CN202631702U - Main circuit breaker testing device - Google Patents
Main circuit breaker testing device Download PDFInfo
- Publication number
- CN202631702U CN202631702U CN 201220304725 CN201220304725U CN202631702U CN 202631702 U CN202631702 U CN 202631702U CN 201220304725 CN201220304725 CN 201220304725 CN 201220304725 U CN201220304725 U CN 201220304725U CN 202631702 U CN202631702 U CN 202631702U
- Authority
- CN
- China
- Prior art keywords
- voltage
- control switch
- circuit breaker
- direct current
- control unit
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a main circuit breaker testing device which comprises an alternating current input control switch, a voltage regulator, a rectifier transformer, a rectifier module, a computer control unit, an operating console, a current voltage testing circuit and a direct current output control switch. An input end of the alternating current input control switch is connected with an alternating current power supply, and an output end of the alternating current input control switch is connected with the voltage regulator. The voltage regulator, the rectifier transformer, the rectifier module and the direct current output control switch are sequentially connected in concatenation mode. The current voltage testing circuit is connected with an output end of the rectifier module to test direct current voltage and currents on an output end of the rectifier module and sends tested current and voltage signals to the computer control unit. The operating console is respectively connected with the alternating current input control switch, the voltage regulator, the computer control unit and the direct current output control switch. The main circuit breaker testing device is simple in structure, convenient to test and low in cost; and testing for a circuit breaker setting value, inherent suction time, inherent releasing time, the minimum suction voltage and the circuit breaker maximum release voltage can be carried out.
Description
Technical field
The utility model relates to a kind of switch experiment device, particularly a kind of main circuit breaker test unit.
Background technology
Main circuit breaker is a switching device commonly used in the track traffic using electricity system, and the quality of its performance is very crucial to the normal operation of electric power system.But existing main circuit breaker test unit can only carry out the test of single parameter, can not comprehensively test, and brings potential safety hazard for the normal operation of electric power system.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of simple in structure, easy to operate, main circuit breaker test unit that reliability is high.
The technical scheme that the utility model solves the problems of the technologies described above is: comprise exchanging input CS, pressure regulator, rectifier transformer, rectification module, computer control unit, operating console, current/voltage testing circuit, direct current output control switch; The input of said interchange input CS connects AC power; Its output termination pressure regulator; Pressure regulator, rectifier transformer, rectification module, direct current output control switch are connected in series successively; The output terminal of current/voltage testing circuit and rectification module joins; Detect the DC voltage and the electric current of rectification module output terminal, and the electric current and the voltage signal that detect are delivered to computer control unit, operating console is imported CS, pressure regulator, computer control unit and is linked to each other with the direct current output control switch with exchanging respectively.
The technique effect of the utility model is: the utility model is simple in structure, convenient test, cost are low; The mensuration of high release voltage of isolating switch setting valve, intrinsic pickup time, intrinsic release time, minimum pick-up voltage and isolating switch can be carried out, the needs of isolating switch test can be satisfied.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is the electric theory diagram of the utility model.
Embodiment
Referring to Fig. 1; The utility model comprises exchanging imports CS 1, pressure regulator 2, rectifier transformer 3, rectification module 4, direct current output control switch 5, computer control unit 6, current/voltage testing circuit 7, operating console 8; The input of said interchange input CS 1 connects AC power; Its output termination pressure regulator 2; Pressure regulator 2, rectifier transformer 3, rectification module 4, direct current output control switch 5 are connected in series successively, and current/voltage testing circuit 7 joins with the output terminal of rectification module 5, detects the DC voltage and the electric current of rectification module 5 output terminals; And the electric current and the voltage signal that detect delivered to computer control unit 6, operating console 8 is imported CS 1, pressure regulator 2, computer control unit 6 and is linked to each other with direct current output control switch 5 with exchanging respectively.
The principle of work of the utility model is: the output terminal that main circuit breaker to be tested is connected on the direct current output control switch; The alternating current of input is sent to pressure regulator 2 through exchanging input CS 1; The alternating current of pressure regulator 2 pressure regulation arrives rectification module 4 through rectifier transformer 3; Output DC is to direct current output control switch 5 after rectification; Current/voltage testing circuit 7 adopts DC current and the voltage of exporting after the sensor acquisition rectification and delivers to computer control unit 6 and shows, operates in conjunction with interchange input CS 1, pressure regulator 2, direct current output control switch 5, can carry out the test of the various parameters of main circuit breaker.
Claims (1)
1. main circuit breaker test unit; It is characterized in that: comprise exchanging input CS, pressure regulator, rectifier transformer, rectification module, computer control unit, operating console, current/voltage testing circuit, direct current output control switch; The input of said interchange input CS connects AC power; Its output termination pressure regulator; Pressure regulator, rectifier transformer, rectification module, direct current output control switch are connected in series successively, and the output terminal of current/voltage testing circuit and rectification module joins, and detect the DC voltage and the electric current of rectification module output terminal; And the electric current and the voltage signal that detect delivered to computer control unit, operating console is imported CS, pressure regulator, computer control unit and is linked to each other with the direct current output control switch with exchanging respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220304725 CN202631702U (en) | 2012-06-27 | 2012-06-27 | Main circuit breaker testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220304725 CN202631702U (en) | 2012-06-27 | 2012-06-27 | Main circuit breaker testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202631702U true CN202631702U (en) | 2012-12-26 |
Family
ID=47384891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220304725 Expired - Fee Related CN202631702U (en) | 2012-06-27 | 2012-06-27 | Main circuit breaker testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202631702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112526382A (en) * | 2020-11-18 | 2021-03-19 | 上海置信电气非晶有限公司 | Testing device for rectifying module of pole-mounted circuit breaker |
-
2012
- 2012-06-27 CN CN 201220304725 patent/CN202631702U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112526382A (en) * | 2020-11-18 | 2021-03-19 | 上海置信电气非晶有限公司 | Testing device for rectifying module of pole-mounted circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20160627 |