CN104360218A - Breaker secondary circuit wiring detecting device and breaker replacing method - Google Patents
Breaker secondary circuit wiring detecting device and breaker replacing method Download PDFInfo
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- CN104360218A CN104360218A CN201410667452.5A CN201410667452A CN104360218A CN 104360218 A CN104360218 A CN 104360218A CN 201410667452 A CN201410667452 A CN 201410667452A CN 104360218 A CN104360218 A CN 104360218A
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- pilot lamp
- breaker
- switch
- binding post
- combined floodgate
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Abstract
The invention belongs to the technical field of detection, and discloses a breaker secondary circuit wiring detecting device and a breaker replacing method. The breaker secondary circuit wiring detecting device is mainly technically characterized in that a shell is included, a power switch, a wiring terminal, a double-contact switch, a tripping indicating lamp and a switch-on indicating lamp are arranged on the shell, the tripping indicating lamp and the switch-on indicating lamp are connected in parallel, the double-contact switch is connected with the tripping indicating lamp and the switch-on indicating lamp in parallel, the tripping indicating lamp is electrically connected with a first binding post of the wiring terminal, the switch-on indicating lamp is electrically connected with a third binding post of the wiring terminal, a second binding post and a fourth binding post of the wiring terminal are connected with a null line, a fifth binding post and a sixth binding post of the wiring terminal are connected with the null line and a live wire respectively, and testing wires are connected with output binding posts, corresponding to the binding posts, of the wiring terminal. The wiring condition of a breaker secondary circuit can be detected below a tower through the device, debugging time on the tower is reduced, and power failure time is greatly reduced.
Description
Technical field
The invention belongs to proving installation technical field, relate to the method for secondary loop of breaker wiring testing device and isolating switch replacing specifically.
Background technology
Along with the ERP system in electric power system is reached the standard grade successively, electrical production device therefor goods and materials need to circulate in ERP system, and particularly 35kV project of transmitting and converting electricity goods and materials must centralized and unified bid.But technician is when filling in information on bidding, can fill in the device parameter provided considerably less, so just causing the unit type of middle target unit type and replacing different, first and second mode of connection when equipment is installed will be different.Isolating switch is the line device that power circuit often uses, because model is different or inspection carelessness when dispatching from the factory, cause part secondary loop of breaker wiring faults, after being with out of order isolating switch line attachment, during test, closing coil is abnormal with breaking coil work on the line, can not realize closing a floodgate and tripping operation, mounted isolating switch is needed to take off, again change, cause power off time long, affect production and the life of the people.
Summary of the invention
First technical matters that the present invention solves just be to provide a kind of can under shaft tower just can test both opens device secondary circuit, shorten debug time on shaft tower, minimizing fault power-off time, the secondary loop of breaker wiring testing device of increasing work efficiency.
For solving the problems of the technologies described above, the technical scheme that the present invention proposes is: comprise housing, be provided with power switch on the housing, connection terminal, two switch contacts, tripping operation pilot lamp and combined floodgate pilot lamp, described tripping operation pilot lamp and the parallel connection of combined floodgate pilot lamp, described pair of switch contacts is in parallel with described tripping operation pilot lamp and combined floodgate pilot lamp, described tripping operation pilot lamp is electrically connected with the first binding post of connection terminal, described combined floodgate pilot lamp is electrically connected with the 3rd binding post of connection terminal, second binding post of described connection terminal is connected with zero line with the 4th binding post, 5th binding post of described connection terminal is connected with zero line and live wire respectively with the 6th binding post, output wiring terminal corresponding with each binding post on connection terminal is connected with test lead.
Second technical matters that the present invention solves just is to provide a kind of method that isolating switch is changed.
For solving the problems of the technologies described above, the technical scheme that the present invention proposes is:
The method comprises the following steps:
The first step, is connected secondary loop of breaker wiring testing device with circuit breaker electric
Under tower bar by each test lead respectively terminals each with isolating switch be connected;
Second step, detects the combined floodgate situation of secondary loop of breaker
Turn on the power switch, two switch contacts is allocated to combined floodgate on position, if combined floodgate pilot lamp lights, prove that breaker closing coil working is normal, if combined floodgate pilot lamp does not work, reselect isolating switch;
3rd step, detects the trip condition of secondary loop of breaker
To the qualified isolating switch of combined floodgate situation be detected, more two switch contacts is allocated to tripping operation on position, if tripping operation pilot lamp lights, prove that circuit breaker trip coil working is normal, if tripping operation pilot lamp does not work, exchange new isolating switch for, re-execute the first step;
4th step, changes isolating switch
Make isolating switch be in off position, then the disconnecting link of isolating switch front end is disconnected, the primary circuit of isolating switch is connected;
5th step, test
Protector is utilized to test isolating switch, test passes.
The method that secondary loop of breaker wiring testing device provided by the invention and isolating switch are changed, compared with the existing technology comparatively have the following advantages: comprise housing, be provided with power switch on the housing, connection terminal, two switch contacts, tripping operation pilot lamp and combined floodgate pilot lamp, described tripping operation pilot lamp and the parallel connection of combined floodgate pilot lamp, described pair of switch contacts is in parallel with described tripping operation pilot lamp and combined floodgate pilot lamp, described tripping operation pilot lamp is electrically connected with the first binding post of connection terminal, described combined floodgate pilot lamp is electrically connected with the 3rd binding post of connection terminal, second binding post of described connection terminal is connected with zero line with the 4th binding post, 5th binding post of described connection terminal is connected with zero line and live wire respectively with the 6th binding post, output wiring terminal corresponding with each binding post on connection terminal is connected with test lead, secondary loop of breaker wiring testing device is connected with circuit breaker electric, under tower bar by each test lead respectively terminals each with isolating switch be connected, the combined floodgate situation detecting secondary loop of breaker first whether is lighted according to combined floodgate pilot lamp, and then whether light according to tripping operation pilot lamp the trip condition detecting secondary loop of breaker, just secondary loop of breaker wiring condition can be detected by this device below shaft tower, decrease the debug time on shaft tower, power off time is reduced greatly.
Accompanying drawing explanation
Fig. 1 is the structural representation of secondary loop of breaker wiring testing device provided by the invention;
Fig. 2 is the circuit diagram of secondary loop of breaker wiring testing device principle of work.
Embodiment
Below in conjunction with accompanying drawing, secondary loop of breaker wiring testing device proposed by the invention is described further.
As depicted in figs. 1 and 2, the structural representation of secondary loop of breaker wiring testing device.This secondary loop of breaker wiring testing device comprises housing 1, housing 1 is provided with power switch 2, connection terminal 3, two switch contacts 4, tripping operation pilot lamp 5 and combined floodgate pilot lamp 6, tripping operation pilot lamp 5 and combined floodgate pilot lamp 6 parallel connection, two switch contacts 4 is in parallel with tripping operation pilot lamp 5 and combined floodgate pilot lamp 6, tripping operation pilot lamp 5 is electrically connected with the first binding post 31 of connection terminal 3, combined floodgate pilot lamp 6 is electrically connected with the 3rd binding post 33 of connection terminal 3, second binding post 32 of connection terminal 3 is connected with zero line with the 4th binding post 34, 5th binding post 35 of connection terminal 3 is connected with zero line and live wire respectively with the 6th binding post 36, output wiring terminal corresponding with each binding post on connection terminal is connected with test lead 7.Secondary loop of breaker wiring testing device is connected with circuit breaker electric, under tower bar by each test lead respectively terminals each with isolating switch be connected, the combined floodgate situation detecting secondary loop of breaker first whether is lighted according to combined floodgate pilot lamp, and then whether light according to tripping operation pilot lamp the trip condition detecting secondary loop of breaker, just secondary loop of breaker wiring condition can be detected by this device below shaft tower, decrease the debug time on shaft tower, power off time is reduced greatly.
As shown in Figure 2, when two switch contacts 4 is allocated to tripping operation on position, i.e. the first switch 41 conducting, the breaking coil 91 of isolating switch 9 works, the trip switch 81 that the breaking coil 91 of isolating switch is connected disconnects, closing switch 82 conducting, and tripping operation pilot lamp 5 and closing coil 92 form the closed-loop path of serial connection, tripping operation pilot lamp 5 lights, and proves that circuit breaker trip coil 91 is working properly; When two switch contacts 4 is allocated to combined floodgate on position, i.e. second switch 42 conducting, the closing coil 92 of isolating switch works, the closing switch 82 that the closing coil 92 of isolating switch is connected disconnects, trip switch 81 conducting, combined floodgate pilot lamp 6 and breaking coil 91 form the closed-loop path of serial connection, and combined floodgate pilot lamp 6 lights, and proves that circuit breaker trip coil working is normal.
The method that isolating switch is changed, the method comprises the following steps:
The first step, is connected secondary loop of breaker wiring testing device with circuit breaker electric
Under tower bar by each test lead respectively terminals each with isolating switch be connected;
Second step, detects the combined floodgate situation of secondary loop of breaker
Turn on the power switch 2, two switch contacts 4 is allocated to combined floodgate on position, if combined floodgate pilot lamp 6 lights, prove that breaker closing coil 92 is working properly, if combined floodgate pilot lamp does not work, reselect isolating switch;
3rd step, detects the trip condition of secondary loop of breaker
To the qualified isolating switch of combined floodgate situation be detected, more two switch contacts 4 is allocated to tripping operation on position, if tripping operation pilot lamp 5 lights, prove that circuit breaker trip coil working is normal, if tripping operation pilot lamp does not work, exchange new isolating switch for, re-execute the first step;
4th step, changes isolating switch
Make isolating switch be in off position, then the disconnecting link of isolating switch front end is disconnected, the primary circuit of isolating switch is connected;
5th step, test
Protector is utilized to test isolating switch, test passes.
Protection scope of the present invention is not only confined to above-described embodiment, as long as structure is identical with secondary loop of breaker wiring testing device structure of the present invention, just drops on the scope of protection of the invention.
Claims (2)
1. secondary loop of breaker wiring testing device, it is characterized in that: comprise housing, be provided with power switch on the housing, connection terminal, two switch contacts, tripping operation pilot lamp and combined floodgate pilot lamp, described tripping operation pilot lamp and the parallel connection of combined floodgate pilot lamp, described pair of switch contacts is in parallel with described tripping operation pilot lamp and combined floodgate pilot lamp, described tripping operation pilot lamp is electrically connected with the first binding post of connection terminal, described combined floodgate pilot lamp is electrically connected with the 3rd binding post of connection terminal, second binding post of described connection terminal is connected with zero line with the 4th binding post, 5th binding post of described connection terminal is connected with zero line and live wire respectively with the 6th binding post, output wiring terminal corresponding with each binding post on connection terminal is connected with test lead.
2. use the secondary loop of breaker wiring testing device described in claim 1 to carry out the replacing options of isolating switch, it is characterized in that: the method comprises the following steps:
The first step, is connected secondary loop of breaker wiring testing device with circuit breaker electric
Under tower bar by each test lead respectively terminals each with isolating switch be connected;
Second step, detects the combined floodgate situation of secondary loop of breaker
Turn on the power switch, two switch contacts is allocated to combined floodgate on position, if combined floodgate pilot lamp lights, prove that breaker closing coil working is normal, if combined floodgate pilot lamp does not work, reselect isolating switch;
3rd step, detects the trip condition of secondary loop of breaker
To the qualified isolating switch of combined floodgate situation be detected, more two switch contacts is allocated to tripping operation on position, if tripping operation pilot lamp lights, prove that circuit breaker trip coil working is normal, if tripping operation pilot lamp does not work, exchange new isolating switch for, re-execute the first step;
4th step, changes isolating switch
Make isolating switch be in off position, then the disconnecting link of isolating switch front end is disconnected, the primary circuit of isolating switch is connected;
5th step, test
Protector is utilized to test isolating switch, test passes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410667452.5A CN104360218A (en) | 2014-11-20 | 2014-11-20 | Breaker secondary circuit wiring detecting device and breaker replacing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410667452.5A CN104360218A (en) | 2014-11-20 | 2014-11-20 | Breaker secondary circuit wiring detecting device and breaker replacing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104360218A true CN104360218A (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410667452.5A Pending CN104360218A (en) | 2014-11-20 | 2014-11-20 | Breaker secondary circuit wiring detecting device and breaker replacing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104360218A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884521A (en) * | 2019-03-28 | 2019-06-14 | 山东钢铁股份有限公司 | A kind of circuit-breaker switching on-off control loop template monitoring, alarming circuit |
| CN112710968A (en) * | 2020-11-19 | 2021-04-27 | 中广核核电运营有限公司 | Secondary circuit rapid detection on-off device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884521A (en) * | 2019-03-28 | 2019-06-14 | 山东钢铁股份有限公司 | A kind of circuit-breaker switching on-off control loop template monitoring, alarming circuit |
| CN109884521B (en) * | 2019-03-28 | 2024-03-12 | 山东钢铁股份有限公司 | Circuit breaker divide-shut brake control circuit broken wire monitoring alarm circuit |
| CN112710968A (en) * | 2020-11-19 | 2021-04-27 | 中广核核电运营有限公司 | Secondary circuit rapid detection on-off device |
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Application publication date: 20150218 |