CN106451787A - Intelligent boundary circuit breaker control system - Google Patents
Intelligent boundary circuit breaker control system Download PDFInfo
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- CN106451787A CN106451787A CN201610994353.7A CN201610994353A CN106451787A CN 106451787 A CN106451787 A CN 106451787A CN 201610994353 A CN201610994353 A CN 201610994353A CN 106451787 A CN106451787 A CN 106451787A
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- 238000004891 communication Methods 0.000 claims abstract description 32
- 230000003750 conditioning effect Effects 0.000 claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims description 31
- 239000004973 liquid crystal related substance Substances 0.000 claims description 7
- 230000000474 nursing effect Effects 0.000 claims description 6
- 230000001143 conditioned effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Classifications
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- H02J13/0075—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention provides an intelligent boundary circuit breaker control system. The intelligent boundary circuit breaker control system is composed of a signal acquisition and conditioning module, a boundary circuit breaker control circuit, a wireless radio frequency communication module, a remote communication and control module and a driving control output and execution module, wherein the boundary circuit breaker control circuit is in electric signal connection with the signal acquisition and conditioning module, the wireless radio frequency communication module, the remote communication and control module and the driving control output and execution module. According to the control system provided by the invention, a dual-mode communication network is constructed through an intelligent power distribution monitoring system composed of a plurality of zone areas located at different places, so as to ensure that boundary circuit breakers in the zone areas can be operated in in-time monitoring, and switching-on/off operation manners; the switching-on/off operation manners are realized through a first driving control circuit or a second driving control circuit or manual operation, so that an overload capability of a line is improved, and safe and stable operation of a power grid is facilitated.
Description
Technical field
The present invention relates to power distribution information radio transmission technical field, particularly to a kind of intelligent demarcation breaker control system
System.
Background technology
The application of intelligent demarcation breaker serves for the load monitoring of power supply-distribution system and the stable operation of electrical network
Good effect, but as for distribution department, sophisticated equipment using being not intended to limit the electricity consumption consumption of client, and
It is stable, the normal operation in order to ensure equipment on the basis of limited electric power resource by suitable technical measures.
Fast development with China's economy and the raising of living standards of the people, electric load increases rapidly, and peak-valley difference is not
Break and widen, rate of load condensate declines, if simple rely on scale of expanding investment to increase installed capacity to meet of short duration spike electricity consumption, no
Huge power construction fund only to be put into, and can lead to on distribution cost because of the continuous decline of power equipment utilization rate
Rise.
Content of the invention
It is an object of the invention to provide a kind of intelligent demarcation breaker control system, by multiple platforms positioned at different location
The intelligent power distribution monitoring system that district's groups become passes through structure " bimodulus " communication network to be guaranteed the demarcation circuit breaker in these areas is done
To immediately monitoring and point, closing operation mode operate, these points, closing operation mode pass through the first drive control circuit, second
Drive control circuit and manually operated go realize, thus improve circuit overload ability, be conducive to the safely and steadly fortune of electrical network
OK.Meanwhile, this control system has harmonic wave Urine scent technology, enables the power grid environment of real no-harmonic wave pollution.
Technical solution proposed by the invention is such：
A kind of intelligent demarcation breaker control system, described intelligent demarcation breaker control system is by signals collecting and conditioning mould
Block, demarcation circuit breaker control circuit, wireless radio-frequency communication module, telecommunication and control module and drive control output and execution
Module forms, described demarcation circuit breaker control circuit respectively with signals collecting and conditioning module, wireless radio-frequency communication module, long-range
Communication is connected as electric signal with performing module with control module and drive control output.
Described signals collecting and conditioning module include three-phase alternating voltage signals collecting 1, three-phase alternating current signals collecting 2, remain
Aftercurrent signals collecting 3, the first signal condition 4, the first signal condition frequency analysis 5, secondary signal conditioning frequency analysis 6, the
Binary signal conditioning collection 7, the 3rd signal condition 8, described three-phase alternating voltage signals collecting 1 input and external three-phase alternating current
Voltage Un connect, three-phase alternating voltage signals collecting 1 output end respectively with the first signal condition 4 input and the first signal condition
Frequency analysis 5 input connects, and the first signal condition 4 inputs to 16 single-chip microcomputers 9 after signal being made with AC-DC conversion and nursing one's health
A/D conversion port, the first conditioned signal frequency analysis 5 inputs to 16 lists after signal is made with AC-DC conversion and frequency analysis
The A/D conversion port of piece machine 9, described three-phase alternating current signals collecting 2 input is connected with external three-phase alternating current In,
Three-phase alternating current signals collecting 2 output end nurses one's health frequency analysis 6 input with secondary signal respectively and secondary signal conditioning 7 is defeated
Enter end to connect, secondary signal conditioning frequency analysis 6 inputs to 16 single-chip microcomputers 9 after signal is made with AC-DC conversion and frequency analysis
A/D conversion port, secondary signal conditioning 7 inputs and turns to the A/D of 16 single-chip microcomputers 9 after signal being made with AC-DC conversion and nursing one's health
Change port, described residual current signals collecting 3 input and external residual current IΔConnect, residual current signals collecting（3）
Output end and the 3rd signal condition（8）Input connects, after residual current signals collecting 3 is made AC-DC conversion and nursed one's health to signal
Input to the A/D conversion port of 16 single-chip microcomputers 9.
Described demarcation circuit breaker control circuit includes 16 single-chip microcomputers 9, a MCU10, a USART port 11, first
RS485 EBI 12, liquid crystal display 13, USB port 14, the first drive control circuit 15 and three phase mains supply module
16, a USART port 11 is bi-directionally connected with 16 single-chip microcomputers 9, a USART port 11 and a RS485 EBI 12
It is bi-directionally connected, 16 single-chip microcomputer 9 output ends and liquid crystal display（13）It is connected, USB port（14）With 16 single-chip microcomputers（9）Double
To connection, a MCU（10）With 16 single-chip microcomputers（9）It is bi-directionally connected, a MCU10 and the two-way company of the first drive control circuit 15
Connect, three phase mains supply module 16 is connected with 16 single-chip microcomputer 9 ac power input ends.
Described wireless radio-frequency communication module includes the 2nd RS485 EBI 17, the 2nd USART port 18, second
MCU19, radio-frequency module 20 and relay amplifier 21, described 2nd RS485 EBI 17 and demarcation circuit breaker control circuit
First RS485 EBI 12 is bi-directionally connected, and the 2nd RS485 EBI 17 and the 2nd USART port 18 are bi-directionally connected, and second
USART port 18 is bi-directionally connected with the 2nd MCU19, and the 2nd MCU19 and radio-frequency module 20 are bi-directionally connected, radio-frequency module 20 and relaying
Amplifier 21 is bi-directionally connected.
Described telecommunication and control module include the 3rd MCU22, remote communication module 23 and the second drive control circuit
24, described 3rd MCU22 is bi-directionally connected with the USB port 14 of demarcation circuit breaker control circuit, the 3rd MCU22 and telecommunication mould
Block 23 is bi-directionally connected, and the 3rd MCU22 is bi-directionally connected with the second drive control circuit 24.
Described drive control output and performing module include relay or functional control module 25, manual and automatic control modulus of conversion
Block 26, demarcation circuit breaker 27 and manual instruction 28, described relay or functional control module 25 and demarcation circuit breaker control circuit
The first drive control circuit 15 be bi-directionally connected, relay or functional control module 25 and telecommunication and the second of control module
Drive control circuit 24 is bi-directionally connected, manually with automatic control modular converter 26 respectively with relay or functional control module 25 and demarcate
Breaker 27 is bi-directionally connected, and is connected with manual instruction 28 with automatic control modular converter 26 input manually.
Compared with prior art, the present invention has following remarkable result：
（1）The invention provides the wireless self-networking transmission between the demarcation circuit breaker of different location, it can be by being located at
Relay amplifier in each intelligent demarcation breaker is carried out, and so can guarantee that the distance of transmission is farther.
（2）16 single-chip computer control systems of this intelligent demarcation breaker control system and the Surveillance center in platform area are to adopt
Dual mode communication mode contacts.When long-range communication network can cover this TV station area, contacted using telecommunication mode；When long-range
Communication network when can not cover this TV station area, just contacted using twireless radio-frequency communication mode.
（3）This intelligent demarcation breaker control system has triple channel control function：Drive control in control system is defeated
Go out with the relay in performing module or functional control module can execute 16 single-chip microcomputers point, reclosing command, in 16 lists
Piece machine system malfunctions can not send point, reclosing command when can also be by executing telecommunication and control module send
Point, reclosing command；And " manual " and " automatic control " modular converter then can carry out manual switch by the operating personnel of the system so that certainly
This point fixed, reclosing command take " automatic control " executive mode or " manual " executive mode.
（4）This control system, will be non-sinusoidal using the algorithm based on high speed acquisition and discrete Fourier transform
Voltage, current signal enter 16 single-chip microcomputers through signals collecting and conditioning module, are transformed to discrete numeral by high-speed a/d
Signal, then the harmonic component of 1 time to 64 times can be calculated through discrete Fourier transform.In the present system according to actual need
Only to show the voltage of 1 time to 10 times and the harmonic component of electric current（Wave amplitude and phase place）.The system pass through above-mentioned harmonic wave self
Technology of identification, can targetedly carry out electric energy harmonic wave control, realize the power grid environment of real no-harmonic wave pollution.
（5）The present invention is using the base being made up of multiple intelligent demarcation breaker control system terminals being arranged on different location
Guaranteeing now in the intelligent power distribution monitoring system being wirelessly transferred MANET and Wireless remote control such a bi-mode control mode
Have electrical network power supply capacity to meet user power utilization demand under conditions of, can be suitable for reduce transformer spare capacity and improve circuit
Overload capacity, is conducive to the safely and steadly operation of electrical network, thus, one can be built and meet power production management demand for services
Distribution Special intelligent unit-area management system, i.e. intelligent power supply system, and then realize Power System Intelligent.
Brief description
Fig. 1 is a kind of electric theory structure schematic diagram of intelligent demarcation breaker control system of one embodiment of the invention.
Specific embodiment
By example below, the present invention is further elaborated.
Shown in Figure 1, a kind of intelligent demarcation breaker control system is by signals collecting and conditioning module, demarcation circuit breaker
Control circuit, wireless radio-frequency communication module, telecommunication and control module and drive control output and performing module composition, described
Demarcation circuit breaker control circuit respectively with signals collecting and conditioning module, wireless radio-frequency communication module, telecommunication and control mould
Block and drive control output are connected as electric signal with performing module.
Described signals collecting and conditioning module include three-phase alternating voltage signals collecting 1, three-phase alternating current signals collecting
2nd, residual current signals collecting 3, the first signal condition 4, the first signal condition frequency analysis 5, secondary signal conditioning frequency analysis
6th, secondary signal conditioning collection 7, the 3rd signal condition 8, described three-phase alternating voltage signals collecting 1 input and external three-phase
Alternating voltage Un connect, three-phase alternating voltage signals collecting 1 output end respectively with the first signal condition 4 input and the first signal
Conditioning frequency analysis 5 input connects, and the first signal condition 4 inputs to 16 monolithics after signal being made with AC-DC conversion and nursing one's health
The A/D conversion port of machine 9, the first conditioned signal frequency analysis 5 inputs to 16 after signal is made with AC-DC conversion and frequency analysis
The A/D conversion port of position single-chip microcomputer 9, described three-phase alternating current signals collecting 2 input and external three-phase alternating current In
Connect, three-phase alternating current signals collecting 2 output end nurses one's health frequency analysis 6 input with secondary signal respectively and secondary signal is adjusted
Manage 7 inputs to connect, secondary signal conditioning frequency analysis 6 inputs to 16 lists after signal is made with AC-DC conversion and frequency analysis
The A/D conversion port of piece machine 9, secondary signal conditioning 7 inputs to 16 single-chip microcomputers 9 after signal being made with AC-DC conversion and nursing one's health
A/D conversion port, described residual current signals collecting 3 input and external residual current IΔConnect, residual current signal is adopted
Collection（3）Output end and the 3rd signal condition（8）Input connect, residual current signals collecting 3 signal is made AC-DC conversion with
Input after conditioning to the A/D conversion port of 16 single-chip microcomputers 9.
Described demarcation circuit breaker control circuit includes 16 single-chip microcomputers 9, a MCU10, a USART port 11, first
RS485 EBI 12, liquid crystal display 13, USB port 14, the first drive control circuit 15 and three phase mains supply module
16, a USART port 11 is bi-directionally connected with 16 single-chip microcomputers 9, a USART port 11 and a RS485 EBI 12
It is bi-directionally connected, 16 single-chip microcomputer 9 output ends and liquid crystal display（13）It is connected, USB port（14）With 16 single-chip microcomputers（9）Double
To connection, a MCU（10）With 16 single-chip microcomputers（9）It is bi-directionally connected, a MCU10 and the two-way company of the first drive control circuit 15
Connect, three phase mains supply module 16 is connected with 16 single-chip microcomputer 9 ac power input ends.
Described wireless radio-frequency communication module includes the 2nd RS485 EBI 17, the 2nd USART port 18, second
MCU19, radio-frequency module 20 and relay amplifier 21, described 2nd RS485 EBI 17 and demarcation circuit breaker control circuit
First RS485 EBI 12 is bi-directionally connected, and the 2nd RS485 EBI 17 and the 2nd USART port 18 are bi-directionally connected, and second
USART port 18 is bi-directionally connected with the 2nd MCU19, and the 2nd MCU19 and radio-frequency module 20 are bi-directionally connected, radio-frequency module 20 and relaying
Amplifier 21 is bi-directionally connected.
Described telecommunication and control module include the 3rd MCU22, remote communication module 23 and the second drive control circuit
24, described 3rd MCU22 is bi-directionally connected with the USB port 14 of demarcation circuit breaker control circuit, the 3rd MCU22 and telecommunication mould
Block 23 is bi-directionally connected, and the 3rd MCU22 is bi-directionally connected with the second drive control circuit 24.
Described drive control output and performing module include relay or functional control module 25, manual and automatic control modulus of conversion
Block 26, demarcation circuit breaker 27 and manual instruction 28, described relay or functional control module 25 and demarcation circuit breaker control circuit
The first drive control circuit 15 be bi-directionally connected, relay or functional control module 25 and telecommunication and the second of control module
Drive control circuit 24 is bi-directionally connected, manually with automatic control modular converter 26 respectively with relay or functional control module 25 and demarcate
Breaker 27 is bi-directionally connected, and is connected with manual instruction 28 with automatic control modular converter 26 input manually.
This intelligent demarcation breaker control system is contacted using dual mode communication mode with the Surveillance center in platform area.When long-range
When communication network can cover this TV station area, contacted using telecommunication mode；When long-range communication network can not cover this TV station area
When, then contacted using twireless radio-frequency communication mode.
Telecommunication mode is to pass through USB port 14 and telecommunication and the 3rd of control module by 16 single-chip microcomputers 9
MCU22 connects, to enter the bi-directionally transmitted of row information with Surveillance center of platform area.If 16 single-chip microcomputers 9 break down and can not hold
Surveillance center of Hang Tai area point, reclosing command, then the 3rd MCU22 of telecommunication and control module will not receive 16 monolithics
The confirmation signal of machine 9, now the 3rd MCU22 can be by the second drive control circuit 24 directly to relay or power and energy mould
Block 25 transmission point, reclosing command, to demarcation circuit breaker 27 execution point, closing operation.
Twireless radio-frequency communication mode is to pass through a RS485 EBI by 16 single-chip microcomputers 9 and a USART port 11
12 are connected, with the 2nd RS485 EBI 17 of wireless radio-frequency communication module, the two-way biography that row information is entered by Surveillance center of Bing Yutai area
Send.
Relay in drive control output and performing module or functional control module 25 can execute 16 single-chip microcomputers 9
Point, reclosing command, break down in 16 single-chip microcomputers 9 can not send point, reclosing command when can also be by execution telecommunication
With control module point, reclosing command；And " manual " then can be carried out by the operating personnel of the system with " automatic control " modular converter 26
Manual switch is to determine that this point, reclosing command are using " automatic control " executive mode or " manual " executive mode.
16 described single-chip microcomputers 9 control whole operation functions of the intelligent demarcation breaker control system in this TV station area.
Whole signals are included the inspection of the harmonic component of three-phase alternating voltage, three-phase alternating current, residual current and voltage x current by it
Survey result and export and show to liquid crystal display 13.Supervised with platform area with control module by wireless radio-frequency communication module and telecommunication
Control center carries out two-way communication and can pass through the first drive control circuit 15 or the second driving according to the instruction of Surveillance center of platform area
Control circuit 24 execute demarcation circuit breaker 27 point, feed motion.
Claims (6)
1. a kind of intelligent demarcation breaker control system it is characterised in that：Described intelligent demarcation breaker control system is by signal
Collection and conditioning module, demarcation circuit breaker control circuit, wireless radio-frequency communication module, telecommunication and control module and driving control
System output and performing module composition, described demarcation circuit breaker control circuit respectively with signals collecting and conditioning module, less radio-frequency
Communication module, telecommunication are connected as electric signal with performing module with control module and drive control output.
2. intelligent demarcation breaker control system according to claim 1 it is characterised in that：Described signals collecting and conditioning
Module includes three-phase alternating voltage signals collecting（1）, three-phase alternating current signals collecting（2）, residual current signals collecting（3）、
First signal condition（4）, the first signal condition frequency analysis（5）, secondary signal conditioning frequency analysis（6）, secondary signal conditioning
Collection（7）, the 3rd signal condition（8）, described three-phase alternating voltage signals collecting（1）Input and external three-phase alternating voltage
Un connects, three-phase alternating voltage signals collecting（1）Output end respectively with the first signal condition（4）Input and the first signal condition
Frequency analysis（5）Input connects, the first signal condition（4）Input to 16 monolithics after signal being made with AC-DC conversion and nursing one's health
Machine（9）A/D conversion port, the first conditioned signal frequency analysis（5）Input after signal is made with AC-DC conversion and frequency analysis
To 16 single-chip microcomputers（9）A/D conversion port, described three-phase alternating current signals collecting（2）Input intersects with external three
Stream electric current In connects, three-phase alternating current signals collecting（2）Output end nurses one's health frequency analysis with secondary signal respectively（6）Input
With secondary signal conditioning（7）Input connects, and secondary signal nurses one's health frequency analysis（6）Signal is made with AC-DC conversion divide with harmonic wave
Input after analysis to 16 single-chip microcomputers（9）A/D conversion port, secondary signal nurse one's health（7）Signal is made with AC-DC conversion and conditioning
After input to 16 single-chip microcomputers（9）A/D conversion port, described residual current signals collecting（3）Input and external residue
Electric current IΔConnect, residual current signals collecting（3）Output end and the 3rd signal condition（8）Input connects, residual current signal
Collection（3）Input to 16 single-chip microcomputers after signal being made with AC-DC conversion and nursing one's health（9）A/D conversion port.
3. intelligent demarcation breaker control system according to claim 1 it is characterised in that：Described demarcation circuit breaker controls
Circuit includes 16 single-chip microcomputers（9）, a MCU（10）, a USART port（11）, a RS485 EBI（12）, liquid
Crystal display（13）, USB port（14）, the first drive control circuit（15）With three phase mains supply module（16）, a USART
Port（11）With 16 single-chip microcomputers（9）It is bi-directionally connected, a USART port（11）With a RS485 EBI（12）Two-way
Connect, 16 single-chip microcomputers（9）Output end and liquid crystal display（13）It is connected, USB port（14）With 16 single-chip microcomputers（9）Two-way
Connect, a MCU（10）With 16 single-chip microcomputers（9）It is bi-directionally connected, a MCU（10）With the first drive control circuit（15）Two-way
Connect, three phase mains supply module（16）With 16 single-chip microcomputers（9）Ac power input end connects.
4. intelligent demarcation breaker control system according to claim 1 it is characterised in that：Described twireless radio-frequency communication mould
Block includes the 2nd RS485 EBI（17）, the 2nd USART port（18）, the 2nd MCU（19）, radio-frequency module（20）And relaying
Amplifier（21）, described 2nd RS485 EBI（17）A RS485 EBI with demarcation circuit breaker control circuit
（12）It is bi-directionally connected, the 2nd RS485 EBI（17）With the 2nd USART port（18）It is bi-directionally connected, the 2nd USART port
（18）With the 2nd MCU（19）It is bi-directionally connected, the 2nd MCU（19）With radio-frequency module（20）It is bi-directionally connected, radio-frequency module（20）With in
Continue amplifier（21）It is bi-directionally connected.
5. intelligent demarcation breaker control system according to claim 1 it is characterised in that：Described telecommunication and control
Module includes the 3rd MCU（22）, remote communication module（23）With the second drive control circuit（24）, described 3rd MCU（22）With
The USB port of demarcation circuit breaker control circuit（14）It is bi-directionally connected, the 3rd MCU（22）With remote communication module（23）Two-way company
Connect, the 3rd MCU（22）With the second drive control circuit（24）It is bi-directionally connected.
6. intelligent demarcation breaker control system according to claim 1 it is characterised in that：The output of described drive control with
Performing module includes relay or functional control module（25）, manually and automatic control modular converter（26）, demarcation circuit breaker（27）With
Manual instruction（28）, described relay or functional control module（25）The first drive control electricity with demarcation circuit breaker control circuit
Road（15）It is bi-directionally connected, relay or functional control module（25）The second drive control circuit with telecommunication and control module
（24）It is bi-directionally connected, manual and automatic control modular converter（26）Respectively with relay or functional control module（25）And demarcation circuit breaker
（27）It is bi-directionally connected, manual and automatic control modular converter（26）Input and manual instruction（28）Connect.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610994353.7A CN106451787A (en) | 2016-11-11 | 2016-11-11 | Intelligent boundary circuit breaker control system |
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| CN201610994353.7A CN106451787A (en) | 2016-11-11 | 2016-11-11 | Intelligent boundary circuit breaker control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110854827A (en) * | 2019-10-25 | 2020-02-28 | 深圳供电局有限公司 | Protection system of direct current residual current circuit breaker |
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| CN205542626U (en) * | 2016-01-19 | 2016-08-31 | 深圳市坤钤泰科技有限公司 | Circuit breaker is divided to intelligence that can freely switch manual automatic control mode |
| CN206293973U (en) * | 2016-11-11 | 2017-06-30 | 广东佛电电器有限公司 | A kind of intelligent demarcation breaker control system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110854827A (en) * | 2019-10-25 | 2020-02-28 | 深圳供电局有限公司 | Protection system of direct current residual current circuit breaker |
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