CN204858747U - Long -range combined floodgate system of earth leakage protection circuit breaker is qualified for next round of competitions in platform district - Google Patents
Long -range combined floodgate system of earth leakage protection circuit breaker is qualified for next round of competitions in platform district Download PDFInfo
- Publication number
- CN204858747U CN204858747U CN201520657272.9U CN201520657272U CN204858747U CN 204858747 U CN204858747 U CN 204858747U CN 201520657272 U CN201520657272 U CN 201520657272U CN 204858747 U CN204858747 U CN 204858747U
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- earth leakage
- leakage circuit
- phase intelligent
- protection circuit
- 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
- 229940052961 longrange Drugs 0.000 title abstract 3
- 230000011664 signaling Effects 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
Abstract
The utility model discloses a long -range combined floodgate system of earth leakage protection circuit breaker is qualified for next round of competitions in platform district, including concentrator, earth leakage protection circuit breaker, its characterized in that: still include a single -phase intelligent ammeter, this single -phase intelligent ammeter passes through RS485 bus connection with the concentrator, an order of closing a floodgate for receiving the main website sends, the power terminal outgoing lines that perhaps single -phase intelligent ammeter is connected respectively to single -phase intelligent ammeter's double bounce floodgate control contact foot and two closing contact feet of earth leakage protection circuit breaker and the power incoming wire terminal of earth leakage protection circuit breaker are connected, a separating brake or combined floodgate for controlling the earth leakage protection circuit breaker, the position sigual foot of earth leakage protection circuit breaker is through remote signalling line access concentrator's remote signalling terminal, be used for reporting the main website with the information of shifting. The utility model discloses the platform can be realized and the long -range combined floodgate of earth leakage protection circuit breaker of being qualified for the next round of competitions is distinguished.
Description
Technical field
The utility model relates to a kind of platform district outlet earth leakage circuit breaker remote switching system.
Background technology
The earth leakage circuit breaker tripping operation of agriculture radio area is frequent; the overwhelming majority trips because short-time grounding fault causes; trip condition understood by current 95598 phones that can only rely on passively; and rush to repair work often rural power person just complete to on-the-spot combined floodgate; main time delays at road; extend interruption duration, reduce power supply reliability.
For this problem; some company develops special control system; scene installs special control terminal additional; control terminal gathers the operating state of earth leakage circuit breaker by 485 interfaces; and send breaker tripping and closing instruction by 485 interfaces; realizing the Long-distance Control to earth leakage circuit breaker, there is following a few point defect in this mode:
1. need to set up special control system, investment is large;
2. site space is narrow and small, installs control terminal difficulty additional;
3. control terminal runs needs extra communication cost;
4, by 485 Interface Controller earth leakage circuit breakers, relate to the parsing of communication protocol, the earth leakage circuit breaker of different manufacturers has different communication protocol, and some early stage earth leakage circuit breaker does not have communication interface, therefore bad adaptability.
Utility model content
The purpose of this utility model is to provide that a kind of investment is little, operating cost is low, adaptable district's outlet earth leakage circuit breaker remote switching system.
This district's outlet earth leakage circuit breaker remote switching system that the utility model provides, comprise concentrator, earth leakage circuit breaker, also comprise single-phase intelligent electric energy meter, this single-phase intelligent electric energy meter is connected by RS485 bus with concentrator, for receiving the combined floodgate order that main website sends, two tripping operations of single-phase intelligent electric energy meter control contact pin and are connected respectively with two closing contact pin of earth leakage circuit breaker or the power outlet terminal of single-phase intelligent electric energy meter and the power inleting terminal sub-connection of earth leakage circuit breaker, for controlling earth leakage circuit breaker, the position signalling pin of earth leakage circuit breaker passes through the remote signalling terminal of remote signalling line access concentrator, for information reporting main website will be conjugated.
An earth leakage circuit breaker is equipped with a single-phase intelligent electric energy meter.The remote signalling number of terminals of concentrator is no less than earth leakage circuit breaker quantity.
Described earth leakage circuit breaker is integral type earth leakage circuit breaker, and two tripping operations of single-phase intelligent electric energy meter control contact pin and are connected respectively with two closing contact pin of earth leakage circuit breaker.
Described earth leakage circuit breaker is split type earth leakage circuit breaker; this split type earth leakage circuit breaker is made up of leakage relay and A.C. contactor; electric power incoming line terminal is on leakage relay; the working power of A.C. contactor is provided by leakage relay, and position signalling pin is controlled by A.C. contactor.
The utility model makes full use of existing acquiring electric energy information system; one piece of single-phase intelligent electric energy meter is joined to each earth leakage circuit breaker; controlled the combined floodgate of earth leakage circuit breaker by the break-make of the corresponding single-phase smart meter of acquiring electric energy information Systematical control, thus reach the object of remote switching.The utility model has the following advantages:
1. rely on existing acquiring electric energy information system, without extra communication expense;
2. the quantity of to press earth leakage circuit breaker increases single-phase intelligent electric energy meter, and volume is little, small investment, and the simple directly electricity consumption moral point control of construction is closed a floodgate, and without the need to resolving communication protocol, improves the adaptability to on-the-spot different model earth leakage circuit breaker;
3. intelligent meter only controls the combined floodgate node of earth leakage circuit breaker, and do not control the node that trips, therefore, remote operation can not cause tripping operation, ensure that the fail safe of operation;
4. acquisition system is to the switching on contral ripening of intelligent meter, stable, ensure that the reliability controlled earth leakage circuit breaker.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of the utility model execution mode one.
Fig. 2 is the connection layout of each terminal of Fig. 1.
Fig. 3 is the circuit block diagram of the utility model execution mode two.Fig. 2 is the connection layout of each terminal of Fig. 1.
Fig. 4 is the connection layout of each terminal of Fig. 3.
Fig. 5 is the circuit block diagram of the utility model execution mode three.
Reference numeral: concentrator I, earth leakage circuit breaker II, single-phase intelligent electric energy meter III, A.C. contactor V, leakage relay IV.
Embodiment
Execution mode one: Fig. 1 and Fig. 2 reflect the structure of the utility model execution mode one.As can be seen from this two width figure, the present invention has concentrator I, earth leakage circuit breaker II, single-phase intelligent electric energy meter III, what earth leakage circuit breaker II adopted in the present embodiment is integral type earth leakage circuit breaker, be connected by RS485 bus between RS485 interface 11 pin of RS485 interface 29 pin of concentrator I and 30 pin and single-phase intelligent electric energy meter and 12 pin, the remote signalling terminal 13 of concentrator I is connected with the position signalling pin of earth leakage circuit breaker II by remote signalling line with 14, two tripping operations of single-phase intelligent electric energy meter III control contact 5 pin and are connected respectively with two closing contact pin of earth leakage circuit breaker II respectively with 6 pin.Separating brake order is sent to concentrator I by main website, and separating brake order is sent to single-phase intelligent electric energy meter by the RS485 bus of 29 pin, 30 pin by concentrator I; After this electric energy meter receives separating brake order, its tripping operation controls between contact 5 pin and 6 pin closed.Order of closing a floodgate sent out again by main website, and after order is sent to single-phase intelligent electric energy meter III, its tripping operation controls the separated of contact 5 pin and 6 pin, and skip signal delivers to the closing contact of earth leakage circuit breaker, triggers earth leakage circuit breaker combined floodgate; The position signalling pin of earth leakage circuit breaker passes through the remote signalling terminal 13 and 14 of remote signalling line access concentrator, and displacement information is initiatively reported to collection main website after remote signalling displacement being detected by concentrator I.Thus realize remote switching.
Execution mode two: Fig. 3 and Fig. 4 reflect the circuit structure of another embodiment of the present invention.As can be seen from this two width figure; this execution mode still has concentrator I, earth leakage circuit breaker II, single-phase intelligent electric energy meter III; what adopt unlike earth leakage circuit breaker II with execution mode is split type earth leakage circuit breaker; split type earth leakage circuit breaker has leakage relay IV and A.C. contactor V; electric power incoming line terminal is on leakage relay IV; the working power of A.C. contactor V is provided by leakage relay IV, and position signalling pin is controlled by A.C. contactor.Still be connected by RS485 bus between RS485 interface 11 pin of RS485 interface 29 pin of concentrator I and 30 pin and single-phase intelligent electric energy meter and 12 pin; the remote signalling terminal 13 of concentrator I is connected with the position signalling pin on A.C. contactor V by remote signalling line with 14; the power outlet terminal of single-phase intelligent electric energy meter III and the power inleting terminal sub-connection of earth leakage circuit breaker II; the electric power incoming line terminal of earth leakage circuit breaker II is on leakage relay IV; power outlet end on leakage relay IV is connected with A.C. contactor V, for A.C. contactor V provides working power.Separating brake order is sent to concentrator by main website, and separating brake order is sent to electric energy meter by 485 buses of 29,30 terminals by concentrator.After electric energy meter receives separating brake order, its power outlet terminal 2 terminal 4 pin dead electricity, the power supply of excision leakage relay IV, makes split type earth leakage circuit breaker II tripping operation.Order of closing a floodgate sent out again by main website, and after order is sent to single-phase intelligent electric energy meter III, its power outlet terminal 2 and terminal 4 power on, and leakage relay restores electricity.Terminal 4 and the terminal 5 of leakage relay export 5V DC power supply, trigger A.C. contactor and close a floodgate.The position signalling of A.C. contactor passes through remote signalling input terminal 13 and the terminal 14 of remote signalling line access concentrator I, and displacement information is initiatively reported to collection main website after monitoring remote signalling displacement by concentrator I.Thus realize remote switching.
Execution mode three: this is an execution mode simultaneously the district's outlet of two-way platform being carried out to remote switching; as shown in Figure 5; an earth leakage circuit breaker will be equipped with a unidirectional intelligent electric energy meter; the remote signalling number of terminals of concentrator must not be less than the quantity of earth leakage circuit breaker, earth leakage circuit breaker and available integral type also can with split type.For concentrator, current 13 editions You tetra-tunnel remote signalling inputs, therefore can realize the remote switching of four circuits at present by the utility model system.
Claims (7)
1. a Zhong Tai district outlet earth leakage circuit breaker remote switching system, comprise concentrator, earth leakage circuit breaker, characterized by further comprising single-phase intelligent electric energy meter, this single-phase intelligent electric energy meter is connected by RS485 bus with concentrator, for receiving the separating brake or order of closing a floodgate that main website sends, two tripping operations of single-phase intelligent electric energy meter control contact pin and are connected respectively with two closing contact pin of earth leakage circuit breaker or the power outlet terminal of single-phase intelligent electric energy meter and the power inleting terminal sub-connection of earth leakage circuit breaker, for controlling earth leakage circuit breaker separating brake or combined floodgate, the position signalling pin of earth leakage circuit breaker passes through the remote signalling terminal of remote signalling line access concentrator, for information reporting main website will be conjugated.
2. according to claim 1 district's outlet earth leakage circuit breaker remote switching system, is characterized in that an earth leakage circuit breaker is equipped with a single-phase intelligent electric energy meter.
3. according to claim 1 and 2 district's outlet earth leakage circuit breaker remote switching system, is characterized in that the remote signalling number of terminals of concentrator is no less than earth leakage circuit breaker quantity.
4. according to claim 1 and 2 district's outlet earth leakage circuit breaker remote switching system; it is characterized in that described earth leakage circuit breaker is integral type earth leakage circuit breaker, two tripping operations of single-phase intelligent electric energy meter control contact pin and are connected respectively with two closing contact pin of earth leakage circuit breaker.
5. according to claim 1 and 2 district's outlet earth leakage circuit breaker remote switching system; it is characterized in that described earth leakage circuit breaker is split type earth leakage circuit breaker; this split type earth leakage circuit breaker is made up of leakage relay and A.C. contactor; electric power incoming line terminal is on leakage relay; the working power of A.C. contactor is provided by leakage relay, A.C. contactor control position signal pins.
6. according to claim 3 district's outlet earth leakage circuit breaker remote switching system; it is characterized in that described earth leakage circuit breaker is integral type earth leakage circuit breaker, two tripping operations of single-phase intelligent electric energy meter control contact pin and are connected respectively with two closing contact pin of earth leakage circuit breaker.
7. according to claim 3 district's outlet earth leakage circuit breaker remote switching system; it is characterized in that described earth leakage circuit breaker is split type earth leakage circuit breaker; this split type earth leakage circuit breaker is made up of leakage relay and A.C. contactor; electric power incoming line terminal is on leakage relay; the working power of A.C. contactor is provided by leakage relay, A.C. contactor control position signal pins.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520657272.9U CN204858747U (en) | 2015-08-28 | 2015-08-28 | Long -range combined floodgate system of earth leakage protection circuit breaker is qualified for next round of competitions in platform district |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520657272.9U CN204858747U (en) | 2015-08-28 | 2015-08-28 | Long -range combined floodgate system of earth leakage protection circuit breaker is qualified for next round of competitions in platform district |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204858747U true CN204858747U (en) | 2015-12-09 |
Family
ID=54749260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520657272.9U Active CN204858747U (en) | 2015-08-28 | 2015-08-28 | Long -range combined floodgate system of earth leakage protection circuit breaker is qualified for next round of competitions in platform district |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204858747U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105119372A (en) * | 2015-08-28 | 2015-12-02 | 国家电网公司 | Station area wire outlet leakage current protection breaker remote closing system and remote closing method |
CN107453480A (en) * | 2017-07-21 | 2017-12-08 | 成都汉度科技有限公司 | Anti-lightning strike taiwan area residual current action breaker online monitoring system |
CN111929572A (en) * | 2019-12-20 | 2020-11-13 | 南京南瑞继保电气有限公司 | Circuit breaker opening and closing time estimation device and method |
CN113189519A (en) * | 2021-03-29 | 2021-07-30 | 深圳市科陆电子科技股份有限公司 | Power failure detection method and system for platform area outgoing line and storage medium |
US11761997B2 (en) * | 2017-08-18 | 2023-09-19 | Sagemcom Energy & Telecom Sas | System comprising an electricity meter and a circuit breaker |
-
2015
- 2015-08-28 CN CN201520657272.9U patent/CN204858747U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105119372A (en) * | 2015-08-28 | 2015-12-02 | 国家电网公司 | Station area wire outlet leakage current protection breaker remote closing system and remote closing method |
CN107453480A (en) * | 2017-07-21 | 2017-12-08 | 成都汉度科技有限公司 | Anti-lightning strike taiwan area residual current action breaker online monitoring system |
US11761997B2 (en) * | 2017-08-18 | 2023-09-19 | Sagemcom Energy & Telecom Sas | System comprising an electricity meter and a circuit breaker |
CN111929572A (en) * | 2019-12-20 | 2020-11-13 | 南京南瑞继保电气有限公司 | Circuit breaker opening and closing time estimation device and method |
CN113189519A (en) * | 2021-03-29 | 2021-07-30 | 深圳市科陆电子科技股份有限公司 | Power failure detection method and system for platform area outgoing line and storage medium |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204858747U (en) | Long -range combined floodgate system of earth leakage protection circuit breaker is qualified for next round of competitions in platform district | |
CN105119372A (en) | Station area wire outlet leakage current protection breaker remote closing system and remote closing method | |
CN204649834U (en) | A kind of integral and intelligent electric energy meter with leakage current monitoring and protecting function | |
CN201174621Y (en) | Automatic switching control apparatus of double power supply | |
CN109560544A (en) | A kind of power distribution network self-healing method and application based on relay protection and Intelligent reclosing | |
CN103904626A (en) | Method for automatically judging and controlling power distribution network failure in ring main unit power supply | |
CN103701199B (en) | A kind of switching control system in parallel falling protection with cyclization choosing | |
CN204928105U (en) | Power distribution terminal device with trip protections function of preventing bypassing immediate leadership | |
CN104810919A (en) | Automatic switching device and method based on standby power supply | |
CN103066575A (en) | Control method of rapidly finding fault | |
CN110988524B (en) | Automatic function test device of full-automatic recloser formula feeder | |
CN101860075A (en) | Three-power supply automatic switching device | |
CN103915825A (en) | Automatic power distribution network fault judging and controlling method of full-load switch ring main unit power supply | |
CN204205576U (en) | A kind of T link differential protection | |
CN202004325U (en) | Secondary schematic wiring diagram of bus-tie cabinet | |
CN103915826A (en) | Automatic power distribution network fault judging and control method of full-breaker ring main unit power supply | |
CN104020382A (en) | Three-phase portable simulation circuit breaker | |
CN204760332U (en) | Circuit breaker operating device controlgear and control box thereof | |
CN201656555U (en) | Three-power-supply automatic switching-over device | |
CN208272608U (en) | Overcurrent protection relay circuit and overcurrent protection relay | |
CN207366652U (en) | A kind of DC ground fault simulator based on WiFi controls | |
CN201937341U (en) | Non-voltage recovery device of remote monitoring type distribution room | |
CN205595776U (en) | Microcomputer based relay protec tion system with location self test function | |
CN202362426U (en) | Test device of vacuum circuit breaker | |
CN206099510U (en) | Control system is hauled oneself willingly into fully to three inlet wires of low pressure, three female antithetical couplets based on PLC realizes |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |