CN104931876B - Portable three-phase breaker simulation box - Google Patents
Portable three-phase breaker simulation box Download PDFInfo
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- CN104931876B CN104931876B CN201510356004.8A CN201510356004A CN104931876B CN 104931876 B CN104931876 B CN 104931876B CN 201510356004 A CN201510356004 A CN 201510356004A CN 104931876 B CN104931876 B CN 104931876B
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- 238000004088 simulation Methods 0.000 title claims abstract description 52
- ZCJJIQHVZCFSGZ-UHFFFAOYSA-N 2,8-bis(diphenylphosphoryl)dibenzothiophene Chemical compound C=1C=CC=CC=1P(C=1C=C2C3=CC(=CC=C3SC2=CC=1)P(=O)(C=1C=CC=CC=1)C=1C=CC=CC=1)(=O)C1=CC=CC=C1 ZCJJIQHVZCFSGZ-UHFFFAOYSA-N 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 230000013011 mating Effects 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Abstract
The invention discloses a kind of portable three-phase breaker simulation box, including simulation box control panel, breaker tripping and closing performance loop, breaker signal loop, operator scheme switching circuit.The simulation box control panel is used for the jack-plug socket of integrated installation human users' management easy to operation, control button, status indicator lamp, the breaker tripping and closing performance loop is directly accessed in circuit under test and is used as by control module, breaker signal loop is used to provide idle contact to survey time of return such as protection device etc., operator scheme handover module is used to switch to different operator schemes to realize corresponding function by switching handle, its major function is that mating protection device is made oral examination and tested, simulate three-phase breaker operating mechanism, check protection operates the correctness of case apparatus, the present apparatus simplifies operation preparation and step simultaneously, it is not required to connect power circuit, coordinate portable size, it is adapted to carry during outgoing debugging.
Description
Technical field
The invention belongs to field of electrical equipment, is related to a kind of portable three-phase breaker simulation box.
Background technology
During transforming plant protecting is transformed, because load is nervous, power off time is short, often many times requires to have a power failure
The preceding protection device to newly changing is debugged, and static debugging is out of question, but is related to the inspection of operation case apparatus, because can not actual band
Switch, so can not examine, treats that actual power failure carrys out check protection device operation circuit again, once device is problematic, then influences whole
The individual plan that has a power failure.Now according to the principle of killer switch, easy portable breaker simulation box has been made.
The content of the invention
The technical problems to be solved by the invention be to provide it is a kind of it is simple to operate, process is succinct, effective check protection operation
The simulation three-phase breaker simulation box of case apparatus.
Technical scheme is used by the present invention solves the above problems：
Including simulation box control panel, breaker tripping and closing performance loop, breaker signal loop, operator scheme switching circuit.Institute
State jack-plug socket, control button, state instruction that simulation box control panel is used for integrated installation human users' management easy to operation
Lamp, the breaker tripping and closing performance loop, which is directly accessed in circuit under test, to be used as by control module, and breaker signal loop is used to provide
Idle contact surveys time of return etc. to protection device etc., and operator scheme handover module is used to switch to different behaviour by switching handle
Operation mode and realize corresponding function.
Further, simulation box operation circuit cathode power supply socket is provided with the simulation box control panel, power supply is total
Switch, indicator lamp of sending a telegram here, breaker indicator lamp regions, code test plug wire area, breaker auxiliary contact plug wire region, control box hand
Socket is closed, control box hand jumps socket, mode of operation selection knob, closing by hand button, manual tripping button,
It is provided with the breaker indicator lamp regions:A phase breaker closings indicator lamp, A phase breaker open operations indicator lamp, B
Phase breaker open operation indicator lamp, B phase breaker open operations indicator lamp, C phase breaker closings indicator lamp, the instruction of C phases breaker open operation
Lamp,
It is provided with the code test plug wire area：A phases closing coil access socket, the access of the breaking coil of A phases first are inserted
Seat, first via operation power anode socket, the second dataway operation power cathode socket, the breaking coil of A phases second access socket,
It is provided with the breaker auxiliary contact plug wire region, A phase breaker closings position access socket, the open circuit of A phases
Device closing position access socket, A phase breakers common port access socket, B phase breaker closings position access socket, the open circuit of B phases
Device closing position access socket, B phase breakers common port access socket, C phase breaker closings position access socket, the open circuit of C phases
Device closing position access socket, C phase breakers common port access socket；
The breaker tripping and closing performance loop includes performance loop first via operation power positive pole incoming end, the tunnel of performance loop second
Operation power positive pole incoming end, performance loop first via operation power negative pole incoming end, performance loop the second dataway operation power supply are born
Pole incoming end, the performance loop first via operation power positive pole incoming end are connected to simulation box operation circuit cathode power supply and inserted
Mouthful, the second dataway operation of performance loop positive source incoming end is connected to simulation box operation circuit cathode power supply socket, described
Performance loop first via operation power negative pole incoming end is connected to first via operation power anode socket, the performance loop second
Dataway operation power cathode incoming end is connected to the second dataway operation power cathode socket,
The performance loop first via operation power positive pole incoming end and the access of performance loop first via operation power negative pole
It is connected with A phases between end to close a floodgate branch road, A phase closing by hands relay tip, the first breaking coil of A phases access point, the open circuit of A phases
Device normally closed contact, A phase closing coils are connected into A phases and closed a floodgate branch road, and A phases the first breaking coil access point is connected to A phase closing lines
Circle access socket,
The performance loop first via operation power positive pole incoming end and the access of performance loop first via operation power negative pole
The tripping operation branch road of A phases first, A phase hand trip(ping) relay tips, A phases the first breaking coil access point, A phases are connected between end
The normal opened contact of breaker first, the first A phase breaking coils are connected into the tripping operation branch road of A phases first, A phases the first breaking coil access point
The breaking coil of A phases first access socket is connected to,
Performance loop the second dataway operation positive source incoming end, performance loop the second dataway operation power cathode incoming end
Between be connected with A phases second trip branch road, A phases the second breaking coil access point, A phases the second normal opened contact of breaker, the 2nd A phases
Breaking coil is connected into the tripping operation branch road of A phases second, and A phases the second breaking coil access point is connected to the access of the breaking coil of A phases second
Socket,
The performance loop first via operation power positive pole incoming end and the access of performance loop first via operation power negative pole
It is connected with B phases between end to close a floodgate branch road, B phase closing by hands relay tip, the first breaking coil of B phases access point, B phase breakers
Normally closed contact, B phase closing coils are connected into B phases and closed a floodgate branch road, and B phases the first breaking coil access point is connected to B phase closing coils
Access socket,
The performance loop first via operation power positive pole incoming end and the access of performance loop first via operation power negative pole
The tripping operation branch road of B phases first, B phase hand trip(ping) relay tips, B phases the first breaking coil access point, B phases are connected between end
The normal opened contact of breaker first, the first B phase breaking coils are connected into the tripping operation branch road of B phases first, B phases the first breaking coil access point
The breaking coil of B phases first access socket is connected to,
Performance loop the second dataway operation positive source incoming end, performance loop the second dataway operation power cathode incoming end
Between be connected with B phases second trip branch road, B phases the second breaking coil access point, B phases the second normal opened contact of breaker, the 2nd B phases
Breaking coil is connected into the tripping operation branch road of B phases second, and B phases the second breaking coil access point is connected to the access of the breaking coil of B phases second
Socket,
The performance loop first via operation power positive pole incoming end and the access of performance loop first via operation power negative pole
It is connected with C phases between end to close a floodgate branch road, C phase closing by hands relay tip, the first breaking coil of C phases access point, C phase breakers
Normally closed contact, C phase closing coils are connected into C phases and closed a floodgate branch road, and C phases the first breaking coil access point is connected to C phase closing coils
Access socket,
The performance loop first via operation power positive pole incoming end and the access of performance loop first via operation power negative pole
The tripping operation branch road of C phases first, C phase hand trip(ping) relay tips, C phases the first breaking coil access point, C phases are connected between end
The normal opened contact of breaker first, the first C phase breaking coils are connected into the tripping operation branch road of C phases first, C phases the first breaking coil access point
The breaking coil of C phases first access socket is connected to,
Performance loop the second dataway operation positive source incoming end, performance loop the second dataway operation power cathode incoming end
Between be connected with C phases second trip branch road, C phases the second breaking coil access point, C phases the second normal opened contact of breaker, the 2nd C phases
Breaking coil is connected into the tripping operation branch road of C phases second, and C phases the second breaking coil access point is connected to the access of the breaking coil of C phases second
Socket；
The breaker signal loop includes, control loop first via operation power positive pole incoming end, control loop first
Dataway operation power cathode incoming end, battery main switch DPDT portion, Switching Power Supply, control loop first via operation power positive pole
Incoming end, the access of control loop first via operation power negative pole terminate at the side in battery main switch DPDT portion, and power supply is total
The input side of the opposite side access Switching Power Supply in switch DPDT portion, control loop first via operation power positive pole incoming end,
Current-limiting resistance is connected between control loop first via operation power negative pole incoming end and incoming call indicator lamp access point is in series
Branch road, A phase signals branch road, B phase signals branch road, the C phase signals branch roads of the outlet side connection parallel connection of Switching Power Supply are shown, A believes
Number branch road includes A phase breaker auxiliary contacts, and the A phases breaker of A phase breaker auxiliary contacts closes position contact connecting valve power supply
24V output ends, connected between the A phase breakers point position contact of A phase breaker auxiliary contacts and the 0V output ends of Switching Power Supply
By the A phases breaker branch current-limiting resistance branch road in series with A phase breaker open operation indicator lamps, A phase breaker auxiliary contacts
A phases breaker close to connect between position contact and the 0V output ends of Switching Power Supply and broken by A phases breaker combining current-limiting resistance with A phases
Road device combined floodgate indicator lamp branch road in series, B phase signals branch road include B phase breaker auxiliary contacts, and B phases breaker auxiliary connects
The 24V output ends of the public tip node connecting valve power supply of B phase breakers of point, the B phases breaker point of B phase breaker auxiliary contacts
Connection is indicated by B phases breaker branch current-limiting resistance and B phases breaker open operation between position contact and the 0V output ends of Switching Power Supply
Lamp branch road in series, the B phases breaker of B phase breaker auxiliary contacts are closed between position contact and the 0V output ends of Switching Power Supply
Connection is by the B phases breaker combining current-limiting resistance branch road in series with B phase breaker open operation indicator lamps, C phase signals branch road bags
C phase breaker auxiliary contacts are included, the 24V of the public tip node connecting valve power supply of C phase breakers of C phase breaker auxiliary contacts is defeated
Go out end, the C phase breakers of Switching Power Supply divide connection between position contact and the 0V output ends of Switching Power Supply to be limited by C phase breakers branch
The leakage resistance branch road in series with C phase breaker open operation indicator lamps, the C phases breaker of C phase breaker auxiliary contacts close position and connect
Connection indicates lamp string by C phases breaker combining current-limiting resistance and C phases breaker closing between point and the 0V output ends of Switching Power Supply
Join the branch road formed；
The operator scheme switching circuit includes switching circuit Switching Power Supply positive pole incoming end, switching circuit Switching Power Supply is born
Pole incoming end, switching circuit first via operation power positive pole incoming end, control box division switching handle, hand combination switch, hand tripping
Pass, closing by hand relay, hand breaker tripping and closing relay, switching circuit control box hand close terminal access terminal, switching circuit operation
Case hand jumps terminal incoming end, and the switching circuit Switching Power Supply positive pole incoming end connects the 24V output ends of the Switching Power Supply, institute
State the 0V output ends that switching circuit Switching Power Supply negative pole incoming end connects the Switching Power Supply, the dataway operation of switching circuit first
Positive source incoming end is connected to the simulation box operation circuit cathode power supply socket, and the switching circuit control box hand closes terminal
Terminal connection A phases closing coil access socket is accessed, the switching circuit control box hand jumps terminal incoming end and connects the operation
Case hand jumps socket, between the switching circuit Switching Power Supply positive pole incoming end and the switching circuit Switching Power Supply negative pole incoming end
It is connected with the first terminal, the Second terminal for switching handle by the control box division, the first terminal of the hand combination switch, second
Terminal, the 9th terminal, the tenth terminal of the control box division switching handle, the closing by hand relay, the first switching branch
Road current-limiting resistance the first handoff leg in series, the switching circuit first via operation power positive pole incoming end are cut with described
Gain dataway operation case hand close terminal access terminal between be connected with by the control box division switching handle third terminal, the 4th
Terminal, third terminal, the forth terminal of the hand combination switch, the 11st terminal of the control box division switching handle, the tenth
Two-terminal the second handoff leg in series, the switching circuit Switching Power Supply positive pole incoming end switch with the switching circuit
It is connected between power cathode incoming end and is jumped by the 5th terminal, the 6th terminal of control box division switching handle, the hand
The first terminal of switch, Second terminal, the 13rd terminal, the 14th terminal of the control box division switching handle, the hand
Breaker tripping and closing relay, the 3rd handoff leg current-limiting resistance the 3rd handoff leg in series, the switching circuit first via behaviour
Make to be connected between positive source incoming end and switching circuit control box hand jump terminal incoming end and switched by the control box division
The 7th terminal, the 8th terminal of handle, third terminal, the forth terminal of the hand TRIP, the control box division switch handle
The 4th handoff leg that the 15th terminal, the 16th terminal series-shunt of hand are formed.
Further, the A phases breaker closing indicator lamp, B phase breaker open operations indicator lamp, C phase breaker closings refer to
Show lamp for red, the A phases breaker open operation indicator lamp, B phase breaker open operations indicator lamp, C phase breaker open operation indicator lamps are
Green.The setting discrimination of red green color becomes apparent from, and prevents from misunderstanding.
Further, the battery main switch is bipolar toggle switch.Bipolar toggle switch is compact be easy to design and installation with
Operation.
The present invention principle and have the beneficial effect that：
Three-phase closing loop can be used for A, B, C phase with three relays respectively.Meanwhile three-phase（Split-phase）Breaker is simulated
Device also application and the debugging of backup auto-activating device are used.
In use, it is electric in protection device, protection device is connected with simulated operation case by test wire, connecting line includes：
A) it is positive and negative to operate 1 road power supply（101、102）；
B) it is positive and negative that 2 road power supplys are operated（301、302）；
C) A, B, C reclosing phase by phase connect（103A、103B、103C）；
D) A, B, C sequential trip 1 connects（133A、133B、133C）；
E) A, B, C sequential trip 2 connects（333A、333B、333C）；
F) hand closes, hand hop button connects（103、133）.
Triphase operation box need to be connected so, and if single-phase, need to only connect the debugging such as A phases, prepared auto restart can make three-phase respectively
For block switch and two service entrance switch.
After connecting, the control box first via（101、102）, the second tunnel（301、302）It is electric in operation power, indicator lamp of sending a telegram here
It is bright to possess experimental condition, first close the battery main switch：
1）If dividing position, control box inner breaker open position lamp is bright after upper electricity.Will " without control box through control box " handle
" without control box " position is switched to, hand closes breaker, and two-position relay position is changed, closing position at breaker, simulation box
Instruction " conjunction position " lamp on panel is bright, while on existing ground, status lamp is changed, trip position on our check protection control boxs,
Closing position is accordingly with to change.
2）Handle cuts " through control box " position, when our hands close, hand jumps operation, protection device lamp also respective change, simply
Operation now carrys out division by control box, by the anti-jump loop of control box, meanwhile, it will be protected by control box in control box
Two-position relay hand closes set, and hand, which is jumped, to be resetted.Now the trip protection lamp of protection panels should not be bright, is just opened when protection act
Dynamic device, trip protection lamp are just bright.
Using three-phase independent design, conventional three-phase can be coordinated（Split-phase）Line loop operation case, can also backup auto-activating device be used as to adjust
The breaker simulation box of examination uses, and A, B, C phase are respectively used into block switch closes two incoming powers switch.It is simultaneously that breaker is auxiliary
The position of machine contact feeds back to backup auto-activating device.
1st, The present invention gives a kind of three-phase breaker simulation box, its major function is that mating protection device makes oral examination
Test, simulate three-phase breaker operating mechanism, check protection operates the correctness of case apparatus.
2nd, external AC power supply is not required in the present apparatus, is directly accessed in circuit under test the power taking from operation circuit, has had
On the basis of the action process of whole mimic-disconnecting switch, operation preparation and step are simplified, coordinates portable size, be adapted to outgoing
Carried during debugging.
3 at the same provide now, distant place division operation button, mating protection device makes oral examination and tests, and simulates three-phase breaker
Operating mechanism, can effectively check protection control box correctness.
4th, turning DC24V Switching Power Supplies using DC220V takes 24V safe voltages to provide the power supply of breaker indicator.
5th, using three-phase independent design, conventional three-phase can be coordinated（Split-phase）Line loop operation case, it can also be used as backup auto-activating device
The breaker simulation box of debugging uses.
6th, device supports simulation box hand to close, hand is jumped push button and moved through control box mode, so energy check device HHJ
Make situation, hand jumps lock-reclosing lock contact and jump signal condition, while facilitates the inspection operation in control box electric trip-preventing loop.
7th, simulation box provides double jump coil, mimic-disconnecting switch state, is provided conveniently for the debugging of equipment.
8th, by such device, the cooperation debugging of routine operation case, the jump, closing loop of inspection operation case be disclosure satisfy that
Correctness.Operating efficiency is improved, is not required to the quality of actual belt switch check protection control box, for device early stage such as protection transformation
Debugging provides condition.
Brief description of the drawings
Fig. 1 is the control panel schematic diagram of portable three-phase breaker simulation box of the present invention；
Fig. 2 is the breaker tripping and closing performance loop schematic diagram of portable three-phase breaker simulation box of the present invention；
Fig. 3 is the breaker signal circuit theory figure of portable three-phase breaker simulation box of the present invention；
Fig. 4 is the operator scheme handover module schematic diagram of portable three-phase breaker simulation box of the present invention.
Mark and corresponding parts title in accompanying drawing：
10- simulation box control panel 101- simulation box operation circuit cathode power supply socket 111- battery main switches 111t-
Indicator lamp 12- breakers indicator lamp regions 121a-A phase breaker closing indicator lamp 121b-A phases breaker open operation of sending a telegram here indicates
Lamp 122a-B phase breaker closing indicator lamp 122b-B phase breaker open operation indicator lamp 123a-C phase breaker closing indicator lamps
123b-C phase breaker open operation indicator lamp 13- code test plug wire area 103A-A phases closing coil access socket 133A-A phases the
One breaking coil accesses socket 102- first via operation power anode socket 302- the second dataway operation power cathode sockets
The breaking coil of 333A-A phases second accesses socket 14- breaker auxiliary contact plug wires region 141A-A phase breaker closings position
Access socket 142A-A phase breaker open operations position access socket 143A-A phase breakers common port access socket 141B-B phases
The breaker closing position access socket 142B-B phase breaker open operations position access public termination of socket 143B-B phase breakers
Enter socket 141C-C phase breaker closings position access socket 142C-C phase breaker open operations position access socket 143C-C phases
Breaker common port access socket 103- control boxs hand closes socket 133- control boxs hand and jumps the selection rotation of socket 151- modes of operation
The manual tripping button 2101- performance loops first via operation power positive pole incoming ends of button 152- closing by hand buttons 153-
2301- performance loops the second dataway operation positive source incoming end 2102- performance loop first via operation power negative pole incoming ends
2302- performance loops the second dataway operation power cathode incoming end 2103A- A phase the first closing coil access point 2133A-A phases
The A phases of first breaking coil access point 2333A- A phase the second breaking coil access point 211A-A phase closing coils 212A- the first
The A phase breaking coil 214A-A phase breaker normally closed contact 215A-A phases breakers first of breaking coil 213A- the 2nd are normally opened to be connect
Point 216A-A phases breaker the second normal opened contact 217A-A phase closing by hand relay tip 218A-A phase hand trip(ping) relays
Device contact 2103B-B phase the first closing coil access point 2133B- B phase the first breaking coil access point 2333B- B phases
The B phase breaking coils of two the first B phase breaking coils 213B- of breaking coil access point 211B-B phase closing coils 212B- the 2nd
214B-B phase breaker normally closed contact 215B-B phases breaker the first normal opened contact 216B-B phases the second normal opened contacts of breaker
217B-B phase closing by hand relay tip 218B-B phase hand trip(ping) relay tip 2103C-C the first closing coils of phase connect
Access point 2133C- C phase the first breaking coil access point 2333C- C phase the second breaking coil access point 211C-C phase closing lines
Enclose the C phase breaking coil 214C-C phase breaker normally closed contact 215C-C phases of the first C phase breaking coils 213C- of 212C- the 2nd
Breaker the first normal opened contact 216C-C phases breaker the second normal opened contact 217C-C phase closing by hand relay tips
218C-C phase hand trip(ping) relay tip 3101- control loop first via operation power positive pole incoming ends 3102- is controlled back
First via operation power negative pole incoming end 3111a- current-limiting resistances 3111t- incoming call indicator lamp access point 3111- power supplys in road are total
Switch DPDT portion 320- Switching Power Supply 314A-A phase breaker auxiliary contact 3141A-A phase breaker common ports
3142A-A phase breakers divide position contact 3143A-A phases breaker to close position contact 314B-B phase breaker auxiliary contacts 3141B-
B phase breaker common port 3142B-B phase breakers divide position contact 3143B-B phases breaker to close the open circuit of position contact 314C-C phases
Device auxiliary contact 3141C-C phase breaker common port 3142C-C phase breakers point position contact 3143C-C phases breaker closes position and connect
Point 4203- switching circuit Switching Power Supply positive pole incoming end 4204- switching circuit Switching Power Supply negative pole incoming ends 4101- switches
First via operation power positive pole incoming end 4151- control boxs division switching handle 4152- hand combination switch 4153- hands in loop are jumped
Switch 421- closing by hand relay 422- hands and jump tripping relay 4103- switching circuit control boxs hand conjunction terminal incoming end
Sub- 4133- switching circuits control box hand jumps terminal incoming end.
Embodiment
The present invention will now be described in further detail with reference to the accompanying drawings and the accompanying drawings, but embodiments of the present invention
Not limited to this.
Portable three-phase breaker simulation box of the present invention include simulation box control panel 10, breaker tripping and closing performance loop,
Breaker signal loop, operator scheme switching circuit.The simulation box control panel is used for integrated installation personnel behaviour easy to operation
Make jack-plug socket, control button, the status indicator lamp managed, the breaker tripping and closing performance loop is directly accessed conduct in circuit under test
By control module, breaker signal loop is used to provide idle contact to survey time of return such as protection device etc., operator scheme switching
Module is used to switch to different operator schemes to realize corresponding function by switching handle.
It is as shown in Figure 1 the control panel schematic diagram of the present invention, simulation box is provided with the simulation box control panel 10
Operation circuit cathode power supply socket 101, battery main switch 111, send a telegram here indicator lamp 111t, breaker indicator lamp regions 12, standard examination
Plug wire area 13, breaker auxiliary contact plug wire region 14 are tested, control box hand closes socket 103, and control box hand jumps socket 133, operation
Mode selects knob 151, closing by hand button 152, manual tripping button 153,
It is provided with the breaker indicator lamp regions 12:A phase breaker closing indicator lamp 121a, A phase breaker open operations refer to
Show lamp 121b, B phase breaker closing indicator lamp 122a, B phase breaker open operation indicator lamp 122b, C phase breaker closing indicator lamp
123a, C phase breaker open operation indicator lamp 123b,
It is provided with the code test plug wire area 13：A phases closing coil accesses socket 103A, A the first breaking coil of phase
Access socket 133A, first via operation power anode socket 102, the second dataway operation power cathode socket 302, A phases second trip
Coil accesses socket 333A,
It is provided with the breaker auxiliary contact plug wire region 14, A phase breaker closings position access socket 141A, A
Phase breaker open operation position access socket 142A, A phase breaker common port access socket 143A, B phase breaker closing position connects
Enter access socket 142B, B phase breaker common port access socket 143B, C the phase open circuit of socket 141B, B phase breaker open operation position
Device closing position access socket 141C, C phase breaker open operation position access socket 142C, C phase breaker common port access socket
143C；
It is illustrated in figure 2 the breaker tripping and closing performance loop schematic diagram of portable three-phase breaker simulation box of the present invention, institute
Stating breaker tripping and closing performance loop includes performance loop first via operation power positive pole incoming end 2101, the dataway operation of performance loop second electricity
Source positive pole incoming end 2301, performance loop first via operation power negative pole incoming end 2102, performance loop the second dataway operation power supply
Negative pole incoming end 2302, the performance loop first via operation power positive pole incoming end 2101 are being connected to simulation box operation circuit just
Pole outlet 101, performance loop the second dataway operation positive source incoming end 2301 are being connected to simulation box operation circuit just
Pole outlet 101, the performance loop first via operation power negative pole incoming end 2102 are connected to first via operation power and born
Pole socket 102, performance loop the second dataway operation power cathode incoming end 2302 are connected to the second dataway operation power cathode and inserted
Seat 302,
The performance loop first via operation power positive pole incoming end 2101 and performance loop first via operation power negative pole
It is connected with A phases between incoming end 2102 to close a floodgate branch road, A phase closing by hand relay tip 217A, A the first breaking coils of phase connect
Access point 2103A, A phase breaker normally closed contact 214A, A phase closing coil 211A is connected into A phases and closed a floodgate branch road, and A phases first are jumped
Brake cable circle access point 2103A is connected to A phases closing coil access socket 103A,
The performance loop first via operation power positive pole incoming end 2101 and performance loop first via operation power negative pole
The tripping operation branch road of A phases first, the tripping operation line of A phase hand trip(ping) relay tip 218A, A phase first are connected between incoming end 2102
Access point 2133A, A phase the first normal opened contact of breaker 215A is enclosed, the first A phase breaking coils 212A is connected into A phases first and tripped
Branch road, A phases the first breaking coil access point 2133A are connected to the breaking coil of A phases first access socket 133A,
Performance loop the second dataway operation positive source incoming end 2301, performance loop the second dataway operation power cathode connect
Enter to be connected with the tripping operation branch road of A phases second between holding 2302, A phases the second breaking coil access point 2333A, A phase breaker second is normal
Open contact 216A, the 2nd A phase breaking coils 213A and be connected into the tripping operation branch road of A phases second, A phases the second breaking coil access point
2333A is connected to the breaking coil of A phases second access socket 333A,
The performance loop first via operation power positive pole incoming end 2101 and performance loop first via operation power negative pole
It is connected with B phases between incoming end 2102 to close a floodgate branch road, B phase closing by hand relay tip 217B, B the first breaking coils of phase connect
Access point 2103B, B phase breaker normally closed contact 214B, B phase closing coil 211B is connected into B phases and closed a floodgate branch road, and B phases first trip
Coil access point 2103B is connected to B phases closing coil access socket 103B,
The performance loop first via operation power positive pole incoming end 2101 and performance loop first via operation power negative pole
The tripping operation branch road of B phases first, the tripping operation line of B phase hand trip(ping) relay tip 218B, B phase first are connected between incoming end 2102
Access point 2133B, B phase the first normal opened contact of breaker 215B is enclosed, the first B phase breaking coils 212B is connected into B phases first and tripped
Branch road, B phases the first breaking coil access point 2133B are connected to the breaking coil of B phases first access socket 133B,
Performance loop the second dataway operation positive source incoming end 2301, performance loop the second dataway operation power cathode connect
Enter to be connected with the tripping operation branch road of B phases second between holding 2302, B phases the second breaking coil access point 2333B, B phase breaker second is normal
Open contact 216B, the 2nd B phase breaking coils 213B and be connected into the tripping operation branch road of B phases second, B phases the second breaking coil access point
2333B is connected to the breaking coil of B phases second access socket 333B,
The performance loop first via operation power positive pole incoming end 2101 and performance loop first via operation power negative pole
It is connected with C phases between incoming end 2102 to close a floodgate branch road, the access of the first breaking coil of C phase closing by hand relay tip 217C, C phases
Point 2103C, C phase breaker normally closed contact 214C, C phase closing coil 211C is connected into C phases and closed a floodgate branch road, and C phases first trip line
Circle access point 2103C is connected to C phases closing coil access socket 103C,
The performance loop first via operation power positive pole incoming end 2101 and performance loop first via operation power negative pole
The tripping operation branch road of C phases first, the tripping operation line of C phase hand trip(ping) relay tip 218C, C phase first are connected between incoming end 2102
Access point 2133C, C phase the first normal opened contact of breaker 215C is enclosed, the first C phase breaking coils 212C is connected into C phases first and tripped
Branch road, C phases the first breaking coil access point 2133C are connected to the breaking coil of C phases first access socket 133C,
Performance loop the second dataway operation positive source incoming end 2301, performance loop the second dataway operation power cathode connect
Enter to be connected with the tripping operation branch road of C phases second between holding 2302, C phases the second breaking coil access point 2333C, C phase breaker second is normal
Open contact 216C, the 2nd C phase breaking coils 213C and be connected into the tripping operation branch road of C phases second, C phases the second breaking coil access point
2333C is connected to the breaking coil of C phases second access socket 333C；
It is illustrated in figure 3 the breaker signal circuit theory figure of portable three-phase breaker simulation box of the present invention, institute
Stating breaker signal loop includes, control loop first via operation power positive pole incoming end 3101, the dataway operation of control loop first
Power cathode incoming end 3102, battery main switch DPDT portion 3111, Switching Power Supply 320, the dataway operation of control loop first electricity
Source positive pole incoming end 3101, control loop first via operation power negative pole incoming end 3102 are connected on battery main switch DPDT portion
3111 side, the input side of the opposite side access Switching Power Supply 320 in battery main switch DPDT portion 3111, control loop the
Current limliting electricity is connected between operation power positive pole incoming end 3101, control loop first via operation power negative pole incoming end 3102 all the way
3111a and display branch road in series indicator lamp access point 3111t of sending a telegram here are hindered, the outlet side connection of Switching Power Supply 320 is in parallel
A phase signals branch road, B phase signals branch road, C phase signals branch roads, A phase signals branch road includes A phase breaker auxiliary contacts 314A, A
The 24V output ends of the phase breaker auxiliary contact 314A public tip node 3141A connecting valves power supply 320 of A phase breakers, A phases
Breaker auxiliary contact 314A A phase breakers, which divide between position contact 3142A and the 0V output ends of Switching Power Supply 320, to be connected by A
The phase breaker branch current-limiting resistance branch road in series with A phase breaker open operation indicator lamps 121b, A phase breaker auxiliary contacts
314A A phases breaker closes connection between position contact 3143A and the 0V output ends of Switching Power Supply 320 and limited by the combining of A phase breakers
The leakage resistance branch road in series with A phase breaker closing indicator lamps 121a, B phase signals branch road include B phases breaker auxiliary and connect
The 24V of point 314B, the B phase breaker auxiliary contact 314B public tip node 3141B connecting valves power supply 320 of B phase breakers is defeated
Go out end, B phase breaker auxiliary contacts 314B B phase breakers divide position contact 3142B and Switching Power Supply 320 0V output ends it
Between connection by the B phases breaker branch current-limiting resistance branch road in series with B phase breaker open operation indicator lamps 122b, B phases are breaking
Device auxiliary contact 314B B phases breaker is closed and connected between position contact 3143B and the 0V output ends of Switching Power Supply 320 by B phases
The breaker combining current-limiting resistance branch road in series with B phase breaker closing indicator lamps 122a, C phase signals branch road include C phases
Breaker auxiliary contact 314C, the C phase breaker auxiliary contact 314C public tip node 3141C connecting valves electricity of C phase breakers
The 24V output ends in source 320, the C phase breaker auxiliary contacts 314C of Switching Power Supply 320 C phase breakers divide position contact 3142C with
Connection is by C phases breaker branch current-limiting resistance and C phase breaker open operation indicator lamps 123b between the 0V output ends of Switching Power Supply 320
Branch road in series, C phase breaker auxiliary contacts 314C C phases breaker close position contact 3143C and the 0V of Switching Power Supply 320
Connection is by the C phases breaker combining current-limiting resistance branch road in series with C phase breaker closing indicator lamps 123a between output end；
It is illustrated in figure 4 the breaker signal circuit theory figure of portable three-phase breaker simulation box of the present invention, institute
Stating operator scheme switching circuit includes switching circuit Switching Power Supply positive pole incoming end 4203, the access of switching circuit Switching Power Supply negative pole
End 4204, switching circuit first via operation power positive pole incoming end 4101, control box division switching handle 4151, hand combination switch
4152nd, hand TRIP 4153, closing by hand relay 421, hand jump tripping relay 422, switching circuit control box hand closes terminal
Access terminal 4103, switching circuit control box hand jumps terminal incoming end 4133,
The switching circuit Switching Power Supply positive pole incoming end 4203 connects the 24V output ends of the Switching Power Supply 320, described
Switching circuit Switching Power Supply negative pole incoming end 4204 connects the 0V output ends of the Switching Power Supply 320, the switching circuit first
Dataway operation positive source incoming end 4101 is connected to the simulation box operation circuit cathode power supply socket 101, the switching circuit
Control box hand closes terminal access terminal 4103 and connects A phases closing coil access socket 103, and the switching circuit control box hand is jumped
Terminal incoming end 4133 connects the control box hand and jumps socket 133, the switching circuit Switching Power Supply positive pole incoming end 4203 with
It is connected between the switching circuit Switching Power Supply negative pole incoming end 4204 by the of control box division switching handle 4151
One terminal, Second terminal, the first terminal of the hand combination switch 4152, Second terminal, the control box division switch handle
4151 the 9th terminal, the tenth terminal, the closing by hand relay 421, the first handoff leg current-limiting resistance are in series
First handoff leg, the switching circuit first via operation power positive pole incoming end 4101 close with the switching circuit control box hand
It is connected between terminal access terminal 4103 by third terminal, the forth terminal of control box division switching handle 4151, institute
State third terminal, the forth terminal of hand combination switch 4152, the 11st terminal of the control box division switching handle 4151, the
Ten two-terminals the second handoff leg in series, the switching circuit Switching Power Supply positive pole incoming end 4203 switch back into described
Be connected between way switch power cathode incoming end 4204 by the control box division switching handle 4151 the 5th terminal, the 6th
Terminal, the first terminal of the hand TRIP 4153, Second terminal, the 13rd end of the control box division switching handle 4151
Son, the 14th terminal, the hand jump tripping relay 422, the 3rd handoff leg current-limiting resistance the 3rd switching branch in series
Road, the switching circuit first via operation power positive pole incoming end 4101 jump terminal incoming end 4133 with switching circuit control box hand
Between be connected with by the control box division switching handle 4151 the 7th terminal, the 8th terminal, the hand TRIP 4153
Third terminal, forth terminal, the 15th terminal, the 16th terminal series-shunt of the control box division switching handle 4151 are formed
4th handoff leg.
A phases breaker closing indicator lamp 121a, B phase breaker closing indicator lamp 122a, C phase breaker closing instruction
Lamp 123a is red, and A phases breaker open operation indicator lamp 121b, B phase breaker open operation indicator lamp 122b, C phase breaker divides
Lock indicator lamp 123b is green.
The battery main switch is bipolar toggle switch.Bipolar toggle switch is compact to be easy to design and installation and operation.
The Some principles of the present invention illustrate and had the beneficial effect that：
Three-phase closing loop can be used for A, B, C phase with three relays respectively.Meanwhile three-phase（Split-phase）Breaker is simulated
Device also application and the debugging of backup auto-activating device are used.
In use, it is electric in protection device, protection device is connected with simulated operation case by test wire, connecting line includes：
A) it is positive and negative to operate 1 road power supply:101、102；
B) it is positive and negative that 2 road power supplys are operated:301、302；
C) A, B, C reclosing phase by phase connect:103A、103B、103C；
D) A, B, C sequential trip 1 connects:133A、133B、133C；
E) A, B, C sequential trip 2 connects:333A、333B、333C；
F) hand closes, hand hop button connects:103、133.
Triphase operation box need to be connected so, and if single-phase, need to only connect the debugging such as A phases, prepared auto restart can make three-phase respectively
For block switch and two service entrance switch.
After connecting, the control box first via, the second dataway operation power supply electrifying, incoming call indicator lamp is bright to possess experimental condition,
First close the battery main switch：
1）If dividing position, control box inner breaker open position lamp is bright after upper electricity.Will " without control box through control box " handle
" without control box " position is switched to, hand closes breaker, and two-position relay position is changed, closing position at breaker, simulation box
Instruction " conjunction position " lamp on panel is bright, while on existing ground, status lamp is changed, trip position on our check protection control boxs,
Closing position is accordingly with to change.
2）Handle cuts " through control box " position, when our hands close, hand jumps operation, protection device lamp also respective change, simply
Operation now carrys out division by control box, by the anti-jump loop of control box, meanwhile, it will be protected by control box in control box
Two-position relay hand closes set, and hand, which is jumped, to be resetted.Now the trip protection lamp of protection panels should not be bright, is just opened when protection act
Dynamic device, trip protection lamp are just bright.
Using three-phase independent design, conventional three-phase can be coordinated（Split-phase）Line loop operation case, can also backup auto-activating device be used as to adjust
The breaker simulation box of examination uses, and A, B, C phase are respectively used into block switch closes two incoming powers switch.It is simultaneously that breaker is auxiliary
The position of machine contact feeds back to backup auto-activating device.
1st, The present invention gives a kind of three-phase breaker simulation box, its major function is that mating protection device makes oral examination
Test, simulate three-phase breaker operating mechanism, check protection operates the correctness of case apparatus.
2nd, external AC power supply is not required in the present apparatus, is directly accessed in circuit under test the power taking from operation circuit, has had
On the basis of the action process of whole mimic-disconnecting switch, operation preparation and step are simplified, coordinates portable size, be adapted to outgoing
Carried during debugging.
3 at the same provide now, distant place division operation button, mating protection device makes oral examination and tests, and simulates three-phase breaker
Operating mechanism, can effectively check protection control box correctness.
4th, turning DC24V Switching Power Supplies using DC220V takes 24V safe voltages to provide the power supply of breaker indicator.
5th, using three-phase independent design, conventional three-phase can be coordinated（Split-phase）Line loop operation case, it can also be used as backup auto-activating device
The breaker simulation box of debugging uses.
6th, device supports simulation box hand to close, hand is jumped push button and moved through control box mode, so energy check device HHJ
Make situation, hand jumps lock-reclosing lock contact and jump signal condition, while facilitates the inspection operation in control box electric trip-preventing loop.
7th, simulation box provides double jump coil, mimic-disconnecting switch state, is provided conveniently for the debugging of equipment.
8th, by such device, the cooperation debugging of routine operation case, the jump, closing loop of inspection operation case be disclosure satisfy that
Correctness.Operating efficiency is improved, is not required to the quality of actual belt switch check protection control box, for device early stage such as protection transformation
Debugging provides condition.
Use previously described for each preferred embodiment of the invention, the preferred embodiment in each preferred embodiment
If not obvious contradictory or premised on a certain preferred embodiment, each preferred embodiment can be arbitrarily superimposed
It is applied in combination, the design parameter in the embodiment and embodiment is merely to the invention for clearly stating inventor is authenticated
Journey, and be not used to limitation the present invention scope of patent protection, scope of patent protection of the invention still using its claims as
Standard, the equivalent structure change that every specification and accompanying drawing content with the present invention is made, similarly should be included in the present invention's
In protection domain.
As described above, it can preferably realize the present invention.
Claims (1)
1. portable three-phase breaker simulation box, it is characterised in that worked back including simulation box control panel (10), breaker tripping and closing
Road, breaker signal loop, operator scheme switching circuit；The simulation box control panel（10）On be provided with simulation box and operate back
Road cathode power supply socket（101）, battery main switch（111）, indicator lamp of sending a telegram here（111t）, breaker indicator lamp regions（12）, standard
Test plug wire area（13）, breaker auxiliary contact plug wire region（14）, control box hand conjunction socket（103）, control box hand jump socket
(133), mode of operation selection knob (151), closing by hand button（152）, manual tripping button（153）；The breaker refers to
Shi Deng areas（12）Inside it is provided with:A phase breaker closing indicator lamps (121a), A phase breaker open operation indicator lamps (121b), B phases are broken
Road device combined floodgate indicator lamp（122a）, B phase breaker open operation indicator lamps（122b）, C phase breaker closing indicator lamps（123a）, C phases
Breaker open operation indicator lamp（123b）；The code test plug wire area（13）Inside it is provided with：A phases closing coil accesses socket
（103A）, the breaking coil of A phases first access socket（133A）, first via operation power anode socket（102）, the second dataway operation electricity
Source anode socket（302）, the breaking coil of A phases second access socket（333A）, B phases closing coil access socket（103B）, B phases
One breaking coil accesses socket（133B）, the breaking coil of B phases second access socket（333B）, C phases closing coil access socket
（103C）, the breaking coil of C phases first access socket（133C）, the breaking coil of C phases second access socket（333C）；The breaker
It is provided with auxiliary contact plug wire region (14), A phase breaker closings position access socket (141A), A phase breaker open operations position
Put access socket (142A), A phase breakers common port access socket (143A), B phase breaker closings position access socket
（141B）, B phase breaker open operations position access socket (142B), B phase breakers common port access socket (143B), C phase it is breaking
Device closing position accesses socket（141C）, C phase breaker open operations position access socket（142C）, C phase breakers common port access
Socket（143C）；The breaker tripping and closing performance loop includes performance loop first via operation power positive pole incoming end（2101）, work
Loop the second dataway operation positive source incoming end（2301）, performance loop first via operation power negative pole incoming end（2102）, work
Make loop the second dataway operation power cathode incoming end (2302), the performance loop first via operation power positive pole incoming end
（2101）It is connected to simulation box operation circuit cathode power supply socket（101）, the second dataway operation of performance loop positive source connects
Enter end（2301）It is connected to simulation box operation circuit cathode power supply socket（101）, the performance loop first via operation power bears
Pole incoming end（2102）It is connected to first via operation power anode socket（102）, the second dataway operation of performance loop power supply bears
Pole incoming end (2302) is connected to the second dataway operation power cathode socket（302）；The performance loop first via operation power is just
Pole incoming end（2101）With performance loop first via operation power negative pole incoming end（2102）Between be connected with A phases and close a floodgate branch road, A
Phase closing by hand relay tip（217A）, A phases the first closing coil access point（2103A）, A phase breaker normally closed contacts
(214A), A phase closing coils（211A）It is connected into A phases to close a floodgate branch road, A phases the first closing coil access point（2103A）It is connected to
A phases closing coil access socket (103A)；The performance loop first via operation power positive pole incoming end（2101）With work back
Road first via operation power negative pole incoming end（2102）Between be connected with A phases first and trip branch road, A phase hand trip(ping) relays connect
Point（218A）, A phases the first breaking coil access point（2133A）, A phases the first normal opened contact of breaker (215A), the first A phases jump
Brake cable circle（212A）It is connected into the tripping operation branch road of A phases first, A phases the first breaking coil access point（2133A）A phases first are connected to jump
Brake cable circle access socket (133A)；The second dataway operation of performance loop positive source incoming end（2301）, performance loop second
The tripping operation branch road of A phases second, A phases the second breaking coil access point are connected between dataway operation power cathode incoming end (2302)
(2333A), A phases the second normal opened contact of breaker（216A）, the 2nd A phases breaking coil (213A) be connected into A phases second tripping operation branch
Road, A phases the second breaking coil access point (2333A) are connected to the breaking coil of A phases second access socket (333A)；The work is returned
Road first via operation power positive pole incoming end（2101）With performance loop first via operation power negative pole incoming end（2102）Between
It is connected with B phases to close a floodgate branch road, B phase closing by hand relay tips（217B）, B phases the first closing coil access point（2103B）、B
Phase breaker normally closed contact (214B), B phase closing coils（211B）It is connected into B phases to close a floodgate branch road, the access of the closing coil of B phases first
Point（2103B）It is connected to B phases closing coil access socket (103B)；The performance loop first via operation power positive pole incoming end
（2101）With performance loop first via operation power negative pole incoming end（2102）Between be connected with B phases first trip branch road, B phase hands
Dynamic tripping relay contact（218B）, B phases the first breaking coil access point（2133B）, B phases the first normal opened contact of breaker
(215B), the first B phase breaking coils（212B）It is connected into the tripping operation branch road of B phases first, B phases the first breaking coil access point
（2133B）It is connected to the breaking coil of B phases first access socket (133B)；The second dataway operation of performance loop positive source access
End（2301）, B phases second be connected between performance loop the second dataway operation power cathode incoming end (2302) trip branch road, B phases
Second breaking coil access point (2333B), B phases the second normal opened contact of breaker（216B）, the 2nd B phases breaking coil (213B) string
The tripping operation branch road of B phases second is unified into, B phases the second breaking coil access point (2333B) is connected to the breaking coil of B phases second access socket
(333B)；The performance loop first via operation power positive pole incoming end（2101）With performance loop first via operation power negative pole
Incoming end（2102）Between be connected with C phases and close a floodgate branch road, C phase closing by hand relay tips（217C）, the closing line of C phases first
Enclose access point（2103C）, C phase breaker normally closed contacts (214C), C phase closing coils（211C）It is connected into C phases to close a floodgate branch road, C
Phase the first closing coil access point（2103C）It is connected to C phases closing coil access socket (103C)；The performance loop first via
Operation power positive pole incoming end（2101）With performance loop first via operation power negative pole incoming end（2102）Between be connected with C phases
First tripping operation branch road, C phase hand trip(ping) relay tips（218C）, C phases the first breaking coil access point（2133C）, C phases break
The normal opened contact of road device first (215C), the first C phase breaking coils（212C）The tripping operation branch road of C phases first is connected into, C phases first trip
Coil access point（2133C）It is connected to the breaking coil of C phases first access socket (133C)；The dataway operation of performance loop second electricity
Source positive pole incoming end（2301）, be connected with C phases second between performance loop the second dataway operation power cathode incoming end (2302) and jump
Lock branch road, C phases the second breaking coil access point (2333C), C phases the second normal opened contact of breaker（216C）, the 2nd C phases trip line
Circle (213C) is connected into the tripping operation branch road of C phases second, and C phases the second breaking coil access point (2333C) is connected to the tripping operation line of C phases second
Circle access socket (333C)；The breaker signal loop includes, control loop first via operation power positive pole incoming end
（3101）, control loop first via operation power negative pole incoming end（3102）, battery main switch DPDT portion（3111）, open
Powered-down source（320）, control loop first via operation power positive pole incoming end（3101）, control loop first via operation power negative pole
Incoming end（3102）It is connected on battery main switch DPDT portion（3111）Side, battery main switch DPDT portion（3111）'s
Opposite side accesses Switching Power Supply（320）Input side, control loop first via operation power positive pole incoming end（3101）, control back
Road first via operation power negative pole incoming end（3102）Between be connected to current-limiting resistance (3111a) with incoming call indicator lamp access point
Display branch road (3111t) in series, Switching Power Supply（320）The in parallel A phase signals branch road of outlet side connection, B phase signals
Branch road, C phase signals branch roads, A phase signals branch road include A phase breaker auxiliary contacts（314A）, A phase breaker auxiliary contacts
（314A）A phase breakers public tip node (3141A) connecting valve power supply (320) 24V output ends, A phases breaker auxiliary
Contact（314A）A phase breakers point position contact (3142A) and the 0V output ends of Switching Power Supply (320) between be connected and broken by A phases
Road device branch current-limiting resistance and A phase breaker open operation indicator lamps（121b）Branch road in series, A phase breaker auxiliary contacts
（314A）A phases breaker close position contact（3143A）It is connected between the 0V output ends of Switching Power Supply (320) by A phase breakers
The combining current-limiting resistance branch road in series with A phase breaker closing indicator lamps (121a), B phase signals branch road include the open circuit of B phases
Device auxiliary contact (314B), B phase breakers public tip node (3141B) connecting valve of B phase breaker auxiliary contacts (314B)
The 24V output ends of power supply (320), the B phase breakers of B phase breaker auxiliary contacts (314B) divide position contact (3142B) and switch
Connection is by B phases breaker branch current-limiting resistance and B phase breaker open operation indicator lamps (122b) between the 0V output ends of power supply (320)
Branch road in series, the B phases breaker of B phase breaker auxiliary contacts (314B) close position contact (3143B) and Switching Power Supply
(320) connection is connected by B phases breaker combining current-limiting resistance with B phase breaker closing indicator lamps (122a) between 0V output ends
The branch road of composition, C phase signals branch road include C phase breaker auxiliary contacts (314C), the C of C phase breaker auxiliary contacts (314C)
The 24V output ends of phase breaker public tip node (3141C) connecting valve power supply (320), the C phases open circuit of Switching Power Supply (320)
The C phase breakers of device auxiliary contact (314C) divide between position contact (3142C) and the 0V output ends of Switching Power Supply (320) be connected by
The C phases breaker branch current-limiting resistance branch road in series with C phase breaker open operation indicator lamps (123b), C phases breaker auxiliary
Contact（314C）C phases breaker close position contact（3143C）It is connected between the 0V output ends of Switching Power Supply (320) and is broken by C phases
The road device combining current-limiting resistance branch road in series with C phase breaker closing indicator lamps (123a)；The operator scheme switches back into
Road includes switching circuit Switching Power Supply positive pole incoming end（4203）, switching circuit Switching Power Supply negative pole incoming end（4204）, switching
Loop first via operation power positive pole incoming end（4101）, control box division switching handle（4151）, hand combination switch（4152）、
Hand TRIP（4153）, closing by hand relay（421）, hand jump tripping relay（422）, switching circuit control box hand close terminal
Access terminal（4103）, switching circuit control box hand jump terminal incoming end（4133）；The switching circuit Switching Power Supply positive pole connects
Enter end（4203）Connect the 24V output ends of the Switching Power Supply (320), the switching circuit Switching Power Supply negative pole incoming end
(4204) the 0V output ends of the Switching Power Supply (320), the switching circuit first via operation power positive pole incoming end are connected
（4101）It is connected to the simulation box operation circuit cathode power supply socket（101）, the switching circuit control box hand closes terminal and connects
Enter terminal (4103) attended operation case hand and close socket（103）, the switching circuit control box hand jump terminal incoming end (4133) is even
Connect the control box hand and jump socket (133), the switching circuit Switching Power Supply positive pole incoming end (4203) and the switching circuit
Be connected between Switching Power Supply negative pole incoming end (4204) by control box division switching handle (4151) the first terminal, the
Two-terminal, the first terminal of the hand combination switch (4152), Second terminal, the control box division switching handle (4151)
9th terminal, the tenth terminal, the closing by hand relay（421）, the first handoff leg current-limiting resistance it is in series first
Handoff leg, the switching circuit first via operation power positive pole incoming end (4101) close end with the switching circuit control box hand
Son access terminal（4103）Between be connected with by the control box division switch handle（4151）Third terminal, forth terminal,
The hand combination switch（4152）Third terminal, forth terminal, the control box division switches handle（4151）The tenth one end
Son, the tenth two-terminal the second handoff leg in series, the switching circuit Switching Power Supply positive pole incoming end (4203) and institute
State to be connected between switching circuit Switching Power Supply negative pole incoming end (4204) and handle is switched by the control box division（4151）'s
5th terminal, the 6th terminal, the first terminal of the hand TRIP (4153), Second terminal, the control box division switch handle
Hand（4151）The 13rd terminal, the 14th terminal, the hand jumps tripping relay (422), the 3rd handoff leg current-limiting resistance
3rd handoff leg in series, the switching circuit first via operation power positive pole incoming end (4101) are grasped with switching circuit
Make to be connected with by control box division switching handle between case hand jumps terminal incoming end (4133)（4151）The 7th terminal,
Eight terminals, third terminal, the forth terminal of the hand TRIP (4153), the control box division switch handle（4151）
The 4th handoff leg that 15 terminals, the 16th terminal series-shunt are formed；The A phases breaker closing indicator lamp (121a), B phases are broken
Road device combined floodgate indicator lamp（122a）, C phase breaker closing indicator lamps（123a）For red, the A phases breaker open operation indicator lamp
(121b), B phase breaker open operation indicator lamps（122b）, C phase breaker open operation indicator lamps（123b）For green；The power supply is always opened
It is bipolar toggle switch to close (111).
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| CN201510356004.8A CN104931876B (en) | 2015-06-25 | 2015-06-25 | Portable three-phase breaker simulation box |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106370418A (en) * | 2016-11-11 | 2017-02-01 | 郭云花 | Circuit breaker mechanical characteristic test assisting instrument |
| CN107202928B (en) * | 2017-06-22 | 2023-10-20 | 国网辽宁省电力有限公司鞍山供电公司 | Automatic switching-on device analog circuit breaker of standby power supply |
| CN108535644A (en) * | 2018-06-26 | 2018-09-14 | 国网黑龙江省电力有限公司齐齐哈尔供电公司 | Portable simulation breaker and test method |
| CN108828443B (en) * | 2018-08-28 | 2023-08-29 | 中国水利水电第十六工程局有限公司 | Intermediate relay calibration stand |
| CN111929574B (en) * | 2020-08-06 | 2023-06-23 | 淮沪电力有限公司田集第二发电厂 | Relay protection test auxiliary simulator |
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