CN104252807B - Low-voltage circuit common leak current fault analog - Google Patents
Low-voltage circuit common leak current fault analog Download PDFInfo
- Publication number
- CN104252807B CN104252807B CN201310667394.1A CN201310667394A CN104252807B CN 104252807 B CN104252807 B CN 104252807B CN 201310667394 A CN201310667394 A CN 201310667394A CN 104252807 B CN104252807 B CN 104252807B
- Authority
- CN
- China
- Prior art keywords
- zero line
- catalyst
- relay
- open contact
- normally open
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000523 sample Substances 0.000 claims abstract description 47
- 239000003054 catalyst Substances 0.000 claims description 120
- 238000004088 simulation Methods 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The present invention relates to a kind of low-voltage circuit common leak current fault analog, described device includes power bus, phase line analog circuit over the ground, zero line analog circuit over the ground, zero line multiple grounding analog circuit, outlet hybrid junction analog circuit, zero line non-cross-under connector analog circuit, zero line is counter wears probe analog circuit and signal lights indicating circuit.One low-voltage circuit of the present invention common leak current fault analog.
Description
Technical field
The present invention relates to a kind of low-voltage circuit common leak current fault analog, for new employee is giveed training exercise.
Background technology
At present, in electric power system, often there is leak current fault, need rural power personnel timely market exclusion fault；After Field Force shows up, it is necessary first to failure judgement type, further according to corresponding fault type, rapidly removing faults；But, owing to supply line is complicated, add that many rural power personnel were often not in contact with substantial amounts of field failure, therefore it requires a great deal of time and is detected and analyzed fault type, reduces first-aid repair efficiency.
Summary of the invention
It is an object of the invention to overcome above-mentioned deficiency; a kind of low-voltage circuit common leak current fault analog is provided; this device coordinates practice-training teaching; realize the system to rural power employee's low-voltage circuit leak current fault troubleshooting technical ability, normalized training; improve employee skill level, by realizing quickly lookup, processing leak current fault, shorten power off time; promote good service level, it is ensured that the installation of Aftercurrent protecting equipment, operation ratio.
The object of the present invention is achieved like this: a kind of low-voltage circuit common leak current fault analog, and described device includes power bus, phase line analog circuit over the ground, zero line analog circuit over the ground, zero line multiple grounding analog circuit, outlet hybrid junction analog circuit, zero line non-cross-under connector analog circuit, zero line is counter wears probe analog circuit and signal lights indicating circuit；
The three-phase firewire of described phase line analog circuit over the ground and zero line are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of phase line analog circuit over the ground and zero line pass the probe of ZCT, a catalyst 1KM it is serially connected with on the three-phase firewire of described phase line analog circuit over the ground, and in three-phase firewire is connected between live wire with zero line and has a load, the loaded live wire of this connection is ground connection after the normally open contact and rheostat of relay 1KA；
The three-phase firewire of described zero line analog circuit over the ground and zero line are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of zero line analog circuit over the ground and zero line pass the probe of ZCT, a catalyst 2KM it is serially connected with on the three-phase firewire of described zero line analog circuit over the ground, and in three-phase firewire is connected between live wire with zero line and has a load, this zero line is ground connection after the normally open contact and rheostat of relay 2KA；
Three-phase firewire and the zero line of described zero line multiple grounding analog circuit are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of zero line multiple grounding analog circuit and zero line pass the probe of ZCT, it is serially connected with a catalyst 3KM on the three-phase firewire of described zero line multiple grounding analog circuit, and in three-phase firewire is connected between live wire with zero line and has a load, this zero line is ground connection after the normally open contact of relay 3KA；
Three-phase firewire and the zero line of described outlet hybrid junction analog circuit are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of outlet hybrid junction analog circuit and zero line pass the probe of ZCT, a catalyst 4KM, and the ground connection after the relay 3KA of normally open contact, load and the zero line multiple grounding analog circuit of relay 4KA of a live wire in three-phase firewire it is serially connected with on the three-phase firewire of described outlet hybrid junction analog circuit；
Three-phase firewire and the zero line of described zero line non-cross-under connector analog circuit are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of zero line non-cross-under connector analog circuit is through the probe of ZCT, it is serially connected with a catalyst 5KM on the three-phase firewire of described zero line non-cross-under connector analog circuit, and in three-phase firewire is connected between live wire with zero line and has a load and the normally open contact of relay 5KA；
The anti-three-phase firewire wearing probe analog circuit of described zero line and zero line are respectively connected on three-phase firewire and the zero line of power bus, the anti-three-phase firewire probe through ZCT wearing probe analog circuit of zero line, the anti-zero line wearing probe analog circuit of described zero line passes back through the probe of ZCT, described zero line is counter to be worn and is serially connected with a catalyst 6KM on the three-phase firewire of probe analog circuit, and in three-phase firewire is connected between live wire with zero line and has a load and the normally open contact of relay 6KA；
Described signal lights indicating circuit includes a power line being connected with the live wire on power bus and an earth lead being connected with the zero line on power bus, and connecting between described power line and earth lead has phase line indicating circuit over the ground, zero line indicating circuit over the ground, zero line multiple grounding indicating circuit, outlet hybrid junction indicating circuit, zero line non-cross-under head indicating circuit and zero line is counter wears probe indicating circuit；
Above-mentioned phase line indicating circuit over the ground includes the major loop of relay 1KA, the major loop of this relay 1KA accesses between power line and earth lead after connecting with button 1SA, the normally open contact of described catalyst 1KM accesses between power line and earth lead after connecting with red led 1RD, the normally closed interlock of described catalyst 1KM accesses between power line and earth lead after connecting with green indicating lamp 1GN, and the normally open contact of described relay 1KA, the normally closed interlock of catalyst 1KM access between power line and earth lead after connecting with yellow color display lamp 1YE；
Above-mentioned zero line indicating circuit over the ground contains the major loop of relay 2KA, the major loop of this relay 2KA accesses between power line and earth lead after connecting with button 2SA, the normally open contact of described catalyst 2KM accesses between power line and earth lead after connecting with red led 2RD, the normally closed interlock of described catalyst 2KM accesses between power line and earth lead after connecting with green indicating lamp 2GN, and the normally open contact of described relay 2KA, the normally closed interlock of catalyst 2KM access between power line and earth lead after connecting with yellow color display 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 line and earth lead after connecting with button 3SA, the normally open contact of described catalyst 3KM accesses between power line and earth lead after connecting with red led 3RD, the normally closed interlock of described catalyst 3KM accesses between power line and earth lead after connecting with green indicating lamp 3GN, and the normally open contact of described relay 3KA, the normally closed interlock of catalyst 3KM access between power line and earth lead after connecting with yellow color display lamp 3YE；
Above-mentioned outlet hybrid junction indicating circuit contains the major loop of relay 4KA, the major loop of this relay 4KA accesses between power line and earth lead after connecting with button 4SA, the normally open contact of described catalyst 4KM accesses between power line and earth lead after connecting with red led 4RD, the normally closed interlock of described catalyst 4KM accesses between power line and earth lead after connecting with green indicating lamp 4GN, and the normally open contact of described relay 4KA, the normally closed interlock of catalyst 4KM access between power line and earth lead after connecting with yellow color display lamp 4YE；
Above-mentioned zero line non-cross-under head indicating circuit includes the major loop of relay 5KA, the major loop of this relay 5KA accesses between power line and earth lead after connecting with button 5SA, the normally open contact of described catalyst 5KM accesses between power line and earth lead after connecting with red led 5RD, the normally closed interlock of described catalyst 5KM accesses between power line and earth lead after connecting with green indicating lamp 5GN, and the normally open contact of described relay 5KA, the normally closed interlock of catalyst 5KM access between power line and earth lead after connecting with yellow color display 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 line and earth lead after connecting with button 6SA, the normally open contact of described catalyst 6KM accesses between power line and earth lead after connecting with red led 6RD, the normally closed interlock of described catalyst 6KM accesses between power line and earth lead after connecting with green indicating lamp 6GN, and the normally open contact of described relay 6KA, the normally closed interlock of catalyst 2KM access between power line and earth lead after connecting with yellow color display lamp 6YE.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention, by simulating all kinds of faults, can allow rural power personnel be trained targetedly, thus improves the efficiency of its fault type detection, reduces time during reality repairing.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of low-voltage circuit of the present invention common leak current fault analog.
Fig. 2 is the circuit block diagram of the signal lights indicating circuit of low-voltage circuit of the present invention common leak current fault analog.
Detailed description of the invention
See Fig. 1, a kind of low-voltage circuit common leak current fault analog that the present invention relates to, described device includes power bus, phase line analog circuit over the ground, zero line analog circuit over the ground, zero line multiple grounding analog circuit, outlet hybrid junction analog circuit, zero line non-cross-under connector analog circuit, zero line are counter wears probe analog circuit and signal lights indicating circuit；
The three-phase firewire of described phase line analog circuit over the ground and zero line are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of phase line analog circuit over the ground and zero line pass the probe of ZCT, a catalyst 1KM it is serially connected with on the three-phase firewire of described phase line analog circuit over the ground, and in three-phase firewire is connected between live wire with zero line and has a load, the loaded live wire of this connection is ground connection after the normally open contact and rheostat of relay 1KA；
The three-phase firewire of described zero line analog circuit over the ground and zero line are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of zero line analog circuit over the ground and zero line pass the probe of ZCT, a catalyst 2KM it is serially connected with on the three-phase firewire of described zero line analog circuit over the ground, and in three-phase firewire is connected between live wire with zero line and has a load, this zero line is ground connection after the normally open contact and rheostat of relay 2KA；
Three-phase firewire and the zero line of described zero line multiple grounding analog circuit are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of zero line multiple grounding analog circuit and zero line pass the probe of ZCT, it is serially connected with a catalyst 3KM on the three-phase firewire of described zero line multiple grounding analog circuit, and in three-phase firewire is connected between live wire with zero line and has a load, this zero line is ground connection after the normally open contact of relay 3KA；
Three-phase firewire and the zero line of described outlet hybrid junction analog circuit are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of outlet hybrid junction analog circuit and zero line pass the probe of ZCT, a catalyst 4KM, and the ground connection after the relay 3KA of normally open contact, load and the zero line multiple grounding analog circuit of relay 4KA of a live wire in three-phase firewire it is serially connected with on the three-phase firewire of described outlet hybrid junction analog circuit；
Three-phase firewire and the zero line of described zero line non-cross-under connector analog circuit are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of zero line non-cross-under connector analog circuit is through the probe of ZCT, it is serially connected with a catalyst 5KM on the three-phase firewire of described zero line non-cross-under connector analog circuit, and in three-phase firewire is connected between live wire with zero line and has a load and the normally open contact of relay 5KA；
The anti-three-phase firewire wearing probe analog circuit of described zero line and zero line are respectively connected on three-phase firewire and the zero line of power bus, the anti-three-phase firewire probe through ZCT wearing probe analog circuit of zero line, the anti-zero line wearing probe analog circuit of described zero line passes back through the probe of ZCT, described zero line is counter to be worn and is serially connected with a catalyst 6KM on the three-phase firewire of probe analog circuit, and in three-phase firewire is connected between live wire with zero line and has a load and the normally open contact of relay 6KA；
Described signal lights indicating circuit includes a power line being connected with the live wire on power bus and an earth lead being connected with the zero line on power bus, and connecting between described power line and earth lead has phase line indicating circuit over the ground, zero line indicating circuit over the ground, zero line multiple grounding indicating circuit, outlet hybrid junction indicating circuit, zero line non-cross-under head indicating circuit and zero line is counter wears probe indicating circuit；
Above-mentioned phase line indicating circuit over the ground includes the major loop of relay 1KA, the major loop of this relay 1KA accesses between power line and earth lead after connecting with button 1SA, the normally open contact of described catalyst 1KM accesses between power line and earth lead after connecting with red led 1RD, the normally closed interlock of described catalyst 1KM accesses between power line and earth lead after connecting with green indicating lamp 1GN, and the normally open contact of described relay 1KA, the normally closed interlock of catalyst 1KM access between power line and earth lead after connecting with yellow color display lamp 1YE；
Above-mentioned zero line indicating circuit over the ground contains the major loop of relay 2KA, the major loop of this relay 2KA accesses between power line and earth lead after connecting with button 2SA, the normally open contact of described catalyst 2KM accesses between power line and earth lead after connecting with red led 2RD, the normally closed interlock of described catalyst 2KM accesses between power line and earth lead after connecting with green indicating lamp 2GN, and the normally open contact of described relay 2KA, the normally closed interlock of catalyst 2KM access between power line and earth lead after connecting with yellow color display 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 line and earth lead after connecting with button 3SA, the normally open contact of described catalyst 3KM accesses between power line and earth lead after connecting with red led 3RD, the normally closed interlock of described catalyst 3KM accesses between power line and earth lead after connecting with green indicating lamp 3GN, and the normally open contact of described relay 3KA, the normally closed interlock of catalyst 3KM access between power line and earth lead after connecting with yellow color display lamp 3YE；
Above-mentioned outlet hybrid junction indicating circuit contains the major loop of relay 4KA, the major loop of this relay 4KA accesses between power line and earth lead after connecting with button 4SA, the normally open contact of described catalyst 4KM accesses between power line and earth lead after connecting with red led 4RD, the normally closed interlock of described catalyst 4KM accesses between power line and earth lead after connecting with green indicating lamp 4GN, and the normally open contact of described relay 4KA, the normally closed interlock of catalyst 4KM access between power line and earth lead after connecting with yellow color display lamp 4YE；
Above-mentioned zero line non-cross-under head indicating circuit includes the major loop of relay 5KA, the major loop of this relay 5KA accesses between power line and earth lead after connecting with button 5SA, the normally open contact of described catalyst 5KM accesses between power line and earth lead after connecting with red led 5RD, the normally closed interlock of described catalyst 5KM accesses between power line and earth lead after connecting with green indicating lamp 5GN, and the normally open contact of described relay 5KA, the normally closed interlock of catalyst 5KM access between power line and earth lead after connecting with yellow color display 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 line and earth lead after connecting with button 6SA, the normally open contact of described catalyst 6KM accesses between power line and earth lead after connecting with red led 6RD, the normally closed interlock of described catalyst 6KM accesses between power line and earth lead after connecting with green indicating lamp 6GN, and the normally open contact of described relay 6KA, the normally closed interlock of catalyst 2KM access between power line and earth lead after connecting with yellow color display lamp 6YE；
The operation principle of the present invention is
1, phase line fault simulation over the ground: close catalyst 1KM, now the normally open contact Guan Bi of catalyst 1KM, red led 1RD lights, and represents that combined floodgate completes；Opening catalyst 1KM, now the normally open contact of catalyst 1KM remains on, and green indicating lamp 1GN lights, and represents out of service；When pressing the button 1SA, relay 1KA obtains electric so that the normally open contact Guan Bi of relay 1KA, now simulated failure situation, so that yellow indicator lamp 1YE lights；
2, zero line fault simulation over the ground: close catalyst 2KM, now the normally open contact Guan Bi of catalyst 2KM, red led 2RD lights, and represents that combined floodgate completes；Opening catalyst 2KM, now the normally open contact of catalyst 2KM remains on, and green indicating lamp 2GN lights, and represents out of service；When pressing the button 2SA, relay 2KA obtains electric so that the normally open contact Guan Bi of relay 2KA, now simulated failure situation, so that yellow indicator lamp 2YE lights；
3, zero line multiple grounding fault simulation: close catalyst 3KM, now the normally open contact Guan Bi of catalyst 3KM, red led 3RD lights, and represents that combined floodgate completes；Opening catalyst 3KM, now the normally open contact of catalyst 3KM remains on, and green indicating lamp 3GN lights, and represents out of service；When pressing the button 3SA, relay 3KA obtains electric so that the normally open contact Guan Bi of relay 3KA, now simulated failure situation, so that yellow indicator lamp 3YE lights；
4, hybrid junction fault simulation occur: close catalyst 4KM, now the normally open contact Guan Bi of catalyst 4KM, red led 4RD lights, and represents that combined floodgate completes；Opening catalyst 4KM, now the normally open contact of catalyst 4KM remains on, and green indicating lamp 4GN lights, and represents out of service；When pressing the button 4SA, relay 4KA obtains electric so that the normally open contact Guan Bi of relay 4KA, now simulated failure situation, so that yellow indicator lamp 4YE lights；
5, zero line does not wears probe failure simulation: close catalyst 5KM, now the normally open contact Guan Bi of catalyst 5KM, and red led 5RD lights, and represents that combined floodgate completes；Opening catalyst 5KM, now the normally open contact of catalyst 5KM remains on, and green indicating lamp 5GN lights, and represents out of service；When pressing the button 5SA, relay 5KA obtains electric so that the normally open contact Guan Bi of relay 5KA, now simulated failure situation, so that yellow indicator lamp 5YE lights；
6, zero line is counter wears probe failure simulation: close catalyst 6KM, now the normally open contact Guan Bi of catalyst 6KM, and red led 6RD lights, and represents that combined floodgate completes；Opening catalyst 6KM, now the normally open contact of catalyst 6KM remains on, and green indicating lamp 6GN lights, and represents out of service；When pressing the button 6SA, relay 6KA obtains electric so that the normally open contact Guan Bi of relay 6KA, now simulated failure situation, so that yellow indicator lamp 6YE lights.
Claims (1)
1. a low-voltage circuit common leak current fault analog, it is characterised in that: described device includes power bus, phase line analog circuit over the ground, zero line analog circuit over the ground, zero line multiple grounding analog circuit, outlet hybrid junction analog circuit, zero line non-cross-under connector analog circuit, zero line are counter wears probe analog circuit and signal lights indicating circuit；
The three-phase firewire of described phase line analog circuit over the ground and zero line are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of phase line analog circuit over the ground and zero line pass the probe of ZCT, a catalyst 1KM it is serially connected with on the three-phase firewire of described phase line analog circuit over the ground, and in three-phase firewire is connected between live wire with zero line and has a load, the loaded live wire of this connection is ground connection after the normally open contact and rheostat of relay 1KA；
The three-phase firewire of described zero line analog circuit over the ground and zero line are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of zero line analog circuit over the ground and zero line pass the probe of ZCT, a catalyst 2KM it is serially connected with on the three-phase firewire of described zero line analog circuit over the ground, and in three-phase firewire is connected between live wire with zero line and has a load, this zero line is ground connection after the normally open contact and rheostat of relay 2KA；
Three-phase firewire and the zero line of described zero line multiple grounding analog circuit are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of zero line multiple grounding analog circuit and zero line pass the probe of ZCT, it is serially connected with a catalyst 3KM on the three-phase firewire of described zero line multiple grounding analog circuit, and in three-phase firewire is connected between live wire with zero line and has a load, this zero line is ground connection after the normally open contact of relay 3KA；
Three-phase firewire and the zero line of described outlet hybrid junction analog circuit are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of outlet hybrid junction analog circuit and zero line pass the probe of ZCT, a catalyst 4KM, and the ground connection after the relay 3KA of normally open contact, load and the zero line multiple grounding analog circuit of relay 4KA of a live wire in three-phase firewire it is serially connected with on the three-phase firewire of described outlet hybrid junction analog circuit；
Three-phase firewire and the zero line of described zero line non-cross-under connector analog circuit are respectively connected on three-phase firewire and the zero line of power bus, the three-phase firewire of zero line non-cross-under connector analog circuit is through the probe of ZCT, it is serially connected with a catalyst 5KM on the three-phase firewire of described zero line non-cross-under connector analog circuit, and in three-phase firewire is connected between live wire with zero line and has a load and the normally open contact of relay 5KA；
The anti-three-phase firewire wearing probe analog circuit of described zero line and zero line are respectively connected on three-phase firewire and the zero line of power bus, the anti-three-phase firewire probe through ZCT wearing probe analog circuit of zero line, the anti-zero line wearing probe analog circuit of described zero line passes back through the probe of ZCT, described zero line is counter to be worn and is serially connected with a catalyst 6KM on the three-phase firewire of probe analog circuit, and in three-phase firewire is connected between live wire with zero line and has a load and the normally open contact of relay 6KA；
Described signal lights indicating circuit includes a power line being connected with the live wire on power bus and an earth lead being connected with the zero line on power bus, and connecting between described power line and earth lead has phase line indicating circuit over the ground, zero line indicating circuit over the ground, zero line multiple grounding indicating circuit, outlet hybrid junction indicating circuit, zero line non-cross-under head indicating circuit and zero line is counter wears probe indicating circuit；
Above-mentioned phase line indicating circuit over the ground includes the major loop of relay 1KA, the major loop of this relay 1KA accesses between power line and earth lead after connecting with button 1SA, the normally open contact of described catalyst 1KM accesses between power line and earth lead after connecting with red led 1RD, the normally closed interlock of described catalyst 1KM accesses between power line and earth lead after connecting with green indicating lamp 1GN, and the normally open contact of described relay 1KA, the normally closed interlock of catalyst 1KM access between power line and earth lead after connecting with yellow indicator lamp 1YE；
Above-mentioned zero line indicating circuit over the ground contains the major loop of relay 2KA, the major loop of this relay 2KA accesses between power line and earth lead after connecting with button 2SA, the normally open contact of described catalyst 2KM accesses between power line and earth lead after connecting with red led 2RD, the normally closed interlock of described catalyst 2KM accesses between power line and earth lead after connecting with green indicating lamp 2GN, and the normally open contact of described relay 2KA, the normally closed interlock of catalyst 2KM access between power line and earth lead after connecting with yellow indicator 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 line and earth lead after connecting with button 3SA, the normally open contact of described catalyst 3KM accesses between power line and earth lead after connecting with red led 3RD, the normally closed interlock of described catalyst 3KM accesses between power line and earth lead after connecting with green indicating lamp 3GN, and the normally open contact of described relay 3KA, the normally closed interlock of catalyst 3KM access between power line and earth lead after connecting with yellow indicator lamp 3YE；
Above-mentioned outlet hybrid junction indicating circuit contains the major loop of relay 4KA, the major loop of this relay 4KA accesses between power line and earth lead after connecting with button 4SA, the normally open contact of described catalyst 4KM accesses between power line and earth lead after connecting with red led 4RD, the normally closed interlock of described catalyst 4KM accesses between power line and earth lead after connecting with green indicating lamp 4GN, and the normally open contact of described relay 4KA, the normally closed interlock of catalyst 4KM access between power line and earth lead after connecting with yellow indicator lamp 4YE；
Above-mentioned zero line non-cross-under head indicating circuit includes the major loop of relay 5KA, the major loop of this relay 5KA accesses between power line and earth lead after connecting with button 5SA, the normally open contact of described catalyst 5KM accesses between power line and earth lead after connecting with red led 5RD, the normally closed interlock of described catalyst 5KM accesses between power line and earth lead after connecting with green indicating lamp 5GN, and the normally open contact of described relay 5KA, the normally closed interlock of catalyst 5KM access between power line and earth lead after connecting with yellow indicator 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 line and earth lead after connecting with button 6SA, the normally open contact of described catalyst 6KM accesses between power line and earth lead after connecting with red led 6RD, the normally closed interlock of described catalyst 6KM accesses between power line and earth lead after connecting with green indicating lamp 6GN, and the normally open contact of described relay 6KA, the normally closed interlock of catalyst 2KM access between power line and earth lead after connecting with yellow indicator lamp 6YE；
When carrying out phase line fault simulation over the ground: close catalyst 1KM, the now normally open contact Guan Bi of catalyst 1KM, red led 1RD lights, and represents that combined floodgate completes；Opening catalyst 1KM, now the normally open contact of catalyst 1KM remains on, and green indicating lamp 1GN lights, and represents out of service；When pressing the button 1SA, relay 1KA obtains electric so that the normally open contact Guan Bi of relay 1KA, now simulated failure situation, so that yellow indicator lamp 1YE lights；
When carrying out zero line fault simulation over the ground: close catalyst 2KM, the now normally open contact Guan Bi of catalyst 2KM, red led 2RD lights, and represents that combined floodgate completes；Opening catalyst 2KM, now the normally open contact of catalyst 2KM remains on, and green indicating lamp 2GN lights, and represents out of service；When pressing the button 2SA, relay 2KA obtains electric so that the normally open contact Guan Bi of relay 2KA, now simulated failure situation, so that yellow indicator lamp 2YE lights；
When carrying out zero line multiple grounding fault simulation: close catalyst 3KM, the now normally open contact Guan Bi of catalyst 3KM, red led 3RD lights, and represents that combined floodgate completes；Opening catalyst 3KM, now the normally open contact of catalyst 3KM remains on, and green indicating lamp 3GN lights, and represents out of service；When pressing the button 3SA, relay 3KA obtains electric so that the normally open contact Guan Bi of relay 3KA, now simulated failure situation, so that yellow indicator lamp 3YE lights；
When carrying out occurring hybrid junction fault simulation: close catalyst 4KM, the now normally open contact Guan Bi of catalyst 4KM, red led 4RD lights, and represents that combined floodgate completes；Opening catalyst 4KM, now the normally open contact of catalyst 4KM remains on, and green indicating lamp 4GN lights, and represents out of service；When pressing the button 4SA, relay 4KA obtains electric so that the normally open contact Guan Bi of relay 4KA, now simulated failure situation, so that yellow indicator lamp 4YE lights；
When carrying out zero line and not wearing probe failure simulation: close catalyst 5KM, the now normally open contact Guan Bi of catalyst 5KM, red led 5RD lights, and represents that combined floodgate completes；Opening catalyst 5KM, now the normally open contact of catalyst 5KM remains on, and green indicating lamp 5GN lights, and represents out of service；When pressing the button 5SA, relay 5KA obtains electric so that the normally open contact Guan Bi of relay 5KA, now simulated failure situation, so that yellow indicator lamp 5YE lights；
When carry out zero line counter wear probe failure simulation time: close catalyst 6KM, now catalyst 6KM normally open contact Guan Bi, red led 6RD lights, represent combined floodgate complete；Opening catalyst 6KM, now the normally open contact of catalyst 6KM remains on, and green indicating lamp 6GN lights, and represents out of service；When pressing the button 6SA, relay 6KA obtains electric so that the normally open contact Guan Bi of relay 6KA, now simulated failure situation, so that yellow indicator lamp 6YE lights.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310667394.1A CN104252807B (en) | 2013-12-11 | 2013-12-11 | Low-voltage circuit common leak current fault analog |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310667394.1A CN104252807B (en) | 2013-12-11 | 2013-12-11 | Low-voltage circuit common leak current fault analog |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104252807A CN104252807A (en) | 2014-12-31 |
| CN104252807B true CN104252807B (en) | 2016-09-14 |
Family
ID=52187660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310667394.1A Active CN104252807B (en) | 2013-12-11 | 2013-12-11 | Low-voltage circuit common leak current fault analog |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104252807B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575203A (en) * | 2015-01-06 | 2015-04-29 | 国家电网公司 | Three-level residual current operated protection simulated practice training system |
| CN106960619A (en) * | 2016-12-30 | 2017-07-18 | 绍兴电力设备成套公司 | Integrate electrical practice training and the training set and application method of low-voltage collecting meter reading failure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201174186Y (en) * | 2008-03-24 | 2008-12-31 | 江苏省电力公司南京供电公司 | Secondary circuit fault simulation apparatus for relay protection training |
| CN102097780A (en) * | 2011-01-31 | 2011-06-15 | 赵长城 | Electric shock and electric leakage protection device for low voltage power grid |
| CN102831792A (en) * | 2012-07-20 | 2012-12-19 | 国家电网公司 | Distribution network fault simulation system and simulation method thereof |
| DE202013001343U1 (en) * | 2013-02-09 | 2013-03-11 | Wolfgang Greve | Line simulation case for symmetrical copper double wires for measurement and test equipment training with the possibility to simulate various line faults. |
| CN102982193A (en) * | 2012-10-09 | 2013-03-20 | 江苏省电力公司徐州供电公司 | Three-dimensional model system of 110kV combined tapping switch |
| CN103345872A (en) * | 2013-07-16 | 2013-10-09 | 南京丹迪克科技开发有限公司 | Residual current action protecting system practical training device |
| CN203659298U (en) * | 2013-12-11 | 2014-06-18 | 江苏省电力公司江阴市供电公司 | Low voltage line common leakage fault simulation device |
-
2013
- 2013-12-11 CN CN201310667394.1A patent/CN104252807B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201174186Y (en) * | 2008-03-24 | 2008-12-31 | 江苏省电力公司南京供电公司 | Secondary circuit fault simulation apparatus for relay protection training |
| CN102097780A (en) * | 2011-01-31 | 2011-06-15 | 赵长城 | Electric shock and electric leakage protection device for low voltage power grid |
| CN102831792A (en) * | 2012-07-20 | 2012-12-19 | 国家电网公司 | Distribution network fault simulation system and simulation method thereof |
| CN102982193A (en) * | 2012-10-09 | 2013-03-20 | 江苏省电力公司徐州供电公司 | Three-dimensional model system of 110kV combined tapping switch |
| DE202013001343U1 (en) * | 2013-02-09 | 2013-03-11 | Wolfgang Greve | Line simulation case for symmetrical copper double wires for measurement and test equipment training with the possibility to simulate various line faults. |
| CN103345872A (en) * | 2013-07-16 | 2013-10-09 | 南京丹迪克科技开发有限公司 | Residual current action protecting system practical training device |
| CN203659298U (en) * | 2013-12-11 | 2014-06-18 | 江苏省电力公司江阴市供电公司 | Low voltage line common leakage fault simulation device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104252807A (en) | 2014-12-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107945608B (en) | Comprehensive skill training device for all-round power supply station | |
| CN205139322U (en) | Handcart -type circuit breaker analogue test appearance | |
| CN105186353B (en) | A kind of dynamic equipment live state display method of the substation based on threedimensional model | |
| CN105445601A (en) | Current transformer interface testing device and method | |
| CN104252807B (en) | Low-voltage circuit common leak current fault analog | |
| CN104251976B (en) | A kind of operation method of the protection feature test device of miniature circuit breaker | |
| CN203659298U (en) | Low voltage line common leakage fault simulation device | |
| CN104297682B (en) | The electric life test protection device of breaker and its method for operation | |
| CN103823153B (en) | 35kV distribution network single-phase earth fault type judging device | |
| CN204008808U (en) | Alternating current is scurried into the detection of straight-flow system and is compeled to jump device | |
| CN204086435U (en) | A kind of microcomputer relay protection tester | |
| CN203894342U (en) | Railway signal simulation outdoor device test unit | |
| CN107656199A (en) | With relay rapid detection apparatus directly perceived and its detection method in hand-held tunnel | |
| CN209216329U (en) | A kind of current-voltage transformer secondary circuit failure simulator | |
| CN102830301A (en) | Special detection device for mechanization pavement manipulating box | |
| CN202352219U (en) | Analog simulation and experiment system of transformer substation | |
| CN201955971U (en) | Simulation training system | |
| CN203894398U (en) | Device for simulating direct-current grounding and alternating-current and direct-current circuit connection error | |
| CN106443294A (en) | Verification method and device for input loops of secondary circuit of transformer substation protector | |
| CN206431880U (en) | Three-phase low-voltage fault searches training set | |
| CN204118545U (en) | Integration electricity behaviour workbench | |
| CN107204144B (en) | A kind of power supply station employee sales service training operation system | |
| CN104062616A (en) | Direct-current earthing and alternating current-directing current series simulation device | |
| CN206992687U (en) | A kind of electrical management device based on power line communication technology | |
| CN104505823A (en) | Method for power maintenance through transient power stop and transient stop selective reclosing circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |