CN209373057U - Breaker body non-whole phase protection online testing device - Google Patents
Breaker body non-whole phase protection online testing device Download PDFInfo
- Publication number
- CN209373057U CN209373057U CN201822156862.XU CN201822156862U CN209373057U CN 209373057 U CN209373057 U CN 209373057U CN 201822156862 U CN201822156862 U CN 201822156862U CN 209373057 U CN209373057 U CN 209373057U
- Authority
- CN
- China
- Prior art keywords
- breaker body
- module
- phase protection
- test
- whole phase
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
A kind of breaker body non-whole phase protection online testing device; the device includes: interim protective module and test module; wherein: interim protective module is accessed dduring test in running equipment breaker body non-whole phase protection circuit; breaker body non-whole phase protection function during completing to test, while the breaker body non-whole phase protection isolation of system of running equipment itself is come out；Test module tests the breaker body non-whole phase protection system isolated；Interim protective module and test module are mutually indepedent on physical hardware.The device, which can be realized, completes each project testing in the case where primary equipment does not have a power failure operating status; and the time relay and exit relay and associated loop can be tested as a whole; to examine breaker body non-whole phase protection overall performance, the deficiency of subelement test is eliminated.
Description
Technical field
The utility model relates to field of electrical equipment, in particular to a kind of breaker body non-whole phase protection on-line testing dress
It sets.
Background technique
In 220kV and above power grid, the breaker of split-phase operation is generallyd use, when Operation of Electric Systems,
Due to various reasons, the problems such as example equipment quality is with operation, breaker three-phase may disconnect a phase or two-phase, cause breaker
The open-phase operation of unbalanced three-phase lines.Breaker non-three phase guarantor has been installed in harm of this abnormality to power grid in order to prevent
Shield.
Different, the breaker non-whole phase protection base that is installed in air-conditioned interior from other protective relaying devices of power equipment
This is all installed in outdoor breaker body on the spot in central console, and temperature, humidity, pH value, dust in central console etc. run ring
Border is badly more many than air-conditioned indoor environment.Its electronic component aging is easy to appear movement contact oxidation fastly, in operation
Poor contact or adhesion cause the malfunction of breaker body non-whole phase protection or tripping；In addition the aging of time element is also easy to out
Existing actuation time and setting valve generate relatively large deviation, when so that the movement of breaker body non-whole phase protection can not escape single-pole reclosing
Between and reclosing failure, cause fault spread.To find this kind of hidden danger early, breaker body non-whole phase protection function should be carried out
Routine test.It is to the test process for the breaker body non-whole phase protection that put into operation at present: in the state that primary equipment has a power failure,
Full phase guard time relay and outlet intermediate relay are removed in breaker body central console, is distinguished with relay protection check instrument
The acting characteristic of Check-Out Time relay and outlet intermediate relay is returned in conjunction with inspection breaker body non-whole phase protection correlation
Road wiring condition, comes whether comprehensive descision breaker body non-whole phase protection performance can continue to put into operation.This test side
There are two defects for method: (1) primary equipment for being tested breaker body non-whole phase protection must have a power failure, and primary equipment has a power failure not only
It will cause economic loss, decrease the redundancy of running equipment of power grid, influence the operational safety of power grid, there is presently no
The instrument of breaker body non-whole phase protection can be tested in the state that primary equipment is run；(2) test method be using after
Electric protection instrument tests the individual devices performance of breaker body non-whole phase protection respectively, comes in conjunction with the connection for checking secondary circuit
Comprehensive descision breaker body non-whole phase protection performance, it is practical only to have detected partial properties, it is unable to test relay and phase
The overall performance that circuit connects is closed, also specially central console does not test breaker body non-whole phase protection on the spot in breaker
The instrument of overall performance.
Summary of the invention
Existing drawbacks described above is tested in order to eliminate current breaker body non-whole phase protection, the utility model provides one
Kind breaker body non-whole phase protection online testing device, can test breaker sheet in the case where primary equipment does not have a power failure operating status
The properties of body non-whole phase protection.
The disclosure provides a kind of breaker body non-whole phase protection online testing device, including interim protective module and test
Module, in which:
Interim protective module is accessed dduring test in the breaker body non-whole phase protection circuit of running equipment, completes to survey
Breaker body non-whole phase protection function during examination, at the same the breaker body non-whole phase protection system of running equipment itself every
It separates out and；
Test module tests the breaker body non-whole phase protection system isolated, and completion includes but unlimited
One or more surveys including actuation time, operation voltage/return voltage, operating power and non-whole phase protection overall performance
Examination；
The interim protective module and test module are mutually indepedent on physical hardware.
Preferably, the interim protective module include bottom plate (1) and the change-over switch (2) being fixed on bottom plate (1), when
Between relay (3), intermediate relay (4), isolation terminal arrange (5), time relay resistance (6), intermediate relay resistance (7),
Wherein:
One end of the time relay (3) coil connects the respective terminal of the isolation terminal row (5), the coil other end
It is separately connected on the left of the first auxiliary contact of the time relay resistance (6) and change-over switch (2), the time relay electricity
The other end for hindering (6) connects on the right side of the first auxiliary contact of the change-over switch (2), auxiliary contact common end connection it is described every
Respective terminal from terminal block (5)；
Deferred action contact one end of the time relay (3) is connected to the respective terminal of the isolation terminal row (5),
The other end is connected to the coil side of the intermediate relay (4)；
Intermediate relay (4) the coil other side is separately connected the intermediate relay resistance (7) and the conversion is opened
On the left of the second auxiliary contact for closing (2), the other end of the intermediate relay resistance (7) connects the of the change-over switch (2)
On the right side of two auxiliary contacts, which connects the respective terminal of the isolation terminal row (5)；
4 pairs of auxiliary contacts of the intermediate relay (4) are all connected to the respective terminal of the isolation terminal row (5).
Preferably, the change-over switch (2) has " 110V ", " exiting ", " 220V " three gears, is in " 110V " gear
When, auxiliary contact left side is connected, and right side disconnects, and when being in " exiting " gear, auxiliary contact left side, right side are disconnected, place
It when " 220V " gear, is disconnected on the left of auxiliary contact, right side is connected.
Preferably, the voltage rating of the time relay (3) and time relay resistance (6) is direct current 110V, institute
The coil resistance value for stating the time relay (3) is identical with the resistance value size of time relay resistance (6), and error is no more than ± 0.5%.
Preferably, the action delay time of the time relay (3) can adjust, and setting range is 0.0 to 10.0 seconds.
Preferably, the voltage rating of the intermediate relay (4) and intermediate relay resistance (7) is direct current 110V, in
Between relay (4) coil resistance value it is identical as the resistance value size of intermediate relay resistance (7), error is no more than ± 0.5%, intermediate
The operating power of relay (4) is more than or equal to 5 watts.
Preferably, the isolation terminal row (5) configures current terminal, and numbers of terminals is no less than 13, and having among terminal can
In flakes with disconnection, there are jack in medial and lateral respectively, can test wire with grafting with plug.
Preferably, the test module includes circuit board (8) and the plug (9) being fixed on the circuit board (8), electricity
Source module (10), rectifier (11), A/D modulus sampling module (12), dsp processor (13), I/O switching value sampling module
(14), man-machine module (15), gated thyristor (16), memory (17), Interface Terminal row (18), in which:
The plug (9) is adapted to 220V AC Power supply socket, is power module (10) and rectifier (11) offer input
Power supply；
The power module (10) exports direct current to the A/D modulus sampling module (12), dsp processor (13), I/O
Switching value sampling module (14), man-machine module (15) and memory (17), provide working power for it；
The man-machine module (15) is bi-directionally connected with the dsp processor (13), and the man-machine module (15) can set
Test pattern and parameter, Xiang Suoshu dsp processor (13) send corresponding test instruction and data, can also receive at the DSP
Manage the information of device (13) and display；
The rectifier (11) exports DC voltage, and anode is connected to the interface after concatenating the gated thyristor (16)
On the inside of the corresponding current terminal of terminal block (18), cathode is directly connected on the inside of the corresponding current terminal of the Interface Terminal row (18), institute
It states DC voltage that A/D modulus sampling module (12) exports the rectifier (11) and electric current is sampled and is converted to number
Signal, which exports, gives the dsp processor (13)；
The on or off of the gated thyristor (16) by the dsp processor (13) output pulse control；
The input terminal of the I/O switching value sampling module (14) connects on the inside of described Interface Terminal row (18) current terminal,
It acquires switching value information and is converted to digital signal and give the dsp processor (13)；
The dsp processor (13) is bi-directionally connected with the rectifier (11), described in the dsp processor (13) can receive
The running state information of rectifier (11), and the rectifier (11) that can be transmitted according to the A/D modulus sampling module (12)
The on-off model that transmits of output voltage amount, the magnitude of current and the I/O switching value sampling module (14), and in conjunction with the people
The test pattern of machine module (15) setting, Xiang Suoshu rectifier (11) issue adjust control rectifier (11) output voltage and
The control signal of size of current；
The memory (17) connect with the dsp processor (13), can receive and store the dsp processor (13)
Test data；
The memory (17) is bi-directionally connected with the man-machine module (15), the storage and institute for human-machine interactive information
The test data of storage and the reading of report.
The disclosure, will be by by accessing interim protective module in the breaker body non-whole phase protection circuit of running equipment
It surveys breaker body non-whole phase protection isolation of system to come out, and then non-to the breaker body for being isolated out complete with test module
Phase protection system is tested, and the on-line checking to breaker body non-whole phase protection system is realized.Compared with prior art,
The beneficial effect of the disclosure is: it can not only realize and complete each project testing in the case where primary equipment does not have a power failure operating status, and
And the time relay and exit relay and associated loop can be tested as a whole, to examine breaker
Ontology non-whole phase protection overall performance eliminates the deficiency of subelement test, ensure that the test of breaker body non-whole phase protection
Height reliability.
Detailed description of the invention
Disclosure exemplary embodiment is described in more detail in conjunction with the accompanying drawings, the disclosure it is above-mentioned and other
Purpose, feature and advantage will be apparent, wherein in disclosure exemplary embodiment mode, identical reference label
Typically represent same parts.
Fig. 1 shows the interim protective module of breaker body non-whole phase protection online testing device accoding to exemplary embodiment
Circuit structure diagram；
Fig. 2 shows the electricity of breaker body non-whole phase protection online testing device test module accoding to exemplary embodiment
Line structure figure.
Specific embodiment
Preferred embodiment of the present disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Preferred embodiment, however, it is to be appreciated that may be realized in various forms the disclosure without that should be limited by embodiments set forth here
System.On the contrary, thesing embodiments are provided so that the disclosure is more thorough and complete, and can be complete by the scope of the present disclosure
Ground is communicated to those skilled in the art.
The breaker body non-whole phase protection online testing device of exemplary embodiment includes interim protective module and test
Module, in which:
Interim protective module is accessed dduring test in running equipment breaker body non-whole phase protection circuit, completes test
The breaker body non-whole phase protection function of period, at the same the breaker body non-whole phase protection system of running equipment itself every
It separates out and；
Test module tests the breaker body non-whole phase protection system isolated, and completion includes but is not limited to
One or more surveys including actuation time, operation voltage/return voltage, operating power and non-whole phase protection overall performance
Examination；
The interim protective module and test module are mutually indepedent on physical hardware.
The circuit structure of interim protective module and test module in exemplary embodiment is set forth in attached Fig. 1 and 2.
As shown in Figure 1, the interim protective module in exemplary embodiment include: bottom plate 1 and be fixed on bottom plate 1 turn
It changes switch 2, the time relay 3, intermediate relay 4, isolation terminal and arranges 5, time relay resistance 6, intermediate relay resistance 7,
Wherein:
The respective terminal of one end connection isolation terminal row 5 of 3 coil of the time relay, the other end are separately connected time relay
On the left of first auxiliary contact of device resistance 6 and change-over switch 2, the of the other end connection change-over switch 2 of time relay resistance 6
On the right side of one auxiliary contact, which connects the respective terminal of isolation terminal row 5, and the delay of the time relay 3 is dynamic
Make the respective terminal that contact one end is connected to isolation terminal row 5, the other end is connected to the coil side of intermediate relay 4, intermediate
The coil other side of relay 4 is separately connected on the left of the second auxiliary contact of intermediate relay resistance 7 and change-over switch 2, intermediate
On the right side of second auxiliary contact of the other end connection change-over switch 2 of relay resistance 7, which connects isolation end
The respective terminal of son row 5,4 pairs of auxiliary contacts of intermediate relay 4 are all connected to the respective terminal of isolation terminal row 5.
Preferably, change-over switch 2 has " 110V ", " exiting ", " 220V " three gears, is in " 110V " gear
When, auxiliary contact left side is connected, and right side disconnects, and when being in " exiting " gear, auxiliary contact left side, right side are disconnected, place
It when " 220V " gear, is disconnected on the left of auxiliary contact, right side is connected.
Preferably, the voltage rating of the time relay 3 and time relay resistance 6 is direct current 110V, time
The coil resistance value of relay 3 and the resistance value size of time relay resistance 6 are identical, and error is no more than ± 0.5%.
Preferably, the action delay time of the time relay 3 can adjust, and setting range is 0.0 second to 10.0
Second.
Preferably, the voltage rating of intermediate relay 4 and intermediate relay resistance 7 is direct current 110V, intermediate
The coil resistance value of relay 4 and the resistance value size of intermediate relay resistance 7 are identical, and error is no more than ± 0.5%, intermediate relay 4
Operating power be more than or equal to 5 watts.
Preferably, 5 configuration current terminal of isolation terminal row, numbers of terminals are no less than 13, and having among terminal can
In flakes with disconnection, there are jack in medial and lateral respectively, can test wire with grafting with plug.
As shown in Fig. 2, the test module in the present exemplary embodiment includes: circuit board 8 and is fixed on circuit board 8
Plug 9, power module 10, rectifier 11, A/D modulus sampling module 12, dsp processor 13, I/O switching value sampling module 14,
Man-machine module 15, gated thyristor 16, memory 17, Interface Terminal row 18, in which: plug 9 and 220V AC Power supply socket are suitable
Match, provides input power for power module 10 and rectifier 11；Power module 10 exports direct current to A/D modulus sampling module
12, dsp processor 13, I/O switching value sampling module 14, man-machine module 15 and memory 17, provide working power for it；
Man-machine module 15 is bi-directionally connected with dsp processor 13, and man-machine module 15 can set test pattern and parameter, to
Dsp processor 13 sends corresponding test instruction and data, can also receive the information of dsp processor 13 and display；
Rectifier 11 exports DC voltage, is connected to Interface Terminal after anode concatenation gated thyristor 16 and arranges 18 corresponding electric currents
On the inside of terminal, cathode is directly connected on the inside of the corresponding current terminal of Interface Terminal row 18, and A/D modulus sampling module 12 is to rectifier 11
The DC voltage and electric current of output are sampled and are converted to digital signal and exported to dsp processor 13；Gated thyristor 16
On or off by dsp processor 13 output pulse control；
On the inside of 18 current terminal of input terminal connecting interface terminal block of I/O switching value sampling module 14, acquisition switching value letter
It ceases and is converted to digital signal and give dsp processor 13；
Dsp processor 13 is bi-directionally connected with rectifier 11, and dsp processor 13 can receive the operating status letter of rectifier 11
Breath, and can be according to the output voltage amount for the rectifier 11 that A/D modulus sampling module 12 transmits, the magnitude of current and the sampling of I/O switching value
The on-off model that module 14 transmits, and the test pattern of man-machine module 15 setting is combined, it is issued to rectifier 11 and adjusts control
The control signal of 11 output voltage of rectifier and size of current；
Memory 17 is connect with dsp processor 13, can receive and store the test data of dsp processor 13；Memory
17 are bi-directionally connected with man-machine module 15, for the storage of human-machine interactive information and the reading of the test data and report that are stored
It takes.
In the present embodiment, the test pattern being arranged in man-machine module 15 include time test, movement/return voltage test,
Operating power test and the test of whole rent, wherein whole rent the test tested and referred to breaker body non-whole phase protection overall performance；If
The parameter set includes breaker body non-whole phase protection voltage rating and setting time.
Applicating example
Using the breaker body non-whole phase protection online testing device embodiment provided in attached Fig. 1 and 2, to system under test (SUT)
The detailed process for carrying out on-line checking is described in further detail below.
(1) interim protective module is accessed online and runs and tested test system is isolated:
The breaker body non-whole phase protection rated operational voltage of field verification running equipment, then interim protective module
The conversion handle of change-over switch 2 pull corresponding position.With the test wire of double headed roller plug on isolation terminal row 5 terminal and
It connects one to one on the outside of the current terminal of running breaker body non-whole phase protection, disconnects the quilt for having inserted test wire
Test the centre of the current terminal of breaker body non-whole phase protection in flakes.Breaker body non-whole phase protection online testing device
Interim protective module puts into operation, and the breaker body non-whole phase protection system of running equipment itself is isolated out.
(2) the breaker body non-whole phase protection system for being isolated out is tested with test module:
Different testing requirements can be directed to, the test of man-machine 15 upper access time of module, movement/return voltage test,
The test patterns such as operating power test, the test of whole rent carry out test.Detailed process is described below by mode.
Time test: after breaker body non-whole phase protection online testing device test module powers on normally, in man-machine mould
Time test mode is selected on block 15 and subject breaker body non-whole phase protection parameter is set, and gated thyristor 16 ends.With
The test wire of double headed roller plug, in the terminal and tested breaker body non-whole phase protection system terminal on Interface Terminal row 18
Side time relay corresponding position connects one to one, the test starting command in man-machine module 15.Dsp processor 13 is pressed
Output voltage high low signal is issued to rectifier 11 according to subject breaker body non-whole phase protection voltage rating, and passes through A/D mould
The voltage feedback signal that number sampling 12 is sent further is adjusted, until the voltage value that rectifier 11 exports is disconnected equal to tested
Road device ontology non-whole phase protection rated operational voltage, error are less than or equal to ± 0.2%, and dsp processor 13 is to gated thyristor later
16 sending conduction pulses simultaneously start timing, receive the switching value that I/O switching value sampling 14 is transmitted to dsp processor 13 and conjugate signal
When stop timing, it is tested time relay actuation time that dsp processor 13, which marks this time difference,；Dsp processor 13 stop to
Gated thyristor 16 sends out conduction pulses and starts timing, receives the switching value that I/O switching value sampling 14 is transmitted to dsp processor 13
Stop timing when conjugating signal, it is tested time relay release time, time test knot that dsp processor 13, which marks this time difference,
Beam.After test starting command selects test pattern, test module is automatically performed time test process.
Movement/return voltage test: selection movement/return voltage test pattern and that subject is arranged is disconnected in man-machine module 15
Road device ontology non-whole phase protection parameter, gated thyristor 16 end.With the test wire of double headed roller plug, Interface Terminal is arranged on 18
Terminal and tested breaker body non-whole phase protection terminal on the inside of intermediate relay corresponding position connect one to one,
Test starting command in man-machine module 15.Dsp processor 13 issues conduction pulses to gated thyristor 16.Dsp processor 13 is every
An increase output voltage control signal is issued to rectifier 11 every 100 milliseconds, the control signal is non-by subject breaker body
1.0% setting of complete mutually protection rated operational voltage, dsp processor 13 monitor I/O switching value simultaneously in 100 ms interval
Whether the on-off model that sampling 14 is transmitted conjugates, if on-off model does not conjugate in 100 ms interval, under
One 100 ms interval continues to issue an increase output voltage control signal.If on-off model is in 100 ms interval
Interior displacement then records the voltage value that A/D modulus sampling 12 is sent, and using the voltage as tested intermediate relay operation voltage value
Record.Later, dsp processor 13 issues a reduction output voltage control signal, the control to rectifier 11 every 100 milliseconds
Signal is by 1.0% setting of subject breaker body non-whole phase protection voltage rating, and dsp processor 13 is in 100 ms interval
Whether the on-off model for monitoring that I/O switching value sampling 14 is transmitted simultaneously conjugates, if on-off model is in 100 ms interval
It does not conjugate inside, then continues to issue a reduction output voltage control signal in next 100 ms interval.If switching value is believed
Number conjugated in 100 ms interval, then record the voltage values that A/D modulus sampling 12 is sent, and using the voltage as being tested in
Between relay return voltage value record, movement/return voltage test terminates.After test starting command selects test pattern,
Test module is automatically performed movement/return voltage test process.
Operating power test: selecting operating power test pattern in man-machine module 15 and it is non-that subject breaker body is arranged
Full phase Protection parameters, gated thyristor 16 end.With the test wire of double headed roller plug, on Interface Terminal row 18 terminal and by
It surveys intermediate relay corresponding position on the inside of breaker body non-whole phase protection terminal to connect one to one, in man-machine module 15
Upper test starting command.Dsp processor 13 issues conduction pulses to gated thyristor 16.Dsp processor 13 is sent out to rectifier 11
An increase exports current controling signal out, which sets by the 1.0% of subject intermediate relay rated current, at DSP
Manage whether the on-off model that device 13 monitors that I/O switching value sampling 14 is transmitted in 100 ms interval simultaneously conjugates, if opened
Pass amount signal does not conjugate in 100 ms interval, then continues to issue an increase output electricity in next 100 ms interval
Flow control signals.If on-off model conjugates in 100 ms interval, the voltage that A/D modulus sampling 12 is sent is recorded
Value and current value, and power is calculated as tested intermediate relay operating power record.Operating power test terminates.Starting
After test instruction selection test pattern, test module is automatically performed operating power test process.
Whole rent test: selection acts whole rent mode and subject breaker body non-whole phase protection is arranged in man-machine module 15
Parameter, gated thyristor 16 end.With the test wire of double headed roller plug, Interface Terminal is arranged the terminal and tested breaker on 18
Corresponding position connects one to one on the inside of ontology non-whole phase protection terminal, the test starting command in man-machine module 15.DSP
Processor 13 issues output voltage high low signal to rectifier 11 according to subject breaker body non-whole phase protection voltage rating, it
Dsp processor 13 issues conduction pulses to gated thyristor 16 and starts timing afterwards, receives I/O switching value to dsp processor 13
The switching value displacement signal that sampling 14 is transmitted stops timing, and it is that tested breaker body is non-that dsp processor 13, which marks this time difference,
Whole rent actuation time is mutually protected entirely, and whole rent test terminates.After test starting command selects test pattern, test module is automatic
Complete whole rent test process.
(3) after the completion of testing, restore the operation of tested breaker body non-whole phase protection system:
Breaker body non-whole phase protection online testing device tests the items of tested breaker body non-whole phase protection
After the completion of project, first extract non-with breaker body on all corresponding positions on the inside of tested breaker body non-whole phase protection terminal
The test wire plug of complete mutually protection online testing device test module connection connects and compresses tested breaker body non-three phase and protects
It in flakes, then first extracts on the outside of tested breaker body non-whole phase protection terminal on all corresponding positions the centre of the current terminal of shield
The test wire plug connecting with the interim protective module of breaker body non-whole phase protection online testing device is tested breaker body
Non-whole phase protection restores to operate normally.
Breaker body non-whole phase protection online testing device accoding to exemplary embodiment, by the disconnected of running equipment
Interim protective module is accessed in device ontology non-whole phase protection circuit in road, and tested breaker body non-whole phase protection isolation of system is gone out
Come, and then tested breaker body non-whole phase protection system is tested with test module, it is non-complete to realize breaker body
Mutually protect the on-line checking of system.Compared with prior art, the beneficial effect of the disclosure is: can not only realize in primary equipment
Each project testing is completed under the operating status that do not have a power failure, and can be the time relay and exit relay and associated loop
It is tested as a whole, to examine breaker body non-whole phase protection overall performance, eliminates subelement test not
Foot ensure that the height reliability of breaker body non-whole phase protection test.
Above-mentioned technical proposal is the exemplary embodiment of the utility model, for those skilled in the art,
On the basis of the utility model discloses application method and principle, it is easy to various types of improvement or deformation are made, without
It is only limitted to method described in the above-mentioned specific embodiment of the utility model, therefore previously described mode is only preferred, and simultaneously
Without restrictive meaning.
Claims (8)
1. a kind of breaker body non-whole phase protection online testing device, which is characterized in that including interim protective module and test
Module, in which:
Interim protective module is completed to survey for accessing dduring test in the breaker body non-whole phase protection circuit of running equipment
Breaker body non-whole phase protection function during examination, at the same the breaker body non-whole phase protection system of running equipment itself every
It separates out and；
For testing the breaker body non-whole phase protection system isolated, completion includes but unlimited test module
One or more surveys including actuation time, operation voltage/return voltage, operating power and non-whole phase protection overall performance
Examination；
The interim protective module and test module are mutually indepedent on physical hardware.
2. breaker body non-whole phase protection online testing device according to claim 1, which is characterized in that described interim
Protective module includes bottom plate (1) and the change-over switch (2) being fixed on bottom plate (1), the time relay (3), intermediate relay
(4), isolation terminal arranges (5), time relay resistance (6), intermediate relay resistance (7), in which:
One end of the time relay (3) coil connects the respective terminal of the isolation terminal row (5), coil other end difference
On the left of the first auxiliary contact for connecting the time relay resistance (6) and change-over switch (2), the time relay resistance
(6) the other end connects on the right side of the first auxiliary contact of the change-over switch (2), which connects the isolation
The respective terminal of terminal block (5)；
Deferred action contact one end of the time relay (3) is connected to the respective terminal of the isolation terminal row (5), another
End is connected to the coil side of the intermediate relay (4)；
Intermediate relay (4) the coil other side is separately connected the intermediate relay resistance (7) and the change-over switch (2)
The second auxiliary contact on the left of, the other end of the intermediate relay resistance (7) connects the second auxiliary of the change-over switch (2)
On the right side of contact, which connects the respective terminal of the isolation terminal row (5)；
4 pairs of auxiliary contacts of the intermediate relay (4) are all connected to the respective terminal of the isolation terminal row (5).
3. breaker body non-whole phase protection online testing device according to claim 2, which is characterized in that the conversion
Switch (2) has " 110V ", " exiting ", " 220V " three gears, when being in " 110V " gear, connects on the left of auxiliary contact, right
Side disconnects, and when being in " exiting " gear, auxiliary contact left side, right side are disconnected, when being in " 220V " gear, auxiliary contact
Left side disconnects, and right side is connected.
4. breaker body non-whole phase protection online testing device according to claim 3, which is characterized in that the time
The voltage rating of relay (3) and time relay resistance (6) is direct current 110V, the coil resistance of the time relay (3)
Value is identical with the resistance value size of time relay resistance (6), and error is no more than ± 0.5%.
5. breaker body non-whole phase protection online testing device according to claim 3, which is characterized in that the time
The action delay time of relay (3) can adjust, and setting range is 0.0 to 10.0 seconds.
6. breaker body non-whole phase protection online testing device according to claim 3, which is characterized in that the centre
The voltage rating of relay (4) and intermediate relay resistance (7) is direct current 110V, the coil resistance value of intermediate relay (4) with
The resistance value size of intermediate relay resistance (7) is identical, and error is no more than ± 0.5%, and the operating power of intermediate relay (4) is greater than
Equal to 5 watts.
7. breaker body non-whole phase protection online testing device according to claim 2, which is characterized in that the isolation
Terminal block (5) configures current terminal, and numbers of terminals is no less than 13, and having among terminal can disconnect in flakes, medial and lateral difference
There is jack, it can test wire with grafting with plug.
8. breaker body non-whole phase protection online testing device according to claim 1, which is characterized in that the test
Module include circuit board (8) and the plug (9) being fixed on the circuit board (8), power module (10), rectifier (11),
A/D modulus sampling module (12), I/O switching value sampling module (14), man-machine module (15), gates brilliant lock at dsp processor (13)
Manage (16), memory (17), Interface Terminal row (18), in which:
The plug (9) is adapted to 220V AC Power supply socket, is power module (10) and rectifier (11) offer input power；
The power module (10) exports direct current to the A/D modulus sampling module (12), dsp processor (13), I/O switch
Sampling module (14), man-machine module (15) and memory (17) are measured, provides working power for it；
The man-machine module (15) is bi-directionally connected with the dsp processor (13), and the man-machine module (15) can set test
Mode and parameter, Xiang Suoshu dsp processor (13) send corresponding test instruction and data, can also receive the dsp processor
(13) information and display；
The rectifier (11) exports DC voltage, and anode is connected to the Interface Terminal after concatenating the gated thyristor (16)
It arranges on the inside of (18) corresponding current terminal, cathode is directly connected on the inside of the corresponding current terminal of the Interface Terminal row (18), the A/D
The DC voltage and electric current that modulus sampling module (12) exports the rectifier (11) are sampled and are converted to digital signal
It exports and gives the dsp processor (13)；
The on or off of the gated thyristor (16) by the dsp processor (13) output pulse control；
The input terminal of the I/O switching value sampling module (14) connects on the inside of described Interface Terminal row (18) current terminal, acquisition
Switching value information is simultaneously converted to digital signal and gives the dsp processor (13)；
The dsp processor (13) is bi-directionally connected with the rectifier (11), and the dsp processor (13) can receive the rectification
The running state information of device (11), and can be according to the defeated of the rectifier (11) that the A/D modulus sampling module (12) is transmitted
The on-off model that voltage, the magnitude of current and the I/O switching value sampling module (14) are transmitted out, and in conjunction with the man-machine mould
The test pattern of block (15) setting, Xiang Suoshu rectifier (11), which issues to adjust, controls rectifier (11) output voltage and electric current
The control signal of size；
The memory (17) connect with the dsp processor (13), can receive and store the survey of the dsp processor (13)
Try data；
The memory (17) is bi-directionally connected with the man-machine module (15), for human-machine interactive information storage and stored
Test data and report reading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822156862.XU CN209373057U (en) | 2018-12-21 | 2018-12-21 | Breaker body non-whole phase protection online testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822156862.XU CN209373057U (en) | 2018-12-21 | 2018-12-21 | Breaker body non-whole phase protection online testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209373057U true CN209373057U (en) | 2019-09-10 |
Family
ID=67829856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822156862.XU Expired - Fee Related CN209373057U (en) | 2018-12-21 | 2018-12-21 | Breaker body non-whole phase protection online testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209373057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111352026A (en) * | 2018-12-21 | 2020-06-30 | 汪嘉宾 | Online testing device and online testing method for non-full-phase protection of circuit breaker body |
-
2018
- 2018-12-21 CN CN201822156862.XU patent/CN209373057U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111352026A (en) * | 2018-12-21 | 2020-06-30 | 汪嘉宾 | Online testing device and online testing method for non-full-phase protection of circuit breaker body |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1385015B1 (en) | Tester for a plurality of circuit breakers having a range of rated currents and multiple trip functions | |
| CN102073027B (en) | Method for detecting action performance of failure indicator | |
| CN110854924A (en) | One-time voltage-on synchronous phase-checking linkage switching inspection system and inspection method for electrical system | |
| CN111694288A (en) | On-site feeder automation function closed-loop automatic test platform | |
| CA2866400A1 (en) | Dc power dynamic analog simulation system and dc power test system | |
| CN104062543B (en) | High-power transformer homodyne protects polarity verification method and homodyne protective calibration method | |
| CN207965077U (en) | The test device of the external breaker of electric energy meter | |
| CN209373057U (en) | Breaker body non-whole phase protection online testing device | |
| US20230130052A1 (en) | Smart circuit breaker tester | |
| CN110412392A (en) | A kind of reactive compensation automatic switching detection device and its detection method | |
| CN105319466A (en) | Medium voltage generating equipment simulated on-line detection test method | |
| CN107918096A (en) | Test method for protection device of conventional distribution line of transformer substation | |
| CN111352026A (en) | Online testing device and online testing method for non-full-phase protection of circuit breaker body | |
| CN213457262U (en) | Circuit breaker divide-shut brake coil repetitive pulse method detection device | |
| CN113391145A (en) | Test system of distribution automation feeder terminal | |
| US6765390B2 (en) | Diagnostic wiring verification tester | |
| CN112485576A (en) | Auxiliary device and method for regional backup power switching verification | |
| CN105487005B (en) | A kind of multi-functional non-three phase relay checking instrument | |
| CN211456713U (en) | One-time pressure-on synchronous nuclear phase linkage switching and testing system for electrical system | |
| CN102520303A (en) | Detector and detection method for alternating-current loops of wind generation set | |
| CN201600421U (en) | Testing device of switch protector and switch protector | |
| CN109143145B (en) | Alternating current voltage withstand detection system suitable for intelligent electric energy meter and electricity consumption information acquisition terminal | |
| CN209746015U (en) | Frequency signal wiring switching device | |
| CN207882372U (en) | Comprehensive protector of motor tester | |
| CN110320419A (en) | Testing device and testing method for arc suppression coil parallel low-resistance grounding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190910 Termination date: 20201221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |