CN203745563U - Low-voltage switchgear electrical performance integrated testing stand - Google Patents
Low-voltage switchgear electrical performance integrated testing stand Download PDFInfo
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- CN203745563U CN203745563U CN201320860084.7U CN201320860084U CN203745563U CN 203745563 U CN203745563 U CN 203745563U CN 201320860084 U CN201320860084 U CN 201320860084U CN 203745563 U CN203745563 U CN 203745563U
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Abstract
A low-voltage switchgear electrical performance integrated testing stand is characterized by additionally arranging four testing zones, namely a leakage protector testing zone, a low-voltage surge protector testing zone, a drawer unit interchangeability testing zone and a ZYD series intelligent motor protector testing zone. Under the control of an operation zone, the testing stand is connected with a low-voltage switchgear through terminals in an AC-DC output terminal zone. The testing stand adopts an AC380V three-phase four-wire system power supply to achieve low-voltage switchgear electrical performance testing before switchgears are delivered from factories. The testing stand has the characteristics of novel design, compact structure, high integration, safety and practicality. Different from conventional switchgear testing equipment, the low-voltage switchgear electrical performance testing stand makes electrical performance testing and protector testing organically integrated and achieves high integration of various testing equipment. Furthermore, the testing stand is additionally provided with functional units such as an AC voltage-withstanding testing unit, a surge protector testing unit, a leakage protector testing unit and a ZYD motor intelligent protector testing unit and realizes comprehensive testing of switchgears in a real sense before switchgears are delivered from factories.
Description
Technical field
The invention belongs to electric field; relate to low-tension switch cabinet electric property multi-function test stand; be specifically related to the test of low-tension switch cabinet electric insulation and protector checking experiment; the required test apparatus of each unit verification is combined, realize with an equipment, just can complete low-tension switch cabinet and dispatch from the factory before all electric properties check.
Background technology
The low switch cubicle that is press-fitted of selling in the market; all according to existing theoretical system, carry out factory inspection; be confined to the simple projects such as mechanical property, energising test and visual examination; and check for some concrete electric properties do comprehensive not, as dielectric strength test, earth leakage protective device, surge protector, functional unit interchangeability and the test of low-voltage comprehensive protector etc.
Summary of the invention
The object of the invention is to solve the problem that prior art exists; a kind of low-tension switch cabinet electric property multi-function test stand is provided; electric edge performance test and protector revise are combined; realize various testing equipment Highgrade integrations; increased ac voltage withstanding; the test of electrophoresis protector, earth leakage protective device verification and ZYD Electromotor Protector check district, realized the complete examination that dish cabinet dispatches from the factory.
Technical scheme of the present invention is: low-tension switch cabinet electric property multi-function test stand, is characterized in that: set up earth leakage protective device, low tension surge protector, four check districts of each drawer unit interchangeability and ZYD Series Intelligent electric motor protective device; Under the control of operational zone, by AC and DC lead-out terminal, be connected with low-tension switch cabinet, adopt AC380V three-phase four-wire system power supply, with the verification of electric property before realizing low-tension switch cabinet and dispatching from the factory.
Above-mentioned low-tension switch cabinet electric property multi-function test stand, is characterized in that: testing table one district exchanges the direct output AC 2500V of output unit lead-out terminal, 220V, 380V voltage; Switch cubicle inner breaker, bus, contactor appliance component are carried out to electrical strength AC voltage withstand test; Drawer loop electrically conducting, contactor control loop integrality, earth leakage protective device proof leakage current reliability in low-tension switch cabinet are carried out to dependence test simultaneously.
Above-mentioned low-tension switch cabinet electric property multi-function test stand, is characterized in that: in testing table two district's indication direct current output units, voltage table PV1 directly demonstrates the actual output voltage value of High voltage output terminal G; Voltage table PV2 carries out self calibration to voltage table displayed value in low-tension switch cabinet; While timer T can carry out 0～300s and adjust continuously, and hummer is installed in testing table; Exportable 0～800 V direct supply of the sub-D of DC output end, can carry out verification to low tension surge protector.
Above-mentioned low-tension switch cabinet electric property multi-function test stand, is characterized in that: the adjustable alternating voltage of testing table three district's protection output unit continuous wave output, electric current, carry out verification to various protective devices in low-tension switch cabinet.
Above-mentioned low-tension switch cabinet electric property multi-function test stand, is characterized in that: testing table four district's operating units are carried out centralized control to the every electric current of testing table, Voltage-output, 2500V and 380V alternating voltage are carried out to conversion hysteria output by SA simultaneously.
The present invention compared with prior art has following obvious advantage and good effect: modern design, and compact conformation, integrated level is high, safe and practical.Low-tension switch cabinet electrical performance test platform; switch cubicle inspection machine different from the past; it combines electric edge performance test and protector revise; realize various testing equipment Highgrade integrations; increase the functional units such as AC voltage withstand test, the check of electrophoresis protector, earth leakage protective device verification and the check of ZYD Electromotor Protector simultaneously, really realized the complete examination that dish cabinet dispatches from the factory.
accompanying drawing explanation
[0010]fig. 1 is the specific embodiment of the present invention schematic diagram.
In figure, 1, one district; 2,2nd district; 3,3rd district; 4,4th district.
Embodiment
See Fig. 1, low-tension switch cabinet electric property multi-function test stand, is characterized in that: set up earth leakage protective device, low tension surge protector, four check districts of each drawer unit interchangeability and ZYD Series Intelligent electric motor protective device; Under the control of operational zone, by AC and DC lead-out terminal, be connected with low-tension switch cabinet, adopt AC380V three-phase four-wire system power supply, with the verification of electric property before realizing low-tension switch cabinet and dispatching from the factory.
Above-mentioned low-tension switch cabinet electric property multi-function test stand, is characterized in that: testing table one district 1 exchanges the direct output AC 2500V of output unit lead-out terminal, 220V, 380V voltage; Switch cubicle inner breaker, bus, contactor appliance component are carried out to electrical strength AC voltage withstand test; Drawer loop electrically conducting, contactor control loop integrality, earth leakage protective device proof leakage current reliability in low-tension switch cabinet are carried out to dependence test simultaneously.
Above-mentioned low-tension switch cabinet electric property multi-function test stand, is characterized in that: in testing table two district's 2 indication direct current output units, voltage table PV1 directly demonstrates the actual output voltage value of High voltage output terminal G; Voltage table PV2 carries out equipment self calibration to voltage table displayed value in low-tension switch cabinet; While timer T can carry out 0～300s and adjust continuously, and hummer is installed in testing table; Exportable 0～800 V direct supply of the sub-DC of DC output end, can carry out verification to low tension surge protector.
Above-mentioned low-tension switch cabinet electric property multi-function test stand, is characterized in that: the adjustable alternating voltage of testing table three district's 3 protection output unit continuous wave output, electric current, carry out verification to various protective devices in low-tension switch cabinet.
Above-mentioned low-tension switch cabinet electric property multi-function test stand, is characterized in that: testing table four district's 4 operating units are carried out centralized control to the every electric current of testing table, Voltage-output, 2500V and 380V alternating voltage are carried out to conversion hysteria output by SA simultaneously.
Briefly introduce application of the present invention below.
The check drawer of low-voltage switch cabinet loop electrically conducting of take is example: (drawer loop killer switch should be placed on position) (1) is connected input power AC380V(power supply is accessed on respective terminal of the testing table back side), ground wire must be connected well simultaneously.
(2) testing table one district 1 being exchanged to L1, L2, L3 terminal in output unit is connected respectively with device-specific connecting line and switch cabinet main bus A, B, C.
(3) low-tension switch cabinet (as GGD type) drawer loop (as loop I, II, III) load terminal U, V, W are connected respectively to (if contain contactor original paper in drawer loop, contactor coil JX, contactor self-sustaining terminal JZ, contactor power supply terminal JD in testing table one district should be connected with contactor control loop respectively) with Special-purpose connecting line and testing table one district terminal a, b, c.
(4) review and validate all wiring correct, testing table back side AC380V air switch closes.
(5) press mains side switch knob SB2 in testing table four district's 4 operating units, in testing table two district's 2 indication direct current output units, combined floodgate lamp HR1 lights, and testing table switches on power.
(6) testing table four district function switch SA are placed in to position to the right, press testing table four district load side switch knob SB4, testing table four district load side combined floodgate pilot lamp HR2-1, HR2-2, HR2-3 are entirely bright, press subsequently testing table four district 4 load side separating brake instruction button SB3, testing table four district 4 separating brake pilot lamp HG2-1, the electric break-make of the complete bright expression drawer loop of HG2-2, HG2-3 are functional.If there is short circuit or overload situations in experimentation, fuse FU1 disconnects automatically.
(7) after having tested, press testing table four district mains side opening button SB1, testing table two is distinguished lock pilot lamp HG1 and is lighted, and represents testing table one district lead-out terminal L1, power-off of L2, L3.
(8) close testing table back side air switch, remove corresponding wiring, arrange scene, test complete.
Claims (2)
1. low-tension switch cabinet electric property multi-function test stand, is characterized in that: set up earth leakage protective device, low tension surge protector, four check districts of each drawer unit interchangeability and ZYD Series Intelligent electric motor protective device; Under the control of operational zone, by AC and DC lead-out terminal, be connected with low-tension switch cabinet, adopt AC380V three-phase four-wire system power supply, with the verification of electric property before realizing low-tension switch cabinet and dispatching from the factory.
2. the low-tension switch cabinet electric property multi-function test stand as described in claim power 1, is characterized in that: testing table one district exchanges the direct output AC 2500V of output unit lead-out terminal, 220V, 380V voltage; Switch cubicle inner breaker, bus, contactor appliance component are carried out to electrical strength AC voltage withstand test; Drawer loop electrically conducting, contactor control loop integrality, earth leakage protective device proof leakage current reliability in low-tension switch cabinet are carried out to dependence test simultaneously.
3. low-tension switch cabinet electric property multi-function test stand as claimed in claim 1, is characterized in that: in testing table two district's indication direct current output units, voltage table PV1 directly demonstrates the actual output voltage value of High voltage output terminal G; Voltage table PV2 carries out self calibration to voltage table displayed value in low-tension switch cabinet; While timer T can carry out 0～300s and adjust continuously, and hummer is installed in testing table; Exportable 0～800 V direct supply of the sub-D of DC output end, can carry out verification to low tension surge protector.
4. low-tension switch cabinet electric property multi-function test stand as claimed in claim 1, is characterized in that: testing table 3rd district protect the adjustable alternating voltage of output unit continuous wave output, electric current, and various protective devices in low-tension switch cabinet are carried out to verification.
5. low-tension switch cabinet electric property multi-function test stand as claimed in claim 1, it is characterized in that: testing table four district's operating units are carried out centralized control to the every electric current of testing table, Voltage-output, 2500V and 380V alternating voltage are carried out to conversion hysteria output by switch SA simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320860084.7U CN203745563U (en) | 2013-12-25 | 2013-12-25 | Low-voltage switchgear electrical performance integrated testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320860084.7U CN203745563U (en) | 2013-12-25 | 2013-12-25 | Low-voltage switchgear electrical performance integrated testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203745563U true CN203745563U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320860084.7U Expired - Fee Related CN203745563U (en) | 2013-12-25 | 2013-12-25 | Low-voltage switchgear electrical performance integrated testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203745563U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116239A (en) * | 2015-05-14 | 2015-12-02 | 南京市嘉隆电气科技有限公司 | Delivery inspection power-on debugging platform |
| CN108196104A (en) * | 2018-01-24 | 2018-06-22 | 宁波天顺电气有限公司 | A kind of high and low voltage switchgear universal test bench |
| CN111273197A (en) * | 2020-04-01 | 2020-06-12 | 福建龙净脱硫脱硝工程有限公司 | Electrical equipment testing method and device |
| CN111707912A (en) * | 2020-06-12 | 2020-09-25 | 阜阳腾冠电力科技有限公司 | Insulation detection device for power distribution cabinet |
-
2013
- 2013-12-25 CN CN201320860084.7U patent/CN203745563U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116239A (en) * | 2015-05-14 | 2015-12-02 | 南京市嘉隆电气科技有限公司 | Delivery inspection power-on debugging platform |
| CN108196104A (en) * | 2018-01-24 | 2018-06-22 | 宁波天顺电气有限公司 | A kind of high and low voltage switchgear universal test bench |
| CN111273197A (en) * | 2020-04-01 | 2020-06-12 | 福建龙净脱硫脱硝工程有限公司 | Electrical equipment testing method and device |
| CN111707912A (en) * | 2020-06-12 | 2020-09-25 | 阜阳腾冠电力科技有限公司 | Insulation detection device for power distribution cabinet |
| CN111707912B (en) * | 2020-06-12 | 2023-08-22 | 阜阳腾冠电力科技有限公司 | Insulation detection device for switch board |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20151225 |
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| EXPY | Termination of patent right or utility model |