CN207380206U - It is a kind of to take the control external System for Circuit Breaker device for detecting performance of electric energy meter - Google Patents
It is a kind of to take the control external System for Circuit Breaker device for detecting performance of electric energy meter Download PDFInfo
- Publication number
- CN207380206U CN207380206U CN201721143776.4U CN201721143776U CN207380206U CN 207380206 U CN207380206 U CN 207380206U CN 201721143776 U CN201721143776 U CN 201721143776U CN 207380206 U CN207380206 U CN 207380206U
- Authority
- CN
- China
- Prior art keywords
- relay
- electric energy
- energy meter
- external system
- circuit breaker
- 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
Abstract
The utility model provides a kind of expense control external System for Circuit Breaker device for detecting performance of electric energy meter, part grid company and equipment manufacturer are solved when carrying out Multitest, each single item is carried out with individual device, efficiency is higher by AC220V Automatic level controls, branch wire time, delayed and mechanical endurance test conjunction carry out on a device, Leakage Current or driving force experiment then need to be tested with other equipment, the caused detection device occupied space based on above experimental method is big, short time consumption is long, inefficiency, and can not a variety of situations be mixed with the technical issues of performance that lower expense controls breaker judges.
Description
Technical field
The utility model is related to field of power detection more particularly to it is a kind of take control the external System for Circuit Breaker performance of electric energy meter
Detection device.
Background technology
With continuous improvement of the grid company to electric power safety and tariff recovery requirement, take the control external breaker of electric energy meter
(hereinafter referred to as expense control breaker) is the combination of traditional miniature circuit breaker and modern electronic technology, excellent with tradition miniature circuit breaker
Gesture is possess automatic divide-shut brake and state feedback function.But how it is convenient and efficient efficiently test to product function, with
Verification and guarantee product quality, are current grid company and the problem faced of equipment manufacturing enterprise.
The core of expense control breaker is automatic divide-shut brake and feedback of status, it adds control list compared with conventional small breaker
Element module, control unit module have control terminal and feedback end, and conventional small breaker only has phase line end.Take control breaker
AC220V Automatic level controls refer to the acting characteristic and feedback of expense control breaker during the AC220V level changes of phase line end or control terminal
The feedback of status situation at end；Leakage Current is that expense controls the breaker not steady-state current value of bringing onto load time control end and phase line end, phase
Line end electric current≤0.2mA, control terminal electric current≤1mA；Remote auto branch wire time is that expense control breaker receives control terminal letter
Number variation start to switch complete divide-shut brake action time, closing time≤3s, opening time≤2s；Delayed represents phase
When line end and control terminal re-power, control end signal changes immediately, takes response time of the control breaker to control signal, and 7s≤
The delayed time≤8s；Driving force is that expense control breaker will can be in the scope of 60%-120% rated operational voltages 220V
Interior normal work, and cannot be damaged when applying 380V voltages；Mechanical life represents to take the control that control breaker receives certain frequency
End signal processed after carrying out the breaking-closing operating bout of no less than 10000 times, remains to normal work and use.
At present, part grid company and equipment manufacturer be when carrying out Multitest, each single item with individual device into
Row, efficiency is higher to close AC220V Automatic level controls, branch wire time, delayed and mechanical endurance test in a device
Upper progress, Leakage Current or driving force experiment then need to be tested with other equipment, result in based on above experimental method
Detection device needs constantly replaced, inefficiency, and a variety of situations can not be mixed it is lower take control the performance of breaker into
The technical issues of row judges.
Utility model content
The utility model provides a kind of expense control external System for Circuit Breaker device for detecting performance of electric energy meter, solves part
When carrying out Multitest, each single item is carried out with individual device for grid company and equipment manufacturer, the higher general of efficiency
AC220V Automatic level controls, branch wire time, delayed and mechanical endurance test conjunction carried out on a device, Leakage Current or
Driving force experiment then needs to be tested with other equipment, and the caused detection device based on above experimental method needs continuous
It is replaced, inefficiency, and can not a variety of situations be mixed with the technical issues of performance that lower expense controls breaker judges.
The utility model provides a kind of expense control external System for Circuit Breaker device for detecting performance of electric energy meter, including：PLC is controlled
Device processed, detection of electrical leakage module, voltage analog signal acquisition module and timer；
The output terminal of PLC controller passes sequentially through the first relay, the phase line end of the second relay and product to be measured is electrically connected
It connects, wherein the second relay is normally-closed contact；
3rd relay is connected with the first detection of electrical leakage block coupled in series and is connected in parallel on the both ends of the second relay；
The output terminal of PLC controller passes sequentially through the 4th relay, the control terminal of the 5th relay and product to be measured is electrically connected
It connects, wherein the 4th relay is normally-closed contact；
6th relay is connected with the second detection of electrical leakage block coupled in series and is connected in parallel on the 4th relay and the 5th relay is non-
The both ends of connection；
The feedback end of product to be measured is electrically connected with voltage analog signal acquisition module；
The leading-out terminal of product to be measured is electrically connected by the 7th relay with voltage analog signal acquisition module, wherein the 7th after
Electric appliance is normally-closed contact；
Timer is connected between the output terminal of PLC controller and the output terminal of voltage analog signal acquisition module.
Preferably, a kind of expense control electric energy meter provided by the utility model is also wrapped with external System for Circuit Breaker device for detecting performance
Include pressure regulator；
The output terminal of PLC controller is electrically connected with the input terminal of pressure regulator；
The output terminal of pressure regulator secondary side is electrically connected by the 8th relay with the 4th relay；
The output terminal of pressure regulator secondary side passes sequentially through the 8th relay, the 9th relay is electrically connected with the second relay.
Preferably, a kind of expense control electric energy meter provided by the utility model is also wrapped with external System for Circuit Breaker device for detecting performance
Include the first breaker；
First breaker is connected between the output terminal of PLC controller and the first relay；
First breaker is connected between the output terminal of PLC controller and the input terminal of pressure regulator.
Preferably, a kind of expense control electric energy meter provided by the utility model is also wrapped with external System for Circuit Breaker device for detecting performance
Include the second breaker；
Second breaker is connected between the first relay and the second relay；
Second breaker is connected between the first relay and the 9th relay.
Preferably, a kind of expense control electric energy meter provided by the utility model is also wrapped with external System for Circuit Breaker device for detecting performance
Include the tenth relay；
Tenth relay is connected between the second breaker and the second relay；
Tenth relay is connected between the 9th relay and the second relay.
Preferably, a kind of expense control electric energy meter provided by the utility model is also wrapped with external System for Circuit Breaker device for detecting performance
Include signal lamp；
Signal lamp is connected between phase line and the neutral conductor of product to be measured；
Signal lamp is connected between the second breaker and the 9th relay；
Signal lamp is connected between the second breaker and the tenth relay.
Preferably, a kind of expense control electric energy meter provided by the utility model is also wrapped with external System for Circuit Breaker device for detecting performance
Include feedback indicator light；
Feedback indicator light is connected between the feedback end and ground terminal of product to be measured.
Preferably, a kind of expense control electric energy meter provided by the utility model is also wrapped with external System for Circuit Breaker device for detecting performance
Include resistance；
Resistance is connected between the 4th relay and the 5th relay.
Preferably, a kind of expense control electric energy meter provided by the utility model is also wrapped with external System for Circuit Breaker device for detecting performance
Include touch display screen；
Touch display screen respectively with PLC controller, the first leakage tests module, the second leakage tests module, timer and
Voltage analog signal acquisition module connects.
Preferably, a kind of expense control electric energy meter provided by the utility model is also wrapped with external System for Circuit Breaker device for detecting performance
Include power supply；
Power supply is connected respectively with PLC controller and touch display screen.
As can be seen from the above technical solutions, the utility model has the following advantages：
The utility model provides a kind of expense control external System for Circuit Breaker device for detecting performance of electric energy meter, including：PLC is controlled
Device processed, detection of electrical leakage module, voltage analog signal acquisition module and timer；The output terminal of PLC controller passes sequentially through first
Relay, the second relay are electrically connected with the phase line end of product to be measured, wherein the second relay is normally-closed contact；3rd relay
It is connected with the first detection of electrical leakage block coupled in series and is connected in parallel on the both ends of the second relay；The output terminal of PLC controller passes sequentially through
4th relay, the 5th relay are electrically connected with the control terminal of product to be measured, wherein the 4th relay is normally-closed contact；6th after
Electric appliance is connected with the second detection of electrical leakage block coupled in series and is connected in parallel on the 4th relay and both ends that the 5th relay is disconnected；It is to be measured
The feedback end of product is electrically connected with voltage analog signal acquisition module；The leading-out terminal of product to be measured passes through the 7th relay and voltage
Collection of simulant signal module is electrically connected；Connect between the output terminal of PLC controller and the output terminal of voltage analog signal acquisition module
It is connected to timer.
The utility model increases the first detection of electrical leakage module and the by phase line end and the control terminal respectively in product to be measured
Two detection of electrical leakage modules, meanwhile, each relay, using the clocking capability of timer, has coordinated under the control of PLC controller
Into corresponding AC220V Automatic level controls experiment, leakage current test, the experiment of remote auto branch wire time, the examination of delayed time
It tests and mechanical endurance test, solves part grid company and equipment manufacturer when carrying out Multitest, each single item is single
Only device carries out, and efficiency is higher to close AC220V Automatic level controls, branch wire time, delayed and mechanical endurance test
Carried out on a device, Leakage Current or driving force experiment then need to be tested with other equipment, it is caused be based on more than
The detection device needs of experimental method constantly replaced, inefficiency, and a variety of situations can not be mixed it is lower take control it is breaking
The technical issues of performance of device is judged.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiment of the utility model, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of external System for Circuit Breaker device for detecting performance of expense control electric energy meter for providing of the utility model embodiment
Circuit diagram；
Fig. 2 is the testing sequence flow chart of the detection device of Fig. 1；
Wherein, reference numeral is：
001st, PLC controller；002nd, the first relay；003rd, the second relay；004th, the 3rd relay；005th, the first leakage
Electro-detection module；006th, the 4th relay；007th, the 5th relay；008th, the 6th relay；009th, the second detection of electrical leakage module；
010th, voltage analog signal acquisition module；011st, the 7th relay；012nd, pressure regulator；013rd, the 8th relay；014th, the 9th after
Electric appliance；015th, the first breaker；016th, the second breaker；017th, the tenth relay；018th, signal lamp；019th, indicator light is fed back；
020th, resistance.
Specific embodiment
The utility model embodiment provides a kind of expense control external System for Circuit Breaker device for detecting performance of electric energy meter, solves
When carrying out Multitest, each single item is carried out with individual device for part grid company and equipment manufacturer, and efficient one
A little close AC220V Automatic level controls, branch wire time, delayed and mechanical endurance test carries out on a device, reveals
Electric current or driving force experiment then need to be tested with other equipment, and the caused detection device based on above experimental method needs
It constantly to be replaced, inefficiency, and the technology that the performance that can not a variety of situations be mixed with lower expense control breaker is judged
Problem.
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
It is examined referring to Fig. 1, the utility model embodiment provides a kind of expense control electric energy meter with external System for Circuit Breaker performance
Survey the circuit diagram of device.
The utility model embodiment provides a kind of expense control external System for Circuit Breaker device for detecting performance of electric energy meter, bag
It includes：PLC controller 001, detection of electrical leakage module, voltage analog signal acquisition module 010 and timer；
The output terminal of PLC controller 001 passes sequentially through the first relay 002, the phase of the second relay 003 and product to be measured
Line end is electrically connected, wherein the second relay 003 is normally-closed contact；
3rd relay 004 and the first detection of electrical leakage module 005 are connected in series and are connected in parallel on the two of the second relay 003
End；
The output terminal of PLC controller 001 passes sequentially through the control of the 4th relay 006, the 5th relay 007 and product to be measured
End electrical connection processed, wherein the 4th relay 006 is normally-closed contact；
6th relay 008 and the second detection of electrical leakage module 009 are connected in series and are connected in parallel on the 4th relay 006 and
The disconnected both ends of five relays 007；
The feedback end of product to be measured is electrically connected with voltage analog signal acquisition module 010；
The leading-out terminal of product to be measured is electrically connected by the 7th relay 011 with voltage analog signal acquisition module 010, wherein
7th relay 011 is normally-closed contact；
Timing is connected between the output terminal of PLC controller 001 and the output terminal of voltage analog signal acquisition module 010
Device.
It should be noted that the utility model embodiment increases by the by phase line end and the control terminal respectively in product to be measured
One detection of electrical leakage module 005 and the second detection of electrical leakage module 006, meanwhile, each relay is in the control of PLC controller 001
Under, using the clocking capability of timer, cooperation complete corresponding AC220V Automatic level controls experiment, leakage current test, it is long-range oneself
Dynamic branch wire time experiment, the experiment of delayed time and mechanical endurance test.
Product to be measured is divided into single-phase charge-controlled electric energy meter external breaker and the external breaker of Three-fee-controlled electric energy meter, if
It is single-phase charge-controlled electric energy meter with external breaker, then the first relay 002 is one-phase relay (KA1), if Three-fee-controlled electricity
The energy external breaker of table, then the first relay 002 is multiple relays cooperation (KA1, KA2, KA3).
Specific matching relationship explanation：
AC220V Automatic level controls are tested：First relay 002, the 5th relay 007 and the 7th relay 011 are closed,
In, PLC controller 001 control the 5th relay 007 normally opened contact be closed after, product to be measured should be able to automatic closing, from
And the leading-out terminal and feedback end of product to be measured have voltage output, then voltage analog signal acquisition module 010 can export signal,
PLC controller 001 receives the signal of the output of voltage analog signal acquisition module 010, then judges pass the test.
Leakage current test：First relay 002, the 3rd relay 004, the 5th relay 007, the 6th relay 008
Be closed with the 7th relay 011, the first detection of electrical leakage module 005 and the second detection of electrical leakage module 009 electric work, measurement are treated
Product phase line end and the steady-state current of control terminal are surveyed, obtained current value and default standard value in PLC controller 001 will be measured
It is compared, so as to judge whether experiment is qualified.
Remote auto branch wire time is tested：First relay 002, the 5th relay 007 and the 7th relay 011 close
It closes, wherein, since PLC controller 001 controls the 5th relay 007 to obtain electric be closed, timer initiation timing, until voltage-mode
Until plan signal acquisition module 010 detects voltage output, timer obtains the remote switching time；PLC controller 001 controls again
5th relay, 007 dead electricity starts, timer initiation timing, is detected until voltage analog signal acquisition module 010
Until Voltage Drop, timer obtains long-range opening time.Remote switching time and long-range opening time are controlled respectively with PLC
Default standard value is compared in device 001 processed, so as to judge whether experiment is qualified.
The delayed time tests：First relay 002, the 5th relay 007 and the 7th relay 011 act,
In, after the action of the first relay 002 is closed, the 5th relay 007 is first failure to actuate so that expense control switch is placed in arrearage state, so
First relay 002 action afterwards disconnects so that whole system powers off, finally again by the first relay 002 and the 5th relay 007
Act to obtain electric closure, timer initiation timing, until voltage analog signal acquisition module 010 detects that voltage output is simultaneously
Only, timer obtains the delayed time.By the delayed time compared with default standard value in PLC controller 001,
So as to judge whether experiment is qualified.
Mechanical endurance test：First relay 002, the 5th relay 007 and the 7th relay 011 act, the first relay
002 and the 7th relay 011 of device is closed, when PLC controller 001 presets the test conduction time of product to be measured and test power-off
Between, for example default test power-off time and test conduction time are 6 seconds, then PLC controller 001 controls the 5th relay 007
Electric closure is obtained in every 12 seconds 6 seconds, then dead electricity disconnects 6 seconds.During the 5th relay 007 obtains electric closure, product to be measured should
Automatic closing, leading-out terminal have voltage output with feedback end, and voltage analog signal acquisition module 010 can receive the electricity of output
Pressure, and output voltage signal to PLC controller 001；During 007 dead electricity of the 5th relay disconnects, product to be measured should be automatic
Separating brake, leading-out terminal and the equal Non voltage output of feedback end, voltage analog signal acquisition module 010 do not have voltage signal to export to PLC
Controller 001；PLC controller 001 according to the test results of every 12 seconds one bout, add up product to be measured mechanical life it is total
Number and unqualified number, when accumulative unqualified number reaches PLC controller default " allowing unqualified number " or accumulative
When total degree reaches PLC controller 001 default " test number (TN) ", off-test.
Further, a kind of control electric energy meter that takes that the utility model embodiment provides is with external System for Circuit Breaker performance detection
Device further includes pressure regulator 012；
The output terminal of PLC controller 001 is electrically connected with the input terminal of pressure regulator 012；
The output terminal of 012 secondary side of pressure regulator is electrically connected by the 8th relay 013 with the 4th relay 006；
The output terminal of 012 secondary side of pressure regulator passes sequentially through the 8th relay 013, the 9th relay 014 and the second relay
Device 003 is electrically connected.
Cause the utility model that can also complete driving force experiment it should be noted that increasing pressure regulator 012, wherein,
The 013 more than one relay of the 8th relay being connected with the output terminal of 012 secondary side of pressure regulator is tested according to driving force
It is required that the voltage value of selection pressure regulator 012 secondary side output.
Referring to Fig. 1,012 secondary side of pressure regulator includes relay KA4 to relay KA9, i.e. the 8th relay 013 drives
In kinetic force experiment, the 5th relay 007 and the 7th relay 011 are closed, if 012 secondary side of pressure regulator exports 10V, the 8th
013 relay KA4 and relay KA9 obtains electric closure in current-collector, and product to be measured is the external open circuit of single-phase charge-controlled electric energy meter
During device, the first relay 002 is directly closed, product to be measured for Three-fee-controlled electric energy meter with external breaker when, the first relay
The relay of a phase in 002 is closed, and product to be measured is off, and voltage analog signal acquisition module 010 is without electricity
Press the output of signal；
If 012 secondary side of pressure regulator export 132V, the first relay 002 is failure to actuate, in the 8th relay 013 after
Electric appliance KA5 and the 9th relay 014 electric closure, product to be measured be in electricity condition, voltage analog signal acquisition module 010 are defeated
Go out voltage signal, if after the 5th relay 007 disconnects, voltage analog signal acquisition module 010 is without the output of voltage signal；
If 012 secondary side of pressure regulator exports 264V, the relay KA6 and the 9th relay 014 of the 8th relay 013
Electricity is closed, and product to be measured is in obtain electricity condition, 010 output voltage signal of voltage analog signal acquisition module, if the 5th relay
After 007 disconnects, voltage analog signal acquisition module 010 is without the output of voltage signal；
If 012 secondary side of pressure regulator exports 380V, the relay KA8 and the 9th relay 014 of the 8th relay 013
Electricity is closed, and product to be measured is in obtain electricity condition, 010 output voltage signal of voltage analog signal acquisition module, if the 5th relay
After 007 disconnects, voltage analog signal acquisition module 010 is without the output of voltage signal；
After product to be measured is tested by 380V, it is also necessary to carry out 132V and 264V experiments again, judge production to be measured with this
It is whether qualified after product progress 380V experiments.
Further, a kind of control electric energy meter that takes that the utility model embodiment provides is with external System for Circuit Breaker performance detection
Device further includes the first breaker 015；
First breaker 015 is connected between the output terminal of PLC controller 001 and the first relay 002；
First breaker 015 is connected between the output terminal of PLC controller 001 and the input terminal of pressure regulator 012.
It should be noted that the first breaker 015 is the incoming relay-protection master switch of the utility model embodiment, with electric leakage
The function of protection.
Further, a kind of control electric energy meter that takes that the utility model embodiment provides is with external System for Circuit Breaker performance detection
Device further includes the second breaker 016；
Second breaker 016 is connected between the first relay 002 and the second relay 003；
Second breaker 016 is connected between the first relay 002 and the 9th relay 014.
It should be noted that power supply control of second breaker 016 for the product station to be measured of the utility model embodiment
Switch.
Further, a kind of control electric energy meter that takes that the utility model embodiment provides is with external System for Circuit Breaker performance detection
Device further includes the tenth relay 017；
Tenth relay 017 is connected between the second breaker 016 and the second relay 003；
Tenth relay 017 is connected between the 9th relay 014 and the second relay 003.
It should be noted that the utility model embodiment can provide most 6 stations, you can to there is 6 expense control electricity simultaneously
Energy table is detected with external breaker, wherein, the selection of station is acted by the 5th breaker 007 and the tenth breaker 017
It makes choice.And if product to be measured be the external breaker of Three-fee-controlled electric energy meter, the tenth breaker 017 be a three-phase break
Device, while product phase line end three-phase to be measured is controlled to cut-off.
Further, a kind of control electric energy meter that takes that the utility model embodiment provides is with external System for Circuit Breaker performance detection
Device further includes signal lamp 018；
Signal lamp 018 is connected between phase line and the neutral conductor of product to be measured；
Signal lamp 018 is connected between the second breaker 016 and the 9th relay 014；
Signal lamp 018 is connected between the second breaker 016 and the tenth relay 017.
It should be noted that if product to be measured is the external breaker of Three-fee-controlled electric energy meter, then each phase and the neutral conductor
Between be both provided with a signal lamp 018, for light display take control the electric energy meter each phase of external breaker test passes
Whether.
Further, a kind of control electric energy meter that takes that the utility model embodiment provides is with external System for Circuit Breaker performance detection
Device further includes feedback indicator light 019；
Feedback indicator light 019 is connected between the feedback end and ground terminal of product to be measured.
It should be noted that feedback indicator light 019 is for showing whether feedback end has voltage output, it is a kind of more directly perceived
Clearly show that mode.
Further, a kind of control electric energy meter that takes that the utility model embodiment provides is with external System for Circuit Breaker performance detection
Device further includes resistance 020；
Resistance 020 is connected between the 4th relay 006 and the 5th relay 007.
Further, a kind of control electric energy meter that takes that the utility model embodiment provides is with external System for Circuit Breaker performance detection
Device further includes touch display screen；
Touch display screen respectively with PLC controller 001, the first leakage tests module 009, the second leakage tests module 005,
Timer and voltage analog signal acquisition module 010 connect.
Referring to Fig. 2, it should be noted that touch display screen is in addition to showing the result of each test, additionally it is possible to control
PLC controller 001 processed, set experiment preset value and firing test flow, touch display screen set test parameters with
Afterwards, the utility model embodiment provide take control electric energy meter will be according to the survey of Fig. 2 with external System for Circuit Breaker device for detecting performance
Examination sequential flowchart is tested.
Further, a kind of control electric energy meter that takes that the utility model embodiment provides is with external System for Circuit Breaker performance detection
Device further includes power supply；
Power supply is connected respectively with PLC controller 001 and touch display screen.
The above, above example are only to illustrate the technical solution of the utility model, rather than its limitations；Although ginseng
The utility model is described in detail according to previous embodiment, it will be understood by those of ordinary skill in the art that：It is still
It can modify to the technical solution recorded in foregoing embodiments or which part technical characteristic is equally replaced
It changes；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from various embodiments of the utility model technical solution
Spirit and scope.
Claims (10)
1. a kind of take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that including：
PLC controller, detection of electrical leakage module, voltage analog signal acquisition module and timer；
The output terminal of PLC controller passes sequentially through the first relay, the second relay is electrically connected with the phase line end of product to be measured,
In the second relay be normally-closed contact；
3rd relay is connected with the first detection of electrical leakage block coupled in series and is connected in parallel on the both ends of the second relay；
The output terminal of PLC controller passes sequentially through the 4th relay, the 5th relay is electrically connected with the control terminal of product to be measured,
In the 4th relay be normally-closed contact；
6th relay is connected with the second detection of electrical leakage block coupled in series and is connected in parallel on the 4th relay and the 5th relay is disconnected
Both ends；
The feedback end of product to be measured is electrically connected with voltage analog signal acquisition module；
The leading-out terminal of product to be measured is electrically connected by the 7th relay with voltage analog signal acquisition module, wherein the 7th relay
For normally-closed contact；
Timer is connected between the output terminal of PLC controller and the output terminal of voltage analog signal acquisition module.
2. according to claim 1 take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that also
Including pressure regulator；
The output terminal of PLC controller is electrically connected with the input terminal of pressure regulator；
The output terminal of pressure regulator secondary side is electrically connected by the 8th relay with the 4th relay；
The output terminal of pressure regulator secondary side passes sequentially through the 8th relay, the 9th relay is electrically connected with the second relay.
3. according to claim 2 take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that also
Including the first breaker；
First breaker is connected between the output terminal of PLC controller and the first relay；
First breaker is connected between the output terminal of PLC controller and the input terminal of pressure regulator.
4. according to claim 3 take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that also
Including the second breaker；
Second breaker is connected between the first relay and the second relay；
Second breaker is connected between the first relay and the 9th relay.
5. according to claim 4 take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that also
Including the tenth relay；
Tenth relay is connected between the second breaker and the second relay；
Tenth relay is connected between the 9th relay and the second relay.
6. according to claim 5 take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that also
Including signal lamp；
Signal lamp is connected between phase line and the neutral conductor of product to be measured；
Signal lamp is connected between the second breaker and the 9th relay；
Signal lamp is connected between the second breaker and the tenth relay.
7. according to claim 6 take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that also
Including feeding back indicator light；
Feedback indicator light is connected between the feedback end and ground terminal of product to be measured.
8. according to claim 7 take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that also
Including resistance；
Resistance is connected between the 4th relay and the 5th relay.
9. according to claim 8 take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that also
Including touch display screen；
Touch display screen respectively with PLC controller, the first leakage tests module, the second leakage tests module, timer and voltage
Collection of simulant signal module connects.
10. according to claim 9 take the control external System for Circuit Breaker device for detecting performance of electric energy meter, which is characterized in that
Further include power supply；
Power supply is connected respectively with PLC controller and touch display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721143776.4U CN207380206U (en) | 2017-09-07 | 2017-09-07 | It is a kind of to take the control external System for Circuit Breaker device for detecting performance of electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721143776.4U CN207380206U (en) | 2017-09-07 | 2017-09-07 | It is a kind of to take the control external System for Circuit Breaker device for detecting performance of electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207380206U true CN207380206U (en) | 2018-05-18 |
Family
ID=62343148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721143776.4U Active CN207380206U (en) | 2017-09-07 | 2017-09-07 | It is a kind of to take the control external System for Circuit Breaker device for detecting performance of electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207380206U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161403A (en) * | 2019-06-17 | 2019-08-23 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus |
| CN111913101A (en) * | 2019-05-10 | 2020-11-10 | 河南许继仪表有限公司 | Function test system of external circuit breaker for cost control electric energy meter |
| CN112886531A (en) * | 2021-02-07 | 2021-06-01 | 鄂尔多斯市嵘泰电力工程建设有限公司 | Controller for fee-controlled electric meter |
| 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 |
-
2017
- 2017-09-07 CN CN201721143776.4U patent/CN207380206U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111913101A (en) * | 2019-05-10 | 2020-11-10 | 河南许继仪表有限公司 | Function test system of external circuit breaker for cost control electric energy meter |
| CN110161403A (en) * | 2019-06-17 | 2019-08-23 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus |
| CN112886531A (en) * | 2021-02-07 | 2021-06-01 | 鄂尔多斯市嵘泰电力工程建设有限公司 | Controller for fee-controlled electric meter |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207380206U (en) | It is a kind of to take the control external System for Circuit Breaker device for detecting performance of electric energy meter | |
| CN201993444U (en) | Relay testing device and system | |
| CN104391241B (en) | A kind of electrokinetic cell high-voltage relay state detection circuit and its method | |
| CN101222145B (en) | Device and method for on-line switching uninterrupted power supply | |
| CN102072997B (en) | Spare automatic switching logic test method for checking main transformer mutual switching mode | |
| CN103022959A (en) | Method and device for adhesion detection of main contact of alternating-current contactor | |
| CN204575757U (en) | Charger output characteristics automatic detection device | |
| CN110031756B (en) | DC contactor performance test conversion circuit and service life test method | |
| CN209296837U (en) | Capacitance testing device and equipment | |
| CN104777377A (en) | System and method for detecting output properties of lead-acid battery charger | |
| CN105067998A (en) | Voltage and current fluctuation detector | |
| CN207965077U (en) | The test device of the external breaker of electric energy meter | |
| CN205898968U (en) | Electronic relay coil overload detection test bench | |
| CN108279372A (en) | High-voltage DC contactor mechanically and electrically service life assessment test system and method | |
| CN208172187U (en) | A kind of detection device of electronic time relay | |
| CN206740902U (en) | Intelligent apparatus | |
| CN216748020U (en) | Lithium battery core short circuit detection device capable of measuring capacity value | |
| CN102087527B (en) | Backup auto-switching logic testing method for checking changeover manner of power transmission line | |
| CN102095951B (en) | Spare power automatic switching logic test method for checking automatic switching mode of low-pressure side section switch | |
| CN212229071U (en) | Instrument aging testing cabinet | |
| CN109119978A (en) | A kind of control device of circuit breaker and its detection method with data-transformation facility | |
| CN105021853B (en) | Adjustable jump closes the fast of time and tests analog switch device conscientiously | |
| CN203849387U (en) | Switch power supply repetition switch testing circuit of power supply adapter | |
| CN207516514U (en) | A kind of high-speed circuit breaker testing stand | |
| CN207301784U (en) | A kind of electrical energy power quality disturbance tolerance level test system of programmable logic controller (PLC) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |