CN106383308A - Charge control circuit breaker automatic breaking/closing test device - Google Patents

Charge control circuit breaker automatic breaking/closing test device Download PDF

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Publication number
CN106383308A
CN106383308A CN201610928634.2A CN201610928634A CN106383308A CN 106383308 A CN106383308 A CN 106383308A CN 201610928634 A CN201610928634 A CN 201610928634A CN 106383308 A CN106383308 A CN 106383308A
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CN
China
Prior art keywords
test
cabinet
contactor
industrial
power supply
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.)
Pending
Application number
CN201610928634.2A
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Chinese (zh)
Inventor
徐英辉
张蓬鹤
薛阳
张保亮
石二微
成达
秦程林
王雅涛
赵越
谭琛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
Original Assignee
State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, China Electric Power Research Institute Co Ltd CEPRI filed Critical State Grid Corp of China SGCC
Priority to CN201610928634.2A priority Critical patent/CN106383308A/en
Publication of CN106383308A publication Critical patent/CN106383308A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3277Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches

Abstract

The invention discloses a charge control circuit breaker automatic breaking/closing test device, and belongs to the technical field of circuit breaker test. The invention aims to solve the problem that the existing standard feature test bench is functionally dispersed and there are uncoordinated defects inside the test system, improve the efficiency and precision of test work, and simplify the operation. The test device comprises a control cabinet and a wiring cabinet. The wiring cabinet comprises a station jig and a standard test wire. The control part comprises a test unit, an industrial control computer, a touch screen, a start-stop button, and a variable-frequency current source. The test unit comprises a first AC contactor, a voltage regulator, a second AC contactor, a signal acquisition board, a voltage stabilizer, a test signal output interface, and a switching power supply. The charge control circuit breaker automatic breaking/closing test device is applicable to automatic breaking/closing test of charge control circuit breakers, has the characteristics of high test precision, high speed, strong man-machine interaction, and the like, and has a wide market prospect.

Description

One kind takes control breaker automatic divide-shut brake test equipment
Technical field
The present invention relates to a kind of breaker testing equipment, especially one kind take control breaker automatic divide-shut brake test equipment, Belong to breaker technical field of measurement and test.
Background technology
Low-voltage circuit breaker, abbreviation breaker, is that one kind not only can be connected and disjunction normal duty electric current and overload electricity Stream, can also connect the device for switching with disjunction short circuit current.Low-voltage circuit breaker in addition to playing control action, also has in circuit Certain defencive function, such as load, short circuit, under-voltage and electric leakage etc..Current expense control breaker can realize manual closing substantially Or manual disconnect and loaded line occurs the function that automatically disconnects during abnormal failure, even possessing of having owes electricity according to electric energy meter Take the function of controlling automatic brake separating;But the external on-load switch of all of electric energy meter or miniature circuit breaker do not possess according to electric energy meter Control the function of automatic closing, according to the intelligentized demand of China's supply network, State Grid Corporation of China requires to supply after fully paying the electricity charge Electric network is intelligent.It is thus desirable to the upper end signal of end effector expense control breaker execution of supply network possess tripping operation, Closing function.The therefore current development trend of low pressure expense control breaker is in addition to possess traditional manual divide-shut brake and over-current and -load Automatically in addition it is also necessary to have electronic divide-shut brake outside tripping function, and realize remotely control, especially combine electric energy meter, realize owing Take automatic trip power-off and fill the functions such as expense automatic closing electricity, this just prolongs to the driving force of expense control breaker, upper electricity and power-off When and its synchronism higher requirement is proposed.
In order to ensure the product quality of breaker, low pressure expense control breaker must be with standard feature testing stand to it when dispatching from the factory Basic function testing, realizes taking the reliability detection of control breaker.Traditional standard feature testing stand exist test function dispersion, There is inside test system inharmonic defect, fault rate is higher;Simultaneously need to more artificial operation, it is difficult to meet Modern test requirements document.Therefore need to study the new automatic divide-shut brake method of testing of expense control breaker and equipment.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of expense control breaker automatic divide-shut brake test equipment, solves existing There is inharmonic defect etc. inside the test function dispersion of circuit-breaker switching on-off testing standard features Testbed, test system to ask Topic, simplifies operation.
In order to solve above-mentioned technical problem, the invention provides one kind takes control breaker automatic divide-shut brake test equipment, bag Include wiring cabinet and switch board, described wiring cabinet and switch board by cabinet between holding wire be connected;
Described wiring cabinet includes N number of station frock clamp and N root code test wire;Described station frock clamp is located at wiring cabinet Outer surface, be used for fixing tested breaker;Described code test wire one end is connected with station frock clamp, the other end and institute State holding wire between cabinet to be connected;Described N is positive integer;
Described switch board includes N number of test unit, industrial PC, start-stop button and experiment power supply;
Between described test unit and described cabinet, holding wire is connected, for producing and providing test signal;
Described industrial PC is connected with test unit, produces test signal for Control experiment unit and receives test unit and transmit Test data;
Described start-stop button is arranged on the outer surface of described switch board, and the start and stop instruction for inputting operator sends extremely described Industrial PC;
Described experiment power supply is connected with described test unit, for providing operating voltage or the operating current needed for test unit.
Described wiring cabinet is built and supported by skeleton, and surface is closed by panel.
Described switch board is built and supported by skeleton, and surface is closed by panel.
Described switch board is provided with touch-screen, and is arranged on the outer surface of switch board, and is connected with industrial PC;Described touch Screen provides the operation interface that can pass through touch input basic setup information, and by basic setup information transmission to described industry control electricity Brain, the real-time status of tested breaker is shown by industrial PC by touch-screen.
It is provided with digital signal processor DSP, for controlling the output of described test signal in described industrial PC.
The first A.C. contactor, pressure regulator, the second A.C. contactor, signal acquiring board, survey is included in described test unit Trial signal output interface, voltage-stablizer and Switching Power Supply, wherein said test signal output interface is connected with holding wire between described cabinet, Described pressure regulator is connected with described industrial PC, and described first A.C. contactor is connected with described experiment power supply;
Described pressure regulator is used for providing adjustable voltage;
Described first A.C. contactor is parallel to the input side of described pressure regulator, is used for realizing relay function, and has overload guarantor Shield acts on;
Described second A.C. contactor is parallel to the outlet side of described pressure regulator, is used for realizing relay function, and has overload guarantor Shield acts on;
Described switch power parallel in described first A.C. contactor, for the time ratio of Control experiment unit path and open circuit Rate;
First input/output terminal of described voltage-stablizer is connected with described Switching Power Supply, the second input/output terminal of described voltage-stablizer with Described pressure regulator is connected, and the 3rd input/output terminal of described voltage-stablizer is connected with the second A.C. contactor, for maintaining described examination Verification certificate unit the stablizing of output voltage;
Described signal acquiring board is connected with described test signal output interface, for gathering and recording described test signal and test Moment.
Described experiment power supply is made up of variable ratio frequency changer current source, by described industrial PC set position, time, multiple, and Experiment power supply is calibrated.
Described station frock clamp is provided with crimping handle, for connecting and fixing tested breaker.
Wiring cabinet is combined by the present invention with switch board, by multiple tested breakers are also secured to frock station clip On tool, and select to connect corresponding code test wire according to tested breaker physical characteristic, by industrial PC Control experiment Unit exports test signal to tested breaker, completes the divide-shut brake test of tested breaker.The present invention supports multiple breakers Carry out divide-shut brake test, structure is simple and convenient to operate, and man-machine interaction is higher with automaticity, and supports different shaped simultaneously The automatic divide-shut brake test of number breaker, has raising test speed, integrated test function, improves breaker closing test equipment Harmony of internal module etc. acts on.
Brief description
Fig. 1 is the wiring cabinet external structure of the present invention;Fig. 2 is the switch board external structure of the present invention;Fig. 3 is this The internal structure line map of bright described test unit;
In figure:1. wiring cabinet, 2. station frock clamp, 3. insulation board, 4. switch board, 5. touch-screen, 6. start-stop button, 7. protect Shield switch, 8. the first A.C. contactor, 9. pressure regulator, 10. the second A.C. contactor, 11. test signal output interfaces, 12. letters Number collection plate, 13. voltage-stablizers, 14. Switching Power Supplies.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art is permissible More fully understand the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Embodiment 1:
Referring to the drawings 1 and accompanying drawing 2, the present embodiment is mainly made up of with switch board 4 wiring cabinet 1, and wiring cabinet 1 and switch board 4 are two Individual independent cabinet, by cabinet between holding wire be connected;Switch board 4 by test signal by cabinet between holding wire send to wiring cabinet 1, connect Line cabinet 1 by the status signal of tested breaker by cabinet between holding wire send to switch board 4.
The cabinet of wiring cabinet 1 and switch board 4 is built using aluminium alloy extrusions skeleton and is supported, cabinet surface surface stainless steel Plate is closed.
Connection part includes 60 station frock clamps 2,3,60 code test wires of insulation board;Wherein insulation board 3 outer side panels being arranged on wiring cabinet 1, station frock clamp 2 is on insulation board 3;Code test wire is located at insulation board 3 Interior, between one end and cabinet, holding wire is connected, and the other end is connected with station frock clamp 2;Station frock clamp 2 is used for tested open circuit Device is fixed on wiring cabinet 1, and insulation board 3 is used for preventing the electric leakage of wiring cabinet 1, and code test wire is used for transmitting test signal To tested breaker.Each station, according to 2P switch wire connection mode, is parallel way wiring between station, electricity between switch the two poles of the earth Stream adopts series system.Using installing up and down, current outlet lower end adopts the fixing copper contact in bottom and silver point structure, upper end to switch Access activity crimps handle.
Switch board includes 60 test units, test sensor, industrial PC, touch-screen 5, touch screen interface, start and stop Button 6, protection switch 7 and ten variable ratio frequency changer current sources.Select the test signal output interface 11 of one of test unit with Between cabinet, holding wire is connected;Industrial PC is connected with the pressure regulator 9 of test unit, and the first A.C. contactor 8 is connected with experiment power supply; Start-stop button 6 is arranged on the outer side panel of switch board, and is connected with industrial PC by start stop signal line.Protection switch 7 sets Put on the outer side panel of switch board, and be connected with equipment general supply line, automatically control the break-make of whole test unit circuit, prevent The test unit only extremely leading to because of test device or the damage of tested breaker.Select one of variable ratio frequency changer current source to pass through Experiment power supply line is connected with test unit, and variable ratio frequency changer current source is connected with industrial PC by power command line.Touch-screen 5 is arranged On the outer side panel of switch board 4, and it is connected with industrial PC.Touch screen interface is connected with test unit, touch-screen 5.Industry control It is provided with digital signal processor DSP, DSP is loaded with PID software and controls formula, for controlling the output of test signal in computer.
Referring to the drawings 3, each test unit includes the first A.C. contactor 8, pressure regulator 9, the second A.C. contactor 10, surveys Trial signal output interface 11 signal acquiring board 12, voltage-stablizer 13, Switching Power Supply 14.What pressure regulator 9 was used for providing test unit can Adjust voltage;First A.C. contactor 8 is parallel to the input side of pressure regulator 9, is used for realizing relay function, and has overload protection work With.Second A.C. contactor 10 is parallel to the outlet side of pressure regulator 9, is used for realizing relay function, and has overload protective function. Touch screen interface is parallel to the both sides of the first A.C. contactor 8, for touch-screen 5 output signal.Switching Power Supply 14 is parallel to First A.C. contactor 8, for the time ratio of Control experiment unit path and open circuit.First input/output terminal of voltage-stablizer 13 It is connected with Switching Power Supply 14, the second input/output terminal of voltage-stablizer 13 is connected with pressure regulator 9, the 3rd input and output of voltage-stablizer 13 End is connected with the second A.C. contactor 10, for maintaining stablizing of test unit output voltage.Signal acquiring board 12 and test letter Number output interface is connected, for gathering and recording the feedback signal of tested breaker.In the present embodiment, all of input and output connect Mouth is all using RS-232 communication standard.
Workflow of the present invention is as follows:First, specification, the model according to tested breaker, adjusts station frock clamp 3, Tested breaker is made to be placed in tune with the test station of wiring cabinet 1 and be fixed by crimping handle.According to the specification of tested breaker, Model, is selected corresponding code test wire, and is connected with the signal input part of tested breaker.Operator passes through touch-screen 5 Input test basic setup information, selects most suitable one from ten variable ratio frequency changer current sources and calibrates, subsequently setting test The gear of needs, time, multiple.The basic setup information that industrial PC sends over according to touch-screen 5 is automatically to internal environment Carry out corresponding configuration.After operator presses start-stop button 6, on-test, start and stop instruction is sent to industrial PC, variable ratio frequency changer electricity The operating current that stream source sets to test unit output;Industrial PC sends real-time control information, test unit to test unit Send simulation arrearage signal to tested breaker under the control of the dsp;The actuating signal of tested breaker is sent to industry control simultaneously Computer, the real-time status of module is exported by touch screen interface simultaneously and shows to touch-screen 5 by test unit.If tested open circuit Separating brake actuating signal in device, then industrial PC using current test signal and basic test information as assessing tested breaker The index of driving force, records this tested breaker " normal separating brake ";If actuating signal in tested breaker, record This tested breaker " cannot separating brake ", and test result is exported by touch-screen 5.Subsequently industrial PC sends to test unit Real-time control information, test unit sends simulation payment signal to tested breaker under the control of the dsp;Tested breaker simultaneously Actuating signal be sent to industrial PC, the real-time status of module is exported to touch by touch screen interface by test unit simultaneously Screen 5 display.If feed motion signal in tested breaker, industrial PC is believed current test signal with basic test Breath, as the index assessing tested breaker driving force, records this tested breaker " normal combined floodgate ";If tested breaker Actuating signal does not occur, then records this tested breaker " cannot close a floodgate ", and test result is exported by touch-screen 5.Each work Bit test data will be automatically saved in database.Then operator repeats the present embodiment step, carries out next test.
The present invention is provided with digital signal processor DSP, and DSP is loaded with PID software and controls formula, to accelerate test process, It is precisely controlled test signal(Voltage or electric current)Frequency, amplitude, phase place, be conducive to improve measuring accuracy.
The present invention passes through to simulate electricity consumer arrearage signal or payment signal, controls automatic brake separating or combined floodgate.
The present invention is provided with touch-screen in cabinet, completes to test the real-time display of basic setup and test mode, behaviour Facilitate, man-machine interaction is preferable.
The test unit of the present invention has the universal architecture completing circuit-breaker switching on-off test, has preferable functions expanding Property with compatibility.
The present invention selects frequency conversion current source as experiment power supply, can according to test need to select different gears, the time, Multiple, is conducive to improving measuring accuracy, the compatibility of the enhancing present invention.
The station frock clamp of the present invention is provided with crimping handle, facilitates fixation and the taking-up of tested breaker.
Embodiment 2:
Referring to the drawings 1 and accompanying drawing 2, the present embodiment is mainly made up of with switch board 4 wiring cabinet 1, and wiring cabinet 1 and switch board 4 are two Individual independent cabinet, by cabinet between holding wire be connected;Switch board 4 by test signal by cabinet between holding wire send to wiring cabinet 1, connect Line cabinet 1 by the status signal of tested breaker by cabinet between holding wire send to switch board 4.
The cabinet of wiring cabinet 1 and switch board 4 is built using aluminium alloy extrusions skeleton and is supported, cabinet surface electrostatic plastic spraying Panel is closed.
Connection part includes 2,60 code test wires of 60 station frock clamps;Wherein station frock clamp 2 It is arranged on the outer side panel of wiring cabinet 1, code test wire one end is connected with holding wire between cabinet, the other end and station frock clamp 2 are connected;Station frock clamp 2 is used for for tested breaker being fixed on wiring cabinet 1, and code test wire is used for test signal Transmit to tested breaker.Each station according to 2P switch wire connection mode, between station be parallel way wiring, switch the two poles of the earth it Between electric current adopt series system.Using installing up and down, current outlet lower end adopts the fixing copper contact in bottom and silver point structure to switch, Upper end access activity crimping handle.
Switch board includes 60 test units, test sensor, industrial PC, touch-screen 5, touch screen interface, start and stop Button 6 and ten variable ratio frequency changer current sources.Select holding wire between the test signal output interface 11 of one of test unit and cabinet It is connected;Industrial PC is connected with the pressure regulator 9 of test unit, and the first A.C. contactor 8 is connected with experiment power supply;Start-stop button 6 It is arranged on the outer side panel of switch board, and be connected with industrial PC by start stop signal line.Select one of variable ratio frequency changer electricity Stream source is connected with test unit by experiment power supply line, and variable ratio frequency changer current source is connected with industrial PC by power command line.Touch Touch screen 5 to be arranged on the outer side panel of switch board 4, and be connected with industrial PC.Touch screen interface and test unit, touch-screen 5 It is connected.It is provided with digital signal processor DSP, DSP is loaded with PID software and controls formula, for controlling test letter in industrial PC Number output.
Referring to the drawings 3, each test unit is made up of electricity device and its connecting wire, including the first A.C. contactor 8, Pressure regulator 9, the second A.C. contactor 10, test signal output interface 11, signal acquiring board 12, voltage-stablizer 13, Switching Power Supply 14. Pressure regulator 9 is used for providing the adjustable voltage of test unit;First A.C. contactor 8 is parallel to the input side of pressure regulator 9, for reality Existing relay function, and there is overload protective function.Second A.C. contactor 10 is parallel to the outlet side of pressure regulator 9, for realizing Relay function, and there is overload protective function.Touch screen interface is parallel to the both sides of the first A.C. contactor 8, for touch Shield 5 output signals.Switching Power Supply 14 is parallel to the first A.C. contactor 8, for the time of Control experiment unit path and open circuit Ratio.First input/output terminal of voltage-stablizer 13 is connected with Switching Power Supply 14, the second input/output terminal of voltage-stablizer 13 and pressure regulation Device 9 is connected, and the 3rd input/output terminal of voltage-stablizer 13 is connected with the second A.C. contactor 10, for maintaining test unit output electricity That presses stablizes.Signal acquiring board 12 is connected with test signal output interface, for gathering and recording the feedback letter of tested breaker Number.In the present embodiment, all of input/output interface is all using RS-485 communication standard.
Workflow of the present invention is as follows:First, specification, the model according to tested breaker, adjusts station frock clamp 3, Tested breaker is made to be placed in tune with the test station of wiring cabinet 1 and be fixed by crimping handle.According to the specification of tested breaker, Model, is selected corresponding code test wire, and is connected with the signal input part of tested breaker.Operator passes through touch-screen 5 Input test basic setup information, selects most suitable one from ten variable ratio frequency changer current sources and calibrates, subsequently setting test The gear of needs, time, multiple.The basic setup information that industrial PC sends over according to touch-screen 5 is automatically to internal environment Carry out corresponding configuration.After operator presses start-stop button 6, on-test, start and stop instruction is sent to industrial PC, variable ratio frequency changer electricity The operating current that stream source sets to test unit output;Industrial PC sends real-time control information, test unit to test unit Send simulation arrearage signal to tested breaker under the control of the dsp;The actuating signal of tested breaker is sent to industry control simultaneously Computer, the real-time status of module is exported by touch screen interface simultaneously and shows to touch-screen 5 by test unit.If tested open circuit Separating brake actuating signal in device, then industrial PC using current test signal and basic test information as assessing tested breaker The index of driving force, records this tested breaker " normal separating brake ";If actuating signal in tested breaker, record This tested breaker " cannot separating brake ", and test result is exported by touch-screen 5.Subsequently industrial PC sends to test unit Real-time control information, test unit sends simulation payment signal to tested breaker under the control of the dsp;Tested breaker simultaneously Actuating signal be sent to industrial PC, the real-time status of module is exported to touch by touch screen interface by test unit simultaneously Screen 5 display.If feed motion signal in tested breaker, industrial PC is believed current test signal with basic test Breath, as the index assessing tested breaker driving force, records this tested breaker " normal combined floodgate ";If tested breaker Actuating signal does not occur, then records this tested breaker " cannot close a floodgate ", and test result is exported by touch-screen 5.Each work Bit test data will be automatically saved in database.Then operator repeats the present embodiment step, carries out next test.
The method have technical effect that:The wiring cabinet of the present invention and switch board are respectively adopted skeleton and are built with panel, carry The high structural stability of equipment.By presetting, industrial PC adopts digital signal processor DSP to control with PID software Formula, significantly improves test rate;Touch-screen is provided with cabinet, completes to test the reality of basic setup and test mode When display, easy to operate, man-machine interaction is preferable.Signal acquiring board record is accurate to 1ms.It is provided with multiple station frock clamps, Mobilizable crimping handle is equipped with each station frock clamp, is easy to fixation and the taking-up of tested breaker;Wiring cabinet is adopted With a whole set of independent isolating power supply, effectively support test job while different size, model breaker;Multiple test sheets are set Unit, completes the test of breaker automatic divide-shut brake simultaneously;It is provided with multiple frequency conversion current sources, can need to select according to test different Gear, time, multiple, are conducive to improving measuring accuracy, the compatibility of the enhancing present invention.The present invention meets national standard GB10963.1-2005《Family expenses and similar site's circuit-breakers for over-current protection》Relevant breaker correlation function test experiments will Ask.The present invention is especially suitable for taking the automatic divide-shut brake test of control breaker, have that rational in infrastructure, precision is good, inexpensive, efficiency High the advantages of, extensive market, there is good economic and social benefit.
Embodiment described above is only the preferred embodiment lifted for absolutely proving the present invention, the protection model of the present invention Enclose not limited to this.Equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, all in the present invention Protection domain within.Protection scope of the present invention is defined by claims.

Claims (8)

1. one kind takes control breaker automatic divide-shut brake test equipment it is characterised in that including wiring cabinet and switch board, described wiring Cabinet and switch board by cabinet between holding wire be connected;
Described wiring cabinet includes N number of station frock clamp and N root code test wire;Described station frock clamp is located at wiring cabinet Outer surface, be used for fixing tested breaker;Described code test wire one end is connected with station frock clamp, the other end and institute State holding wire between cabinet to be connected;Described N is positive integer;
Described switch board includes N number of test unit, industrial PC, start-stop button and experiment power supply;
Between described test unit and described cabinet, holding wire is connected, for producing and providing test signal;
Described industrial PC is connected with test unit, produces test signal for Control experiment unit and receives test unit and transmit Test data;
Described start-stop button is arranged on the outer surface of described switch board, and the start and stop instruction for inputting operator sends extremely described Industrial PC;
Described experiment power supply is connected with described test unit, for providing operating voltage or the operating current needed for test unit.
2. according to claim 1 take control breaker automatic divide-shut brake test equipment it is characterised in that described wiring cabinet by Skeleton is built and is supported, and surface is closed by panel.
3. according to claim 1 take control breaker automatic divide-shut brake test equipment it is characterised in that described switch board by Skeleton is built and is supported, and surface is closed by panel.
4. expense control breaker automatic divide-shut brake test equipment according to claim 1 is it is characterised in that described switch board sets There is a touch-screen, and be arranged on the outer surface of switch board, and be connected with industrial PC;Described touch-screen provides and can pass through touch input The operation interface of basic setup information, and by basic setup information transmission to described industrial PC, industrial PC is by tested open circuit The real-time status of device is shown by touch-screen.
5. control breaker automatic divide-shut brake test equipment of taking according to claim 1 is it is characterised in that described industrial PC Inside it is provided with digital signal processor DSP, for controlling the output of described test signal.
6. control breaker automatic divide-shut brake test equipment of taking according to claim 1 is it is characterised in that described test unit Interior inclusion the first A.C. contactor, pressure regulator, the second A.C. contactor, signal acquiring board, test signal output interface, voltage-stablizer With Switching Power Supply, wherein said test signal output interface is connected with holding wire between described cabinet, described pressure regulator and described industry control Computer is connected, and described first A.C. contactor is connected with described experiment power supply;
Described pressure regulator is used for providing adjustable voltage;
Described first A.C. contactor is parallel to the input side of described pressure regulator, is used for realizing relay function, and has overload guarantor Shield acts on;
Described second A.C. contactor is parallel to the outlet side of described pressure regulator, is used for realizing relay function, and has overload guarantor Shield acts on;
Described switch power parallel in described first A.C. contactor, for the time ratio of Control experiment unit path and open circuit Rate;
First input/output terminal of described voltage-stablizer is connected with described Switching Power Supply, the second input/output terminal of described voltage-stablizer with Described pressure regulator is connected, and the 3rd input/output terminal of described voltage-stablizer is connected with the second A.C. contactor, for maintaining described examination Verification certificate unit the stablizing of output voltage;
Described signal acquiring board is connected with described test signal output interface, for gathering and recording described test signal and test Moment.
7. control breaker automatic divide-shut brake test equipment of taking according to claim 1 is it is characterised in that described experiment power supply It is made up of variable ratio frequency changer current source, by described industrial PC set position, time, multiple, and experiment power supply is calibrated.
8. control breaker automatic divide-shut brake test equipment of taking according to claim 1 is it is characterised in that described station frock Fixture is provided with crimping handle, for connecting and fixing tested breaker.
CN201610928634.2A 2016-10-31 2016-10-31 Charge control circuit breaker automatic breaking/closing test device Pending CN106383308A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610928634.2A CN106383308A (en) 2016-10-31 2016-10-31 Charge control circuit breaker automatic breaking/closing test device

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Application Number Priority Date Filing Date Title
CN201610928634.2A CN106383308A (en) 2016-10-31 2016-10-31 Charge control circuit breaker automatic breaking/closing test device

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Publication Number Publication Date
CN106383308A true CN106383308A (en) 2017-02-08

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CN201610928634.2A Pending CN106383308A (en) 2016-10-31 2016-10-31 Charge control circuit breaker automatic breaking/closing test device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106971922A (en) * 2017-04-24 2017-07-21 浙江大学 Inexpensive low standby power loss takes control breaker control system and control method
CN112731128A (en) * 2020-12-14 2021-04-30 河南平高电气股份有限公司 Switching-on and switching-off operation device for multi-type circuit breaker and fault detection method
CN113092998A (en) * 2021-03-29 2021-07-09 广东电网有限责任公司计量中心 Method and system for testing cost control switch

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106971922A (en) * 2017-04-24 2017-07-21 浙江大学 Inexpensive low standby power loss takes control breaker control system and control method
CN112731128A (en) * 2020-12-14 2021-04-30 河南平高电气股份有限公司 Switching-on and switching-off operation device for multi-type circuit breaker and fault detection method
WO2022127160A1 (en) * 2020-12-14 2022-06-23 河南平高电气股份有限公司 Opening/closing operation apparatus for multiple types of circuit breaker, and fault detection method
CN113092998A (en) * 2021-03-29 2021-07-09 广东电网有限责任公司计量中心 Method and system for testing cost control switch

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