CN203659298U - Low voltage line common leakage fault simulation device - Google Patents
Low voltage line common leakage fault simulation device Download PDFInfo
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- CN203659298U CN203659298U CN201320809267.6U CN201320809267U CN203659298U CN 203659298 U CN203659298 U CN 203659298U CN 201320809267 U CN201320809267 U CN 201320809267U CN 203659298 U CN203659298 U CN 203659298U
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- 239000000523 sample Substances 0.000 claims abstract description 45
- 230000003278 mimic effect Effects 0.000 claims description 66
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000009434 installation Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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Abstract
The utility model relates to a low voltage line common leakage fault simulation device. The device comprises a power supply bus, a phase line to ground simulation circuit, a zero line to ground simulation circuit, a zero line repeated grounding simulation circuit, a line outgoing mixed junction simulation circuit, a zero line non passing joint simulation circuit, a zero line reverse passing probe simulation circuit and a signal lamp indicating circuit. The utility model provides the low voltage line common leakage fault simulation device.
Description
Technical field
The utility model relates to the common leak current fault analogue means of a kind of low-voltage circuit, for new employee is giveed training to exercise.
Background technology
At present, in electric power system, often can there is leak current fault, need the timely market exclusion fault of rural power personnel; After field staff shows up, first need failure judgement type, then according to corresponding fault type, rapidly removing faults; But, due to supply line's complexity, add that many rural power personnel often do not have contacted a large amount of field failure, therefore it requires a great deal of time fault type is carried out to determination and analysis, has reduced repairing efficiency.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency; provide a kind of low-voltage circuit common leak current fault analogue means; this device coordinates practice-training teaching; realize system, standard training to rural power employee low-voltage circuit leak current fault troubleshooting technical ability; improve employee skill level, by realizing fast finding, processing leak current fault, shorten power off time; promote good service level, guarantee installation, the operation ratio of Aftercurrent protecting equipment.
The purpose of this utility model is achieved in that the common leak current fault analogue means of a kind of low-voltage circuit, and described device includes power supply bus, phase line mimic channel, zero line not cross-under connector analog circuit, anti-probe mimic channel and the signal lamp indicating circuit worn of zero line of mimic channel, zero line multiple grounding mimic channel, outlet hybrid junction mimic channel, zero line over the ground over the ground;
Described phase line over the ground three-phase firewire and the zero line of mimic channel accesses respectively on the three-phase firewire and zero line of power supply bus, phase line over the ground three-phase firewire and the zero line of mimic channel is passed the probe of zero-sequence transformer, described phase line is serially connected with a contactor 1KM on the three-phase firewire of mimic channel over the ground, and between live wire in three-phase firewire and zero line, be connected with a load, the loaded live wire of this connection is ground connection after the normally open contact of relay 1KA and rheostat;
Described zero line over the ground three-phase firewire and the zero line of mimic channel accesses respectively on the three-phase firewire and zero line of power supply bus, zero line over the ground three-phase firewire and the zero line of mimic channel passes the probe of zero-sequence transformer, described zero line is serially connected with a contactor 2KM on the three-phase firewire of mimic channel over the ground, and between live wire in three-phase firewire and zero line, be connected with a load, this zero line is ground connection after the normally open contact of relay 2KA and rheostat;
The three-phase firewire of described zero line multiple grounding mimic channel and zero line access respectively on the three-phase firewire and zero line of power supply bus, the three-phase firewire of zero line multiple grounding mimic channel and zero line are through the probe of zero-sequence transformer, on the three-phase firewire of described zero line multiple grounding mimic channel, be serially connected with a contactor 3KM, and between live wire in three-phase firewire and zero line, be connected with a load, this zero line is ground connection after the normally open contact of relay 3KA;
The three-phase firewire of described outlet hybrid junction mimic channel and zero line access respectively on the three-phase firewire and zero line of power supply bus, the three-phase firewire of outlet hybrid junction mimic channel and zero line are through the probe of zero-sequence transformer, on the three-phase firewire of described outlet hybrid junction mimic channel, be serially connected with a contactor 4KM, and live wire ground connection after the relay 3KA of normally open contact, load and the zero line multiple grounding mimic channel of relay 4KA in three-phase firewire;
Described zero line not three-phase firewire and the zero line of cross-under connector analog circuit accesses respectively on the three-phase firewire and zero line of power supply bus, the zero line not three-phase firewire of cross-under connector analog circuit passes the probe of zero-sequence transformer, described zero line is not serially connected with a contactor 5KM on the three-phase firewire of cross-under connector analog circuit, and between live wire in three-phase firewire and zero line, is connected with the normally open contact of a load and relay 5KA;
Counter three-phase firewire and the zero line of wearing probe mimic channel of described zero line accesses respectively on the three-phase firewire and zero line of power supply bus, the anti-three-phase firewire of probe mimic channel of wearing of zero line is through the probe of zero-sequence transformer, the counter zero line of wearing probe mimic channel of described zero line oppositely passes the probe of zero-sequence transformer, described zero line is counter to be worn on the three-phase firewire of probe mimic channel and is serially connected with a contactor 6KM, and between live wire in three-phase firewire and zero line, is connected with the normally open contact of a load and relay 6KA;
Described signal lamp indicating circuit includes a power lead being connected with the live wire in power supply bus and a ground wire being connected with the zero line in power supply bus, is connected with phase line indicating circuit, a zero line not cross-under indicating circuit and the anti-probe indicating circuit of wearing of zero line of indicating circuit, zero line multiple grounding indicating circuit, outlet hybrid junction indicating circuit, zero line over the ground over the ground between described power lead and ground wire;
Above-mentioned phase line over the ground indicating circuit includes the major loop of relay 1KA, the major loop of this relay 1KA accesses between power lead and ground wire after connecting with button 1SA, the normally open contact of described contactor 1KM accesses between power lead and ground wire after connecting with red led 1RD, the normally closed interlock of described contactor 1KM accesses between power lead and ground wire after connecting with green indicating lamp 1GN, and the normally open contact of described relay 1KA, the normally closed interlock of contactor 1KM access between power lead and ground wire after connecting with yellow look pilot lamp 1YE;
The above-mentioned zero line major loop that indicating circuit contains relay 2KA over the ground, the major loop of this relay 2KA accesses between power lead and ground wire after connecting with button 2SA, the normally open contact of described contactor 2KM accesses between power lead and ground wire after connecting with red led 2RD, the normally closed interlock of described contactor 2KM accesses between power lead and ground wire after connecting with green indicating lamp 2GN, and the normally open contact of described relay 2KA, the normally closed interlock of contactor 2KM access between power lead and ground wire after connecting with yellow look pilot lamp 2YE;
Above-mentioned zero line multiple grounding indicating circuit includes the major loop of relay 3KA, the major loop of this relay 3KA accesses between power lead and ground wire after connecting with button 3SA, the normally open contact of described contactor 3KM accesses between power lead and ground wire after connecting with red led 3RD, the normally closed interlock of described contactor 3KM accesses between power lead and ground wire after connecting with green indicating lamp 3GN, and the normally open contact of described relay 3KA, the normally closed interlock of contactor 3KM access between power lead and ground wire after connecting with yellow look pilot lamp 3YE;
The major loop that above-mentioned outlet hybrid junction indicating circuit contains relay 4KA, the major loop of this relay 4KA accesses between power lead and ground wire after connecting with button 4SA, the normally open contact of described contactor 4KM accesses between power lead and ground wire after connecting with red led 4RD, the normally closed interlock of described contactor 4KM accesses between power lead and ground wire after connecting with green indicating lamp 4GN, and the normally open contact of described relay 4KA, the normally closed interlock of contactor 4KM access between power lead and ground wire after connecting with yellow look pilot lamp 4YE;
An above-mentioned zero line not cross-under indicating circuit includes the major loop of relay 5KA, the major loop of this relay 5KA accesses between power lead and ground wire after connecting with button 5SA, the normally open contact of described contactor 5KM accesses between power lead and ground wire after connecting with red led 5RD, the normally closed interlock of described contactor 5KM accesses between power lead and ground wire after connecting with green indicating lamp 5GN, and the normally open contact of described relay 5KA, the normally closed interlock of contactor 5KM access between power lead and ground wire after connecting with yellow look pilot lamp 5YE;
Above-mentioned zero line is counter wears the major loop that probe indicating circuit contains relay 6KA, the major loop of this relay 6KA accesses between power lead and ground wire after connecting with button 6SA, the normally open contact of described contactor 6KM accesses between power lead and ground wire after connecting with red led 6RD, the normally closed interlock of described contactor 6KM accesses between power lead and ground wire after connecting with green indicating lamp 6GN, and the normally open contact of described relay 6KA, the normally closed interlock of contactor 2KM access between power lead and ground wire after connecting with yellow look pilot lamp 6YE.
Compared with prior art, the beneficial effects of the utility model are:
The utility model, by all kinds of faults of simulation, can allow rural power personnel train targetedly, thereby improves the efficiency that its fault type detects, the time while reducing actual repairing.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of the common leak current fault analogue means of the utility model low-voltage circuit.
Fig. 2 is the circuit block diagram of the signal lamp indicating circuit of the common leak current fault analogue means of the utility model low-voltage circuit.
Embodiment
Referring to Fig. 1, the common leak current fault analogue means of a kind of low-voltage circuit that the utility model relates to, described device includes power supply bus, phase line mimic channel, zero line not cross-under connector analog circuit, anti-probe mimic channel and the signal lamp indicating circuit worn of zero line of mimic channel, zero line multiple grounding mimic channel, outlet hybrid junction mimic channel, zero line over the ground over the ground;
Described phase line over the ground three-phase firewire and the zero line of mimic channel accesses respectively on the three-phase firewire and zero line of power supply bus, phase line over the ground three-phase firewire and the zero line of mimic channel is passed the probe of zero-sequence transformer, described phase line is serially connected with a contactor 1KM on the three-phase firewire of mimic channel over the ground, and between live wire in three-phase firewire and zero line, be connected with a load, the loaded live wire of this connection is ground connection after the normally open contact of relay 1KA and rheostat;
Described zero line over the ground three-phase firewire and the zero line of mimic channel accesses respectively on the three-phase firewire and zero line of power supply bus, zero line over the ground three-phase firewire and the zero line of mimic channel passes the probe of zero-sequence transformer, described zero line is serially connected with a contactor 2KM on the three-phase firewire of mimic channel over the ground, and between live wire in three-phase firewire and zero line, be connected with a load, this zero line is ground connection after the normally open contact of relay 2KA and rheostat;
The three-phase firewire of described zero line multiple grounding mimic channel and zero line access respectively on the three-phase firewire and zero line of power supply bus, the three-phase firewire of zero line multiple grounding mimic channel and zero line are through the probe of zero-sequence transformer, on the three-phase firewire of described zero line multiple grounding mimic channel, be serially connected with a contactor 3KM, and between live wire in three-phase firewire and zero line, be connected with a load, this zero line is ground connection after the normally open contact of relay 3KA;
The three-phase firewire of described outlet hybrid junction mimic channel and zero line access respectively on the three-phase firewire and zero line of power supply bus, the three-phase firewire of outlet hybrid junction mimic channel and zero line are through the probe of zero-sequence transformer, on the three-phase firewire of described outlet hybrid junction mimic channel, be serially connected with a contactor 4KM, and live wire ground connection after the relay 3KA of normally open contact, load and the zero line multiple grounding mimic channel of relay 4KA in three-phase firewire;
Described zero line not three-phase firewire and the zero line of cross-under connector analog circuit accesses respectively on the three-phase firewire and zero line of power supply bus, the zero line not three-phase firewire of cross-under connector analog circuit passes the probe of zero-sequence transformer, described zero line is not serially connected with a contactor 5KM on the three-phase firewire of cross-under connector analog circuit, and between live wire in three-phase firewire and zero line, is connected with the normally open contact of a load and relay 5KA;
Counter three-phase firewire and the zero line of wearing probe mimic channel of described zero line accesses respectively on the three-phase firewire and zero line of power supply bus, the anti-three-phase firewire of probe mimic channel of wearing of zero line is through the probe of zero-sequence transformer, the counter zero line of wearing probe mimic channel of described zero line oppositely passes the probe of zero-sequence transformer, described zero line is counter to be worn on the three-phase firewire of probe mimic channel and is serially connected with a contactor 6KM, and between live wire in three-phase firewire and zero line, is connected with the normally open contact of a load and relay 6KA;
Described signal lamp indicating circuit includes a power lead being connected with the live wire in power supply bus and a ground wire being connected with the zero line in power supply bus, is connected with phase line indicating circuit, a zero line not cross-under indicating circuit and the anti-probe indicating circuit of wearing of zero line of indicating circuit, zero line multiple grounding indicating circuit, outlet hybrid junction indicating circuit, zero line over the ground over the ground between described power lead and ground wire;
Above-mentioned phase line over the ground indicating circuit includes the major loop of relay 1KA, the major loop of this relay 1KA accesses between power lead and ground wire after connecting with button 1SA, the normally open contact of described contactor 1KM accesses between power lead and ground wire after connecting with red led 1RD, the normally closed interlock of described contactor 1KM accesses between power lead and ground wire after connecting with green indicating lamp 1GN, and the normally open contact of described relay 1KA, the normally closed interlock of contactor 1KM access between power lead and ground wire after connecting with yellow look pilot lamp 1YE;
The above-mentioned zero line major loop that indicating circuit contains relay 2KA over the ground, the major loop of this relay 2KA accesses between power lead and ground wire after connecting with button 2SA, the normally open contact of described contactor 2KM accesses between power lead and ground wire after connecting with red led 2RD, the normally closed interlock of described contactor 2KM accesses between power lead and ground wire after connecting with green indicating lamp 2GN, and the normally open contact of described relay 2KA, the normally closed interlock of contactor 2KM access between power lead and ground wire after connecting with yellow look pilot lamp 2YE;
Above-mentioned zero line multiple grounding indicating circuit includes the major loop of relay 3KA, the major loop of this relay 3KA accesses between power lead and ground wire after connecting with button 3SA, the normally open contact of described contactor 3KM accesses between power lead and ground wire after connecting with red led 3RD, the normally closed interlock of described contactor 3KM accesses between power lead and ground wire after connecting with green indicating lamp 3GN, and the normally open contact of described relay 3KA, the normally closed interlock of contactor 3KM access between power lead and ground wire after connecting with yellow look pilot lamp 3YE;
The major loop that above-mentioned outlet hybrid junction indicating circuit contains relay 4KA, the major loop of this relay 4KA accesses between power lead and ground wire after connecting with button 4SA, the normally open contact of described contactor 4KM accesses between power lead and ground wire after connecting with red led 4RD, the normally closed interlock of described contactor 4KM accesses between power lead and ground wire after connecting with green indicating lamp 4GN, and the normally open contact of described relay 4KA, the normally closed interlock of contactor 4KM access between power lead and ground wire after connecting with yellow look pilot lamp 4YE;
An above-mentioned zero line not cross-under indicating circuit includes the major loop of relay 5KA, the major loop of this relay 5KA accesses between power lead and ground wire after connecting with button 5SA, the normally open contact of described contactor 5KM accesses between power lead and ground wire after connecting with red led 5RD, the normally closed interlock of described contactor 5KM accesses between power lead and ground wire after connecting with green indicating lamp 5GN, and the normally open contact of described relay 5KA, the normally closed interlock of contactor 5KM access between power lead and ground wire after connecting with yellow look pilot lamp 5YE;
Above-mentioned zero line is counter wears the major loop that probe indicating circuit contains relay 6KA, the major loop of this relay 6KA accesses between power lead and ground wire after connecting with button 6SA, the normally open contact of described contactor 6KM accesses between power lead and ground wire after connecting with red led 6RD, the normally closed interlock of described contactor 6KM accesses between power lead and ground wire after connecting with green indicating lamp 6GN, and the normally open contact of described relay 6KA, the normally closed interlock of contactor 2KM access between power lead and ground wire after connecting with yellow look pilot lamp 6YE;
Principle of work of the present utility model is---
1, phase line fault simulation over the ground: the contactor 1KM that closes, the now normally open contact closure of contactor 1KM, red led 1RD lights, and represents to have closed a floodgate; Open contactor 1KM, now the normally open contact of contactor 1KM stays open state, and green indicating lamp 1GN lights, and represents out of service; In the time pressing the button 1SA, relay 1KA obtains electric, makes the normally open contact closure of relay 1KA, now simulated failure situation, thus yellow indicator lamp 1YE is lighted;
2, zero line fault simulation over the ground: the contactor 2KM that closes, the now normally open contact closure of contactor 2KM, red led 2RD lights, and represents to have closed a floodgate; Open contactor 2KM, now the normally open contact of contactor 2KM stays open state, and green indicating lamp 2GN lights, and represents out of service; In the time pressing the button 2SA, relay 2KA obtains electric, makes the normally open contact closure of relay 2KA, now simulated failure situation, thus yellow indicator lamp 2YE is lighted;
3, zero line multiple grounding fault simulation: the contactor 3KM that closes, the now normally open contact closure of contactor 3KM, red led 3RD lights, and represents to have closed a floodgate; Open contactor 3KM, now the normally open contact of contactor 3KM stays open state, and green indicating lamp 3GN lights, and represents out of service; In the time pressing the button 3SA, relay 3KA obtains electric, makes the normally open contact closure of relay 3KA, now simulated failure situation, thus yellow indicator lamp 3YE is lighted;
4, there is hybrid junction fault simulation: the contactor 4KM that closes, the now normally open contact closure of contactor 4KM, red led 4RD lights, and represents to have closed a floodgate; Open contactor 4KM, now the normally open contact of contactor 4KM stays open state, and green indicating lamp 4GN lights, and represents out of service; In the time pressing the button 4SA, relay 4KA obtains electric, makes the normally open contact closure of relay 4KA, now simulated failure situation, thus yellow indicator lamp 4YE is lighted;
5, zero line is not worn probe failure simulation: the contactor 5KM that closes, and the now normally open contact closure of contactor 5KM, red led 5RD lights, and represents to have closed a floodgate; Open contactor 5KM, now the normally open contact of contactor 5KM stays open state, and green indicating lamp 5GN lights, and represents out of service; In the time pressing the button 5SA, relay 5KA obtains electric, makes the normally open contact closure of relay 5KA, now simulated failure situation, thus yellow indicator lamp 5YE is lighted;
6, the anti-probe failure of wearing of zero line is simulated: the contactor 6KM that closes, and the now normally open contact closure of contactor 6KM, red led 6RD lights, and represents to have closed a floodgate; Open contactor 6KM, now the normally open contact of contactor 6KM stays open state, and green indicating lamp 6GN lights, and represents out of service; In the time pressing the button 6SA, relay 6KA obtains electric, makes the normally open contact closure of relay 6KA, now simulated failure situation, thus yellow indicator lamp 6YE is lighted.
Claims (1)
1. the common leak current fault analogue means of low-voltage circuit, is characterized in that: described device includes power supply bus, phase line mimic channel, zero line not cross-under connector analog circuit, anti-probe mimic channel and the signal lamp indicating circuit worn of zero line of mimic channel, zero line multiple grounding mimic channel, outlet hybrid junction mimic channel, zero line over the ground over the ground;
Described phase line over the ground three-phase firewire and the zero line of mimic channel accesses respectively on the three-phase firewire and zero line of power supply bus, phase line over the ground three-phase firewire and the zero line of mimic channel is passed the probe of zero-sequence transformer, described phase line is serially connected with a contactor 1KM on the three-phase firewire of mimic channel over the ground, and between live wire in three-phase firewire and zero line, be connected with a load, the loaded live wire of this connection is ground connection after the normally open contact of relay 1KA and rheostat;
Described zero line over the ground three-phase firewire and the zero line of mimic channel accesses respectively on the three-phase firewire and zero line of power supply bus, zero line over the ground three-phase firewire and the zero line of mimic channel passes the probe of zero-sequence transformer, described zero line is serially connected with a contactor 2KM on the three-phase firewire of mimic channel over the ground, and between live wire in three-phase firewire and zero line, be connected with a load, this zero line is ground connection after the normally open contact of relay 2KA and rheostat;
The three-phase firewire of described zero line multiple grounding mimic channel and zero line access respectively on the three-phase firewire and zero line of power supply bus, the three-phase firewire of zero line multiple grounding mimic channel and zero line are through the probe of zero-sequence transformer, on the three-phase firewire of described zero line multiple grounding mimic channel, be serially connected with a contactor 3KM, and between live wire in three-phase firewire and zero line, be connected with a load, this zero line is ground connection after the normally open contact of relay 3KA;
The three-phase firewire of described outlet hybrid junction mimic channel and zero line access respectively on the three-phase firewire and zero line of power supply bus, the three-phase firewire of outlet hybrid junction mimic channel and zero line are through the probe of zero-sequence transformer, on the three-phase firewire of described outlet hybrid junction mimic channel, be serially connected with a contactor 4KM, and live wire ground connection after the relay 3KA of normally open contact, load and the zero line multiple grounding mimic channel of relay 4KA in three-phase firewire;
Described zero line not three-phase firewire and the zero line of cross-under connector analog circuit accesses respectively on the three-phase firewire and zero line of power supply bus, the zero line not three-phase firewire of cross-under connector analog circuit passes the probe of zero-sequence transformer, described zero line is not serially connected with a contactor 5KM on the three-phase firewire of cross-under connector analog circuit, and between live wire in three-phase firewire and zero line, is connected with the normally open contact of a load and relay 5KA;
Counter three-phase firewire and the zero line of wearing probe mimic channel of described zero line accesses respectively on the three-phase firewire and zero line of power supply bus, the anti-three-phase firewire of probe mimic channel of wearing of zero line is through the probe of zero-sequence transformer, the counter zero line of wearing probe mimic channel of described zero line oppositely passes the probe of zero-sequence transformer, described zero line is counter to be worn on the three-phase firewire of probe mimic channel and is serially connected with a contactor 6KM, and between live wire in three-phase firewire and zero line, is connected with the normally open contact of a load and relay 6KA;
Described signal lamp indicating circuit includes a power lead being connected with the live wire in power supply bus and a ground wire being connected with the zero line in power supply bus, is connected with phase line indicating circuit, a zero line not cross-under indicating circuit and the anti-probe indicating circuit of wearing of zero line of indicating circuit, zero line multiple grounding indicating circuit, outlet hybrid junction indicating circuit, zero line over the ground over the ground between described power lead and ground wire;
Above-mentioned phase line over the ground indicating circuit includes the major loop of relay 1KA, the major loop of this relay 1KA accesses between power lead and ground wire after connecting with button 1SA, the normally open contact of described contactor 1KM accesses between power lead and ground wire after connecting with red led 1RD, the normally closed interlock of described contactor 1KM accesses between power lead and ground wire after connecting with green indicating lamp 1GN, and the normally open contact of described relay 1KA, the normally closed interlock of contactor 1KM access between power lead and ground wire after connecting with yellow look pilot lamp 1YE;
The above-mentioned zero line major loop that indicating circuit contains relay 2KA over the ground, the major loop of this relay 2KA accesses between power lead and ground wire after connecting with button 2SA, the normally open contact of described contactor 2KM accesses between power lead and ground wire after connecting with red led 2RD, the normally closed interlock of described contactor 2KM accesses between power lead and ground wire after connecting with green indicating lamp 2GN, and the normally open contact of described relay 2KA, the normally closed interlock of contactor 2KM access between power lead and ground wire after connecting with yellow look pilot lamp 2YE;
Above-mentioned zero line multiple grounding indicating circuit includes the major loop of relay 3KA, the major loop of this relay 3KA accesses between power lead and ground wire after connecting with button 3SA, the normally open contact of described contactor 3KM accesses between power lead and ground wire after connecting with red led 3RD, the normally closed interlock of described contactor 3KM accesses between power lead and ground wire after connecting with green indicating lamp 3GN, and the normally open contact of described relay 3KA, the normally closed interlock of contactor 3KM access between power lead and ground wire after connecting with yellow look pilot lamp 3YE;
The major loop that above-mentioned outlet hybrid junction indicating circuit contains relay 4KA, the major loop of this relay 4KA accesses between power lead and ground wire after connecting with button 4SA, the normally open contact of described contactor 4KM accesses between power lead and ground wire after connecting with red led 4RD, the normally closed interlock of described contactor 4KM accesses between power lead and ground wire after connecting with green indicating lamp 4GN, and the normally open contact of described relay 4KA, the normally closed interlock of contactor 4KM access between power lead and ground wire after connecting with yellow look pilot lamp 4YE;
An above-mentioned zero line not cross-under indicating circuit includes the major loop of relay 5KA, the major loop of this relay 5KA accesses between power lead and ground wire after connecting with button 5SA, the normally open contact of described contactor 5KM accesses between power lead and ground wire after connecting with red led 5RD, the normally closed interlock of described contactor 5KM accesses between power lead and ground wire after connecting with green indicating lamp 5GN, and the normally open contact of described relay 5KA, the normally closed interlock of contactor 5KM access between power lead and ground wire after connecting with yellow look pilot lamp 5YE;
Above-mentioned zero line is counter wears the major loop that probe indicating circuit contains relay 6KA, the major loop of this relay 6KA accesses between power lead and ground wire after connecting with button 6SA, the normally open contact of described contactor 6KM accesses between power lead and ground wire after connecting with red led 6RD, the normally closed interlock of described contactor 6KM accesses between power lead and ground wire after connecting with green indicating lamp 6GN, and the normally open contact of described relay 6KA, the normally closed interlock of contactor 2KM access between power lead and ground wire after connecting with yellow look pilot lamp 6YE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320809267.6U CN203659298U (en) | 2013-12-11 | 2013-12-11 | Low voltage line common leakage fault simulation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320809267.6U CN203659298U (en) | 2013-12-11 | 2013-12-11 | Low voltage line common leakage fault simulation device |
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| CN203659298U true CN203659298U (en) | 2014-06-18 |
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| CN201320809267.6U Expired - Lifetime CN203659298U (en) | 2013-12-11 | 2013-12-11 | Low voltage line common leakage fault simulation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104252807A (en) * | 2013-12-11 | 2014-12-31 | 江苏省电力公司江阴市供电公司 | Common electric leakage fault simulator of low-voltage lines |
| CN105182180A (en) * | 2015-08-26 | 2015-12-23 | 国家电网公司 | Flexible fault simulator system for distribution network moving mould experiment platform |
-
2013
- 2013-12-11 CN CN201320809267.6U patent/CN203659298U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104252807A (en) * | 2013-12-11 | 2014-12-31 | 江苏省电力公司江阴市供电公司 | Common electric leakage fault simulator of low-voltage lines |
| CN104252807B (en) * | 2013-12-11 | 2016-09-14 | 江苏省电力公司江阴市供电公司 | Low-voltage circuit common leak current fault analog |
| CN105182180A (en) * | 2015-08-26 | 2015-12-23 | 国家电网公司 | Flexible fault simulator system for distribution network moving mould experiment platform |
| CN105182180B (en) * | 2015-08-26 | 2018-07-20 | 国家电网公司 | A kind of flexible fault simulator system for distribution dynamic model experiment platform |
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