CN107450019A - Handcart type breaker low-voltage motion test instrument - Google Patents
Handcart type breaker low-voltage motion test instrument Download PDFInfo
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- CN107450019A CN107450019A CN201710977579.0A CN201710977579A CN107450019A CN 107450019 A CN107450019 A CN 107450019A CN 201710977579 A CN201710977579 A CN 201710977579A CN 107450019 A CN107450019 A CN 107450019A
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- breaker
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- separating brake
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
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Abstract
The present invention relates to a kind of handcart type breaker low-voltage motion test instrument, and it includes control circuit and Duo Gen test wires, and control circuit includes regulating circuit and rectification circuit；The output end of regulating circuit draws two exchange output lines, exchanges the end set AC output terminal of output line, A.C. voltmeter is connected between two AC output terminals, manual voltage regulation knob is set on regulating circuit；The output end of rectification circuit draws two DC leadouts, the end set DC output terminal of DC leadout；Control circuit also includes shutting-brake control branch road, separating brake controlling brancher, common ground branch road, the end of three branch roads sets combined floodgate detection terminal, separating brake detection terminal, at least one ground terminal respectively, and common ground branch road is selected one with shutting-brake control branch road or separating brake controlling brancher by single-pole double-throw switch (SPDT) and is connected.The present invention has the advantages of simple in construction, manipulation is safe and reliable, detection efficiency is high, Detection results are good.
Description
Technical field
The present invention relates to breaker testing field, specifically a kind of handcart type breaker low-voltage motion test instrument.
Background technology
Breaker low-voltage test is an important tests for judging breaker performance quality, primarily to checking
Whether the coil of breaker is sensitive reliable, it is desired to which the electrical apparatus release that closes a floodgate should be able to reliably move in the range of the 85%~110% of rated voltage
Make.When using electromagnetic mechanism, terminal voltage when making electromagnet coil is through-flow is the 80% of operating voltage rated value（Close peak
It is 85% that value electric current, which is equal to or more than during 50kA,）When answer action message, carry out this experiment instrument be exactly that breaker low-voltage is moved
Make tester.
The structure of handcart type breaker is different from open type breaker, and breaker is arranged on mobile handcart, secondary connection
It is integrated into plug special, and has closing locking coil in mechanism.When doing low pressure action test, released in handcart elder generation switch cubicle
Afterwards, then should connect divide-shut brake loop will also release closing locking.
Existing low pressure motion test instrument is generally a simple variable voltage source, and examination is drawn from the output end of voltage source
Wiring is tested, with specific implementation, when being tested using existing low-voltage motion test instrument, following two problems be present：
1）Needing first to open breaker mechanism case lid before experiment, carry out manual release operation, whole process of testing needs 15 minutes, and
Mechanism for assembling-disassembling case lid just needs the time of 10 minutes, and operating efficiency is very low；
2）Breaker contact pin is concentrated in Plug pin patch bay, often there is that tens contact pins are densely arranged in a Plug pin patch bay, test wire
It is difficult to accurate, reliable dock with breaker contact pin；Meanwhile contact pin and test connection are all very thin, the spacing very little of contact pin in addition, hand
Easily skidded when holding test wire docking contact pin, so as to which test failure, or even destructive test instrument and equipment can be caused；It is in addition, specific
One man operation test wire is needed to be docked with contact pin in operation, another one man operation tester, two people, which coordinate, could complete experiment, waste
Labour.
The content of the invention
The technical problem to be solved in the present invention is to provide one kind is simple in construction, manipulation is safe and reliable, can greatly improve detection
The handcart type breaker low-voltage motion test instrument of efficiency.
In order to solve the above technical problems, handcart type breaker low-voltage motion test instrument of the present invention, including control circuit and
More test wires, it is structurally characterized in that the control circuit includes the regulating circuit and rectification circuit being connected with AC power；Adjust
The output end of volt circuit draws two exchange output lines, exchanges the end set AC output terminal of output line, two exchange outputs
A.C. voltmeter is connected between terminal, manual voltage regulation knob is set on regulating circuit；The output end of rectification circuit draws two directly
Flow output line, the end set DC output terminal of DC leadout；Control circuit also includes shutting-brake control branch road, separating brake controls
Branch road, common ground branch road, the ends of three branch roads set combined floodgate detection terminal, separating brake detection terminal, at least one connect respectively
Ground terminal, common ground branch road are selected one with shutting-brake control branch road or separating brake controlling brancher by single-pole double-throw switch (SPDT) and are connected；It is described
Test wire includes two unblock power lines, two accumulation power supply lines, a combined floodgate test wire, a separating brake test wire and at least one
Root ground wire test wire；The both ends of each test wire are connected by the terminal or breaker contact pin of detachable mode and tester
Connect；Wherein one end of two accumulation power supply lines is connected on two AC output terminals, the other end point of two accumulation power supply lines
The energy storing of switch loop both ends of breaker are not connected to；Wherein one end of two unblock power lines is connected to two DC output ends
On son, the other end of two unblock power lines is connected to the closing locking circuit both ends of breaker；Combined floodgate test wire is wherein
One end is connected on combined floodgate detection terminal, and the other end is connected on the closing circuit of breaker；Wherein one end of separating brake test wire
It is connected on separating brake detection terminal, the other end is connected on the sub-gate circuit of breaker；Wherein one end connection of ground wire test wire
On ground terminal, the other end is connected on the closing circuit or sub-gate circuit of breaker.
The control circuit is arranged in a casing, and control panel, the AC output terminal, alternating current are set on casing
Pressure table, manual voltage regulation knob, DC output terminal, combined floodgate detection terminal, separating brake detection terminal, ground terminal are arranged at control
On panel.
AC power input interface is set on the control panel, total power switch is installed on AC power input interface.
Series connection accumulation power supply switchs on the exchange output line, series connection unblock power switch, two power supplys on DC leadout
Switch is respectively provided with the control panel.
The single-pole double-throw switch (SPDT) is driven by two snap switches, and two snap switches are that can turn on breaker closing respectively
The closing operation switch in loop and the sub-switching operation switch that can turn on brake division loop of circuit breaker, two Operation switches are arranged at control
On panel processed.
Connected on the shutting-brake control branch road combined floodgate indicator lamp, separating brake indicator lamp of connecting on separating brake controlling brancher, two instructions
Lamp is set on the control panel.
Series connection divide-shut brake power switch on the ground wire test wire, divide-shut brake power switch are set on the control panel.
Two ends of the test wire are connection-peg, and each terminal wherein on the connection-peg and chain of command of one end is inserted
Connect cooperation, on the connection-peg of the other end activity be plugged with transfer tube, the other end and the socket of breaker contact pin of transfer tube coordinate.
The transfer tube includes metal tube, and insulation sleeve is arranged with the middle part of metal tube.
The end of the metal tube is gradually to subtract the cone barrel of gap outward, and the barrel circumferential interval of cone cylinder opens up multiple
Bar shaped gap.
The present invention operating process be：
1）Two DC leadouts of tester are connected into circuit breaker closing lock loop using two accumulation power supply lines two insert
On pin knot point, for unlocking；
2）Two exchange output lines of tester are connected to two contact pins of motor tank circuit using two accumulation power supply lines
On node, for providing electric power to motor energy storage；
3）Likewise, by separating brake test wire, combined floodgate test wire and ground wire test wire contact pin corresponding with breaker respectively
Node connects；
4）After test wire connects, tester general supply is opened, then opens DC output power, namely opens unblock power supply and opens
Close, now handcart type breaker unlocks；
5）Open divide-shut brake control power supply, regulation output；When carrying out combined floodgate experiment, by voltage Tiao Jiedao rated supply voltages
In the range of 85%~110%, if breaker energy action message, qualified；
6）When separating brake is tested, first by the 30% of voltage Tiao Jiedao rated voltages, can not separating brake, it is then that voltage Tiao Jiedao is specified
In the range of the 85%~110% of supply voltage, breaker action message, then equipment is qualified；
7）Exchange out-put supply is opened, motor energy storage terminates；
8）Operation terminates, and removes test connection.
The beneficial effects of the invention are as follows：1）Direct current output is added on a tester, by the locking of direct current output and breaker
Loop connects, and makes the locked loop of handcart circuit breaker again powered, by power release closing locking, breaker is maintained at fair
Perhaps "on" position, the dismounting work of breaker mechanism case lid thus can be no longer carried out, so as to reduce experiment difficulty and energy
Save the plenty of time；2）Using the structure of casing and control panel, operating key is set on the control panel, simple in construction, manipulation
Flexibly and easily；3）Separating brake can more intuitively show trystate, avoid maloperation with setting indicator lamp respectively in experiment of closing a floodgate；
4）Combined floodgate experiment branch road is respectively turned on by single-pole double-throw switch (SPDT) and separating brake is tested, circuit structure is simple, easy to control, can more have
Effect avoids maloperation；5）Individually designed transfer tube, one end of transfer tube are socketed on test wire, and the other end is socketed in relay
On contact pin, by being socketed relation, it is ensured that the reliability of connection, effectively prevent false touch and touch.Meanwhile by the structure, experiment
Personnel can not have to be always maintained at manual mated condition, reduce labor intensity, improve operating efficiency.
In summary, the present invention has the advantages of simple in construction, manipulation is safe and reliable, detection efficiency is high, Detection results are good.
Brief description of the drawings
The present invention is described in further detail with reference to the accompanying drawings and detailed description：
Fig. 1 is the circuit principle structure schematic diagram of the present invention；
Fig. 2 is the box structure diagram of the present invention；
Fig. 3 is the concrete structure schematic diagram of present invention kind transfer tube.
Embodiment
Referring to the drawings, handcart type breaker low-voltage motion test instrument of the invention, including control circuit and Duo Gen experiments
Line, wherein, control circuit includes the regulating circuit and rectification circuit being connected with AC power.The output end of regulating circuit draws two
Root exchanges output line 1, exchanges the end set AC output terminal 2 of output line 1, exchange is connected between two AC output terminals 2
Voltmeter V1, manual voltage regulation knob 3 is set on regulating circuit.The output end of rectification circuit draws two DC leadouts 4, direct current
The end set DC output terminal 5 of output line 4.Control circuit also includes shutting-brake control branch road 6, separating brake controlling brancher 7, public
Ground wire branch road 8, the end of three branch roads set combined floodgate detection terminal 9, separating brake detection terminal 10, at least one ground terminal respectively
11, common ground branch road 8 is selected one with shutting-brake control branch road 6 or separating brake controlling brancher 7 by single-pole double-throw switch (SPDT) K1 and is connected.
Referring to the drawings, test wire includes two unblock power line L1, two accumulation power supply line L2, a combined floodgate test wire
L3, a separating brake test wire L4 and at least a ground wire test wire L5；The both ends of each test wire pass through detachable mode
It is connected with the terminal or breaker contact pin of tester.Two accumulation power supply line L1 wherein one end is connected to two ac output ends
On son 2, the two accumulation power supply line L1 other end is connected to the energy storing of switch loop both ends of breaker；Two unblock power supplys
Line L2 wherein one end is connected on two DC output terminals 5, and the two unblock power line L2 other end is connected to open circuit
The closing locking circuit both ends of device；Combined floodgate test wire L3 wherein one end is connected on combined floodgate detection terminal 9, and the other end is connected to
On the closing circuit of breaker；Separating brake test wire L4 wherein one end is connected on separating brake detection terminal 10, the other end is connected to
On the sub-gate circuit of breaker；Ground wire test wire L5 wherein one end is connected on ground terminal 11, the other end is connected to open circuit
On the closing circuit or sub-gate circuit of device.
For the concrete structure of tester complete machine, referring to the drawings, control circuit is arranged in a casing 12, is set on casing 12
Put control panel 13, AC output terminal 2, A.C. voltmeter V1, manual voltage regulation knob 3, DC output terminal 5, detection of closing a floodgate
Terminal 9, separating brake detection terminal 10, ground terminal 11 are arranged on control panel 13.AC power is set on control panel 13
Input interface 14, total power switch K2 is installed on AC power input interface 14.Exchange series connection accumulation power supply switch on output line 1
K3, series connection unblock power switch K4, two power switches are arranged on control panel 13 on DC leadout 4.
Referring to the drawings, single-pole double-throw switch (SPDT) K1 is driven by two snap switches, and two snap switches are that can turn on to break respectively
The closing operation switch K1-1 of the road device closing circuit and sub-switching operation switch K1-2 that brake division loop of circuit breaker can be turned on, two behaviour
It is arranged at as switch on control panel 13.
Referring to the drawings, connected on shutting-brake control branch road 6 combined floodgate indicator lamp B1, separating brake instruction of connecting on separating brake controlling brancher 7
Lamp B2, two indicator lamps are arranged on control panel 13.
Referring to the drawings, connect divide-shut brake power switch K5 on ground wire test wire 8, and divide-shut brake power switch K5 is arranged on control
On panel 13.
Referring to the drawings, direct current is also set up on control panel and shows that voltmeter V3 and exchange show voltmeter V2, is used respectively
In display VD and the AC power input voltage of tester.In addition, switch K3, unblock electricity for accumulation power supply
Source switch K4, power switch, which switch, distinguishes serial fuse FU1, FU2, FU3 on K5 branch road, due to protecting corresponding branch road,
Excessively stream is avoided to damage.
Referring to the drawings, two ends of test wire are connection-peg, wherein the connection-peg of one end with it is each on chain of command 13
Individual terminal grafting coordinates, on the connection-peg of the other end activity be plugged with transfer tube 14, the other end and the breaker of transfer tube 14 are inserted
Needle guard connects cooperation.
For the concrete structure of transfer tube 14, referring to the drawings, transfer tube 14 includes metal tube 141, metal tube 141
Middle part is arranged with insulation sleeve 142.The end of metal tube 141 is gradually to subtract the cone barrel of gap, the barrel border of cone cylinder outward
Interval opens up multiple bar shaped gap 143.Bar shaped gap is set, and the end of cone cylinder forms flexible hatch frame so that cone
Cylinder can more fastness with contact pin grafting coordinate.
Below by taking the low pressure motion test of the handcart type breaker of the HD4 types of Xiamen ABB AB production as an example, to the present invention
Operating process be described in detail：
1）Two DC leadouts of tester are connected into circuit breaker closing lock loop using two accumulation power supply lines two insert
Pin knot point（No. 13, No. 20 nodes marked on breaker）On, for unlocking；
2）Two exchange output lines of tester are connected to two contact pins of motor tank circuit using two accumulation power supply lines
Node（No. 25, No. 35 nodes marked on breaker）On, for providing electric power to motor energy storage；
3）Likewise, by separating brake test wire, combined floodgate test wire and ground wire test wire contact pin corresponding with breaker respectively
Node connects（No. 4 nodes marked on separating brake test wire connection breaker, combined floodgate test wire connect No. 31 sections on breaker
Point, ground wire test wire connect No. 14, No. 30 nodes on breaker）；
4）After test wire connects, tester general supply is opened, then opens DC output power, namely opens unblock power supply and opens
Close, now handcart type breaker unlocks；
5）Open divide-shut brake control power supply, regulation output；When carrying out combined floodgate experiment, by voltage Tiao Jiedao rated supply voltages
In the range of 85%~110%, if breaker energy action message, qualified；
6）When separating brake is tested, first by the 30% of voltage Tiao Jiedao rated voltages, can not separating brake, it is then that voltage Tiao Jiedao is specified
In the range of the 85%~110% of supply voltage, breaker action message, then equipment is qualified；
7）Exchange out-put supply is opened, motor energy storage terminates；
8）Operation terminates, and removes test connection.
The beneficial effects of the invention are as follows：1）Direct current output is added on a tester, by the locking of direct current output and breaker
Loop connects, and makes the locked loop of handcart circuit breaker again powered, by power release closing locking, breaker is maintained at fair
Perhaps "on" position, the dismounting work of breaker mechanism case lid thus can be no longer carried out, so as to reduce experiment difficulty and energy
Save the plenty of time；2）Using the structure of casing and control panel, operating key is set on the control panel, simple in construction, manipulation
Flexibly and easily；3）Separating brake can more intuitively show trystate, avoid maloperation with setting indicator lamp respectively in experiment of closing a floodgate；
4）Combined floodgate experiment branch road is respectively turned on by single-pole double-throw switch (SPDT) and separating brake is tested, circuit structure is simple, easy to control, can more have
Effect avoids maloperation；5）Individually designed transfer tube, one end of transfer tube are socketed on test wire, and the other end is socketed in relay
On contact pin, by being socketed relation, it is ensured that the reliability of connection, effectively prevent false touch and touch.Meanwhile by the structure, experiment
Personnel can not have to be always maintained at manual mated condition, reduce labor intensity, improve operating efficiency.
In summary, the invention is not restricted to above-mentioned embodiment.Those skilled in the art, do not departing from the present invention's
On the premise of spirit and scope, some change or modification can be done.Above-mentioned change or modification each fall within this protection model of the invention
Enclose.
Claims (10)
1. a kind of handcart type breaker low-voltage motion test instrument, including control circuit and Duo Gen test wires, it is characterized in that described
Control circuit includes the regulating circuit and rectification circuit being connected with AC power；
The output end of regulating circuit draws two exchange output lines（1）, exchange output line（1）End set AC output terminal
（2）, two AC output terminals（2）Between connect A.C. voltmeter（V1）, manual voltage regulation knob is set on regulating circuit（3）；
The output end of rectification circuit draws two DC leadouts（4）, DC leadout（4）End set DC output terminal
（5）；
Control circuit also includes shutting-brake control branch road（6）, separating brake controlling brancher（7）, common ground branch road（8）, three branch roads
End sets combined floodgate detection terminal respectively（9）, separating brake detection terminal（10）, at least one ground terminal（11）, common ground branch
Road（8）Pass through single-pole double-throw switch (SPDT)（K1）With shutting-brake control branch road（6）Or separating brake controlling brancher（7）Select a connection；
The test wire includes two unblock power lines（L1）, two pieces accumulation power supply lines（L2）, a combined floodgate test wire（L3）, one
Root separating brake test wire（L4）An at least ground wire test wire（L5）；The both ends of each test wire by detachable mode with
Terminal or breaker the contact pin connection of tester；
Two accumulation power supply lines（L1）Wherein one end be connected to two AC output terminals（2）On, two accumulation power supply lines
（L1）The other end be connected to the energy storing of switch loop both ends of breaker；
Two unblock power lines（L2）Wherein one end be connected to two DC output terminals（5）On, two unblock power lines（L2）
The other end be connected to the closing locking circuit both ends of breaker；
Combined floodgate test wire（L3）Wherein one end be connected to combined floodgate detection terminal（9）On, the other end is connected to the combined floodgate of breaker
On loop；
Separating brake test wire（L4）Wherein one end be connected to separating brake detection terminal（10）The upper, other end is connected to the separating brake of breaker
On loop；
Ground wire test wire（L5）Wherein one end be connected to ground terminal（11）The upper, other end is connected to the closing circuit of breaker
Or on sub-gate circuit.
2. handcart type breaker low-voltage motion test instrument as claimed in claim 1, it is characterized in that the control circuit is set
In a casing（12）It is interior, casing（12）Upper setting control panel（13）, the AC output terminal（2）, A.C. voltmeter（V1）、
Manual voltage regulation knob（3）, DC output terminal（5）, combined floodgate detection terminal（9）, separating brake detection terminal（10）, ground terminal（11）
It is arranged at control panel（13）On.
3. handcart type breaker low-voltage motion test instrument as claimed in claim 2, it is characterized in that the control panel（13）
Upper setting AC power input interface（14）, AC power input interface（14）Upper installation total power switch（K2）.
4. handcart type breaker low-voltage motion test instrument as claimed in claim 2, it is characterized in that the exchange output line（1）
Upper series connection accumulation power supply switch（K3）, DC leadout（4）Upper series connection unblock power switch（K4）, two power switches are arranged at
Control panel（13）On.
5. handcart type breaker low-voltage motion test instrument as claimed in claim 2, it is characterized in that the single-pole double-throw switch (SPDT)
（K1）Driven by two snap switches, two snap switches are the closing operation switch that can turn on closing circuit of circuit breaker respectively
（K1-1）And the sub-switching operation switch of brake division loop of circuit breaker can be turned on（K1-2）, two Operation switches are arranged at control panel
（13）On.
6. handcart type breaker low-voltage motion test instrument as claimed in claim 5, it is characterized in that the shutting-brake control branch road
（6）Upper series connection combined floodgate indicator lamp（B1）, separating brake controlling brancher（7）Upper series connection separating brake indicator lamp（B2）, two indicator lamps are arranged on control
Panel processed（13）On.
7. handcart type breaker low-voltage motion test instrument as claimed in claim 2, it is characterized in that the ground wire test wire（8）
Upper series connection divide-shut brake power switch（K5）, divide-shut brake power switch（K5）It is arranged on control panel（13）On.
8. handcart type breaker low-voltage motion test instrument as claimed in claim 1, it is characterized in that two of the test wire
End is connection-peg, wherein the connection-peg and chain of command of one end（13）On each terminal grafting coordinate, the grafting of the other end
Activity is plugged with transfer tube on head（14）, transfer tube（14）The socket of the other end and breaker contact pin coordinate.
9. handcart type breaker low-voltage motion test instrument as claimed in claim 8, it is characterized in that the transfer tube（14）Bag
Include metal tube（141）, metal tube（141）Middle part be arranged with insulation sleeve（142）.
10. handcart type breaker low-voltage motion test instrument as claimed in claim 9, it is characterized in that the metal tube
（141）End be gradually to subtract the cone barrel of gap outward, the barrel circumferential interval of cone cylinder opens up multiple bar shaped gap（143）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710977579.0A CN107450019B (en) | 2017-10-19 | 2017-10-19 | Handcart type breaker low-voltage action tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710977579.0A CN107450019B (en) | 2017-10-19 | 2017-10-19 | Handcart type breaker low-voltage action tester |
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| Publication Number | Publication Date |
|---|---|
| CN107450019A true CN107450019A (en) | 2017-12-08 |
| CN107450019B CN107450019B (en) | 2020-08-28 |
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| CN201710977579.0A Active CN107450019B (en) | 2017-10-19 | 2017-10-19 | Handcart type breaker low-voltage action tester |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107884711A (en) * | 2017-12-18 | 2018-04-06 | 国家电网公司 | Breaker method of testing and terminal |
| CN110297175A (en) * | 2019-07-24 | 2019-10-01 | 国网冀北电力有限公司廊坊供电公司 | The anti-jump test specific purpose tool of reliable breaker and its application method |
| CN112379256A (en) * | 2020-11-11 | 2021-02-19 | 贵州电网有限责任公司 | Multifunctional portable action characteristic tester for 10kV circuit breaker |
| CN115877201A (en) * | 2023-03-09 | 2023-03-31 | 广东正超电气有限公司 | Break-in test power supply vehicle of switch cabinet breaker |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201130191Y (en) * | 2007-11-06 | 2008-10-08 | 潍坊供电公司 | Socket for breaker test |
| CN201130844Y (en) * | 2007-11-28 | 2008-10-08 | 上海精益电器厂有限公司 | Automatic reclosing control apparatus for low-voltage breaker |
| CN201663360U (en) * | 2010-04-29 | 2010-12-01 | 陕西科飞电器有限责任公司 | Switch cabinet intelligent measurement and control instrument |
| US7880470B2 (en) * | 2007-03-29 | 2011-02-01 | Advantest Corporation | Switching circuit, signal output device and test apparatus |
| CN102323544A (en) * | 2011-08-10 | 2012-01-18 | 昌乐县供电公司 | Auxiliary device for switching characteristic test of mid-set cabinet |
| CN202330465U (en) * | 2011-12-08 | 2012-07-11 | 湖州电力局 | Auxiliary device for dolly switching characteristic test |
| CN103367050A (en) * | 2013-07-08 | 2013-10-23 | 山东爱普电气设备有限公司 | Production technology used for handcart type solid-sealed circuit breaker |
| EP2664936A1 (en) * | 2012-05-10 | 2013-11-20 | Omicron electronics GmbH | Measuring device for testing an electrical circuit breaker |
| CN203365563U (en) * | 2013-05-24 | 2013-12-25 | 国家电网公司 | Intelligent simulated circuit breaker |
| CN203811773U (en) * | 2014-03-31 | 2014-09-03 | 国网上海市电力公司 | HD4 breaker switch bridging circuit |
| CN203894378U (en) * | 2014-04-10 | 2014-10-22 | 国家电网公司 | Special-purpose transmission test box for 10 kV handcart switch |
| CN204287430U (en) * | 2014-12-30 | 2015-04-22 | 国家电网公司 | A kind of isolating switch low-voltage divide-shut brake proving installation |
| CN105092902A (en) * | 2014-05-06 | 2015-11-25 | 国网山东省电力公司潍坊供电公司 | Power system switch handcart examination auxiliary apparatus |
| CN105515183A (en) * | 2015-12-03 | 2016-04-20 | 江苏国艾电气有限公司 | Switch cabinet intelligent control device |
| CN105842617A (en) * | 2016-06-01 | 2016-08-10 | 国网江苏省电力公司无锡供电公司 | Special device for handcart circuit breaker mechanical feature testing |
| CN106443428A (en) * | 2016-08-31 | 2017-02-22 | 济南朗宁电力科技有限公司 | DL handcart type circuit breaker characteristics tester |
| CN206563760U (en) * | 2017-03-29 | 2017-10-17 | 沈阳日丰成控电气制造有限公司 | Switch test case connects circuit |
-
2017
- 2017-10-19 CN CN201710977579.0A patent/CN107450019B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7880470B2 (en) * | 2007-03-29 | 2011-02-01 | Advantest Corporation | Switching circuit, signal output device and test apparatus |
| CN201130191Y (en) * | 2007-11-06 | 2008-10-08 | 潍坊供电公司 | Socket for breaker test |
| CN201130844Y (en) * | 2007-11-28 | 2008-10-08 | 上海精益电器厂有限公司 | Automatic reclosing control apparatus for low-voltage breaker |
| CN201663360U (en) * | 2010-04-29 | 2010-12-01 | 陕西科飞电器有限责任公司 | Switch cabinet intelligent measurement and control instrument |
| CN102323544A (en) * | 2011-08-10 | 2012-01-18 | 昌乐县供电公司 | Auxiliary device for switching characteristic test of mid-set cabinet |
| CN202330465U (en) * | 2011-12-08 | 2012-07-11 | 湖州电力局 | Auxiliary device for dolly switching characteristic test |
| EP2664936A1 (en) * | 2012-05-10 | 2013-11-20 | Omicron electronics GmbH | Measuring device for testing an electrical circuit breaker |
| CN203365563U (en) * | 2013-05-24 | 2013-12-25 | 国家电网公司 | Intelligent simulated circuit breaker |
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| CN203894378U (en) * | 2014-04-10 | 2014-10-22 | 国家电网公司 | Special-purpose transmission test box for 10 kV handcart switch |
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| CN204287430U (en) * | 2014-12-30 | 2015-04-22 | 国家电网公司 | A kind of isolating switch low-voltage divide-shut brake proving installation |
| CN105515183A (en) * | 2015-12-03 | 2016-04-20 | 江苏国艾电气有限公司 | Switch cabinet intelligent control device |
| CN105842617A (en) * | 2016-06-01 | 2016-08-10 | 国网江苏省电力公司无锡供电公司 | Special device for handcart circuit breaker mechanical feature testing |
| CN106443428A (en) * | 2016-08-31 | 2017-02-22 | 济南朗宁电力科技有限公司 | DL handcart type circuit breaker characteristics tester |
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| CN110297175A (en) * | 2019-07-24 | 2019-10-01 | 国网冀北电力有限公司廊坊供电公司 | The anti-jump test specific purpose tool of reliable breaker and its application method |
| CN112379256A (en) * | 2020-11-11 | 2021-02-19 | 贵州电网有限责任公司 | Multifunctional portable action characteristic tester for 10kV circuit breaker |
| CN115877201A (en) * | 2023-03-09 | 2023-03-31 | 广东正超电气有限公司 | Break-in test power supply vehicle of switch cabinet breaker |
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