors, acquisition four respectively in the measuring room (or entire babinet)
A temperature and humidity T1, T2, T3, T4 and H1, H2, H3, H4, be accurately calculated by temperature and humidity controller temperature value T and
Humidity value H：
T11=0.15 × T1+0.2 × T2+0.25 × T3+0.4 × T4；
T12=0.15 × T3+0.2 × T4+0.25 × T1+0.4 × T2；
H11=0.18 × H1+0.26 × H2+0.22 × H3+0.34 × H4；
H12=0.18 × H2+0.26 × H4+0.22 × H1+0.34 × H3；
When processing temperature value T be more than preset value, then drive four fan coolings；
When processing humidity value H be more than preset value, then drive dehumidifier (such as heater) work heating and dehumidification；
The weighting coefficient of above-mentioned calculating temperature and humidity value is merely illustrative, it will be appreciated by those of skill in the art that can be with
Temperature and humidity value T and H are obtained using the computational methods of other weighting coefficients or other average humitures.
Fig. 4 is the top cross-sectional view of 35kV prepayment meterings complexes according to an embodiment of the invention.Such as Fig. 4 institutes
Show, basement opens the door for the left side, and an independent compartment passes through casing and inlet wire cable connection；Mutual inductor room be front and rear enabling, four
It installs radiator fan on a door additional, heater is installed additional in mutual inductor room, the indoor temperature of mutual inductor is acquired by Temperature Humidity Sensor
And humidity, it is calculated by temperature and humidity controller, driving fan or heater work carry out dehumidifying and cooling, prevents Indoor Temperature
The high or excessive generation condensation of humidity is spent, influences properties of product；Switch gear room front open the door, switch gear room's operation panel with other every
Room is detached using partition board, and user opening door operation, intelligent controller and secondary control loop can close one in the case of electrification
In small chamber, small chamber external door is concordant with operation panel；It is embedded on switch gear room's isolation panel；Measuring room back pullout (BPO), independent one
Transparent meter electricity box are installed, and leading blocks in room, avoid stealing electricity；The R.H.flapped door of outlet room, by cable accessory directly and looped network
Cabinet casing connection outlet.
By upper, it will be appreciated that for illustrative purposes, specific embodiments of the present invention are described herein, still, can make
Each modification, without departing from the scope of the present invention.It will be apparent to one skilled in the art that drawn in flow chart step or this
In the operation that describes and routine can be varied in many ways.More specifically, the order of step can be rearranged, step can be performed parallel
Suddenly, step can be omitted, it may include other steps can make the various combinations or omission of routine.Thus, the present invention is only by appended power
Profit requirement limitation.
Claims (10)
1. a kind of 35kV prepayment meterings complexes, including be arranged in order with inlet wire direction basement, mutual inductor room, simultaneously
The switch gear room put and measuring room and outlet room,
Wherein, inlet wire connect-disconnect plug and entrance bushing have been sequentially arranged in the basement, has been sequentially arranged in the mutual inductor room
There are the current transformer, voltage transformer,
Wherein, cable is connected to the end of incoming cables of the entrance bushing by the inlet wire connect-disconnect plug, then going out from entrance bushing
Line end is connected to the enter line side of the current transformer, and the voltage transformer is directly connected in parallel to the current transformer
Outgoing line side,
Wherein, the ring main unit unit and intelligent controller are disposed in the switch gear room, the cable is via the electric current
The outgoing line side of mutual inductor is connected to the entrance bushing of the ring main unit unit, then via the outlet casing tube of the ring main unit unit
Into outlet room, it is placed in small case together with the intelligent controller and secondary circuit,
Wherein, the basement, mutual inductor room, switch gear room and outlet room accommodate primary circuit, and add insulating sheath protection,
Entire primary circuit without electrification exposed part,
Wherein, gauge table is there also is provided in the measuring room, the current transformer provides metering current for the gauge table, is
The intelligent controller, which provides, measures electric current and protective current signal.
2. 35kV prepayment meterings complexes according to claim 1, wherein, the 35kV prepayment meterings are into suit
Body structure is set to, babinet uses 2-3mm thickness galvanized sheet welding productions, and box cover has the gradient and upper surface is sunk type
Moulding.
3. 35kV prepayment meterings complexes according to claim 1, wherein, the entrance bushing is double using wall-penetrating type
Head casing tube, on basement partition board, a termination long cable section of ingoing line, the other end is connected to institute by tangible formula cable plug head
State current transformer.
4. 35kV prepayment meterings complexes according to claim 1, wherein, the ring main unit unit is gas-insulated
Ring main unit, for cutting off normal duty electric current, fault current.
5. 35kV prepayment meterings complexes according to claim 1, wherein, the inlet wire connect-disconnect plug in the basement
Prime be also associated with inlet wire arrester,
Wherein, the voltage transformer pours type single-phase potential transformer star-like connection using three indoor epoxy resin, for electricity
It can table offer metered voltage, in order to control circuit offer power supply.
6. 35kV prepayment meterings complexes according to claim 1, wherein, the current transformer is indoor for three
Epoxy resin pours type single-phase current transformer, has protection, measures, metering three winding,
Wherein, the inlet wire cable is connected to described open by the outgoing line side of current transformer by tangible cable plug head
Close the entrance bushing of the ring main unit unit in room.
7. 35kV prepayment meterings complexes according to claim 4, wherein, the gas-insulated ring network cabinet is using disconnected
Road device unit or load switching unit, for cutting off normal duty electric current, fault current, the gas-insulated ring network cabinet ontology band
Disconnecting switch, earthing switch, and be latched mutually.
8. 35kV prepayment meterings complexes according to claim 1, wherein, the intelligent controller had flow control
System, quick-break control, user demarcation control function, can manually, straighforward operation, liquid crystal display on the spot, after subscriber arrearage separating brake, hand
It is dynamic to close a floodgate, combined floodgate is powered on after user charges automatically.
9. 35kV prepayment meterings complexes according to claim 1, wherein, four corner difference in the measuring room
One group of temperature and moisture sensors is set, four temperature T1, T2, T3, T4 and four humidity H1, H2, H3, H4 is acquired, passes through
Summation is weighted respectively to four temperature T1, T2, T3, T4 and four humidity H1, H2, H3, H4 and obtains mean temperature T
With medial humidity H,
Wherein, if T is more than preset value, indoor four fans of metering is driven to radiate；
Wherein, if H is more than preset value, the indoor dehumidifier dehumidifying of the metering is driven.
10. 35kV prepayment meterings complexes according to claim 1, wherein, when using inlet wire direction as left and right directions
When：
The basement opens the door for the left side,
The mutual inductor room is front and rear enabling, installs radiator fan on door additional, dehumidifier is installed additional in the mutual inductor room, by warm and humid
The indoor temperature of sensor acquisition mutual inductor and humidity are spent, is calculated by temperature and humidity controller, driving fan or dehumidifier
Work,
The switch gear room opens the door for front, and the operation panel in the switch gear room is detached with other compartments using partition board, Yong Huke
The opening door operation in the case of electrification,
The measuring room be back pullout (BPO), an independent Room, wherein installation transparent meter electricity box；
The outlet room be R.H.flapped door, by cable accessory directly with ring main unit unit casing connection outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810105194.XA CN108233244B (en) | 2018-02-02 | 2018-02-02 | 35kV prepayment metering complete device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810105194.XA CN108233244B (en) | 2018-02-02 | 2018-02-02 | 35kV prepayment metering complete device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108233244A true CN108233244A (en) | 2018-06-29 |
| CN108233244B CN108233244B (en) | 2023-12-08 |
Family
ID=62670736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810105194.XA Active CN108233244B (en) | 2018-02-02 | 2018-02-02 | 35kV prepayment metering complete device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108233244B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109599766A (en) * | 2018-12-20 | 2019-04-09 | 国网江苏省电力有限公司镇江供电分公司 | Outdoor pole top switch operation power case |
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| KR200290768Y1 (en) * | 2002-06-21 | 2002-10-04 | 주식회사 세니온 | Control Cubicle of gas insulated switchgear for distribution automation system |
| CN204927858U (en) * | 2015-08-17 | 2015-12-30 | 济宁精创开关电器有限公司 | Novel multi -functional high pressure measurement cabinet of prepayment |
| CN205753074U (en) * | 2016-01-20 | 2016-11-30 | 山东纵华智能电气有限公司 | A kind of 10kV lands pre-payment complexes |
| CN106684744A (en) * | 2016-12-12 | 2017-05-17 | 国网北京市电力公司 | Substation |
| CN207994462U (en) * | 2018-02-02 | 2018-10-19 | 山东纵华智能电气有限公司 | 35kV prepayment metering complexes |
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2018
- 2018-02-02 CN CN201810105194.XA patent/CN108233244B/en active Active
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|---|---|---|---|---|
| KR200290768Y1 (en) * | 2002-06-21 | 2002-10-04 | 주식회사 세니온 | Control Cubicle of gas insulated switchgear for distribution automation system |
| CN204927858U (en) * | 2015-08-17 | 2015-12-30 | 济宁精创开关电器有限公司 | Novel multi -functional high pressure measurement cabinet of prepayment |
| CN205753074U (en) * | 2016-01-20 | 2016-11-30 | 山东纵华智能电气有限公司 | A kind of 10kV lands pre-payment complexes |
| CN106684744A (en) * | 2016-12-12 | 2017-05-17 | 国网北京市电力公司 | Substation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109599766A (en) * | 2018-12-20 | 2019-04-09 | 国网江苏省电力有限公司镇江供电分公司 | Outdoor pole top switch operation power case |
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| Publication number | Publication date |
|---|---|
| CN108233244B (en) | 2023-12-08 |
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