CN106229228A - Intelligent leakage circuit breaker - Google Patents
Intelligent leakage circuit breaker Download PDFInfo
- Publication number
- CN106229228A CN106229228A CN201610854435.1A CN201610854435A CN106229228A CN 106229228 A CN106229228 A CN 106229228A CN 201610854435 A CN201610854435 A CN 201610854435A CN 106229228 A CN106229228 A CN 106229228A
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- Prior art keywords
- breaker
- stator
- breaker body
- circuit breaker
- line
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
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Abstract
The invention provides a kind of intelligent leakage circuit breaker, including breaker body, controller body, described controller body includes housing, circuit board and control module, the side profile of described housing is suitable with the side profile of described breaker body, the left side of described housing is provided with opening, described circuit board is fixed on the right flank of described housing, and described control module is fixed on described circuit board, and described housing is fixed on the right flank of described breaker body；Described control module includes transformator, processor and wireless communication module, 220V power taking line is led on the right flank of described breaker body, described 220V power taking line electrically connects with the input of described transformator, the outfan of described transformator electrically connects with described processor, described wireless communication module electrically connects with described processor, and described wireless communication module is also connected with external device communication.This intelligent leakage circuit breaker volume is little, and it is convenient that installation is safeguarded, and can realize remotely controlling.
Description
Technical field
The present invention relates to breaker technical field, particularly to a kind of intelligent leakage circuit breaker.
Background technology
The most volume of existing intelligent leakage circuit breaker is relatively big, installs and safeguards inconvenience.
Currently also occur in that the intelligent electricity leakage protector of small volume, such as, the China of Publication No. CN104779704A
Patent of invention discloses a kind of intelligent micro-circuit breaker, has breaker body and is built in breaker body for gathering electricity
Flow the transformer of signal, for gathering the temperature sensor of temperature rise signal, for gathering the SD collection point of circuit-breaker status signal
With OF acquisition node, AD sampling A/D chip, microprocessor, port and storage capacitor；Described transformer gathers current signal, temperature
Sensor acquisition temperature rise signal, SD acquisition node and OF acquisition node gather circuit-breaker status signal, and these signals are sampled through AD
After chip dies number conversion, data are passed to microprocessor, microprocessor the data received are calculated and by protocol code after
Delivering to port, port upload the data to higher level's monitoring system.Although have the advantages that volume is little, but by micro-process
Device, temperature sensor are placed in breaker body, make the shortcoming that electromagnetic interference is strong.
Summary of the invention
The technical problem to be solved is: provides one to install and safeguards intelligent leakage circuit breaker easily.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is:
A kind of intelligent leakage circuit breaker, including breaker body, also includes that controller body, described controller body include
Housing, circuit board and control module, the side profile of described housing is suitable with the side profile of described breaker body, described
The left side of housing is provided with opening, and described circuit board is fixed on the right flank of described housing, and described control module is fixed on described
On circuit board, described housing is fixed on the right flank of described breaker body；
Described control module includes transformator, processor and wireless communication module, on the right flank of described breaker body
Leading to 220V power taking line, described 220V power taking line electrically connects with the input of described transformator, the outfan of described transformator
Electrically connecting with described processor, described wireless communication module electrically connects with described processor, and described wireless communication module is also with outward
Portion's equipment communication connection.
The beneficial effects of the present invention is: the housing of controller body is without Left-Hand Panel, the housing side of controller body
Profile is adaptive with the side profile of breaker body, and the housing of controller body is fixed on the right flank of breaker body, i.e.
Controller body is identical with the profile of breaker body, and both adjacent connections, makes intelligent leakage circuit breaker have compact conformation,
Volume is little, light weight, it is simple to the advantage installed and safeguard；By breaker body between controller body and breaker body
Right panel is kept apart, and makes intelligent leakage circuit breaker have the separate effect of strong and weak electricity, makes controller body with chopper originally
Electromagnetic interference between body is little；The intrinsic circuit board of controller is fixed on housing, and control module is fixing on circuit boards, knot
Structure is reasonable, installs maintenance convenient；Control module includes that transformator, transformator make the voltage of the 220V from breaker body introducing turn
It is changed to low tension output, meets the low-voltage power supply demand of controller body；Processor, as the core of control module, processes various
Inputoutput data；Wireless communication module realizes the communication connection between control module and external equipment, it is simple to external equipment is supervised
The operational factor of control chopper, and the control that chopper is opened and closed is realized by external equipment；Preferably, described nothing
Line communication module be in WIFI communication module, 4G module, 3G module, 2G module, bluetooth module any one or multiple；Excellent
Selection of land, external equipment be in PC, intelligent comprehensive controller, panel computer, mobile phone, server any one or multiple；
Preferably, the housing of controller body on the right flank of breaker body, has mounting process simple by rivet, peace
Fill fireballing advantage.
Accompanying drawing explanation
Fig. 1 is the general assembly drawing of the intelligent leakage circuit breaker of the embodiment of the present invention；
Fig. 2 is the disassembly diagram of the intelligent leakage circuit breaker of the embodiment of the present invention；
Fig. 3 is the scheme of installation of the temperature sensor of the intelligent leakage circuit breaker of the embodiment of the present invention；
Fig. 4 is the structural representation that the temperature sensor of the embodiment of the present invention is connected with the first stator, the second stator.
Label declaration:
1, breaker body；2, controller body；
11,220V power taking line；12, copper-manganese current sample line；13,220V voltage sample line；14, circuit breaker trip controls
Line；15, circuit breaker switch state line；
21, housing；22, circuit board；23, control module；24, temperature sensor；25, the first stator；251, anti-skidding convex
Rise；26, the second stator；27, LED light.
Detailed description of the invention
By describing the technology contents of the present invention in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is: be set to identical by controller body with the side profile of breaker body,
And adjacent with breaker body be connected, wireless communication module is set in controller body, makes intelligent leakage circuit breaker have body
Long-pending little, it is simple to install and safeguard, remote controlled.
Refer to Fig. 1 to Fig. 4, the invention provides a kind of intelligent leakage circuit breaker, including breaker body 1, also include
Controller body 2, described controller body 2 includes housing 21, circuit board 22 and control module 23, outside the side of described housing 21
Shape is suitable with the side profile of described breaker body 1, and the left side of described housing 21 is provided with opening, and described circuit board 22 is fixed
On the right flank of described housing 21, described control module 23 is fixed on described circuit board 22, and described housing 21 is fixed on institute
State on the right flank of breaker body 1；
Described control module 23 includes transformator, processor and wireless communication module, the right flank of described breaker body 1
On lead to 220V power taking line 11, described 220V power taking line 11 electrically connects with the input of described transformator, described transformator
Outfan electrically connects with described processor, and described wireless communication module electrically connects with described processor, described wireless communication module
Also it is connected with external device communication.
Further, described breaker body 1 include detection of electrical leakage module, tripping coil, the first zero sequence current mutual inductor,
N pole power line and L pole power line, the primary side of described first zero sequence current mutual inductor and described N pole power line and L pole power line
Connecting, secondary side is connected with described detection of electrical leakage module, and described detection of electrical leakage module is connected with described tripping coil.
Seen from the above description, detection of electrical leakage module is used for detecting whether breaker body 1 leaks electricity, and tripping coil is used for controlling
The break-make of chopper processed, N pole power line and L pole power line through the centre of described first zero sequence current mutual inductor, secondary side with
Detection of electrical leakage module connects, and the first zero sequence current mutual inductor is used for sensing on N pole power line and L pole power line whether have electric leakage
Stream, detection of electrical leakage module collect first zero sequence current mutual inductor output leakage current time, output control signal to tripping coil,
Tripping coil belongs to a part for electrical apparatus release, now, electrical apparatus release action, it is achieved automatically powering off of breaker body 1.
Further, described control module 23 also includes the second zero sequence current mutual inductor, described second zero sequence current mutual inductance
The primary side of device is connected with described N pole power line and L pole power line, and secondary side is connected with described processor.
Seen from the above description, N pole power line and L pole power line pass the centre of described second zero sequence current mutual inductor,
Secondary side is connected with processor, and the second zero sequence current mutual inductor is used for sensing on N pole power line and L pole power line whether have electric leakage
Stream, processor collects the leakage current of the second zero sequence current mutual inductor output and stores, and leakage current also can be passed through by processor
Wireless communication module transmits to external equipment, it is achieved remotely check the leakage current size on N pole power line and L pole power line.
Further, also to include that temperature sensor 24, described temperature sensor 24 are fixed on described for described controller body 2
On the right flank of breaker body 1, and it is positioned at the outside of described breaker body 1, described temperature sensor 24 and described process
Device connects.
Seen from the above description, temperature sensor 24 is positioned at the outside of breaker body 1, and is fixed on breaker body 1
Right flank on, both reached strong and weak electricity separately, the effect that electromagnetic interference is little, also achieve the inspection of the temperature to breaker body 1
Survey.
Further, described controller body 2 also includes the first stator 25 and the second stator 26, and described first fixes
The cross sectional shape of sheet 25 is U-shaped, and the cross sectional shape of described second stator 26 is in-line, described first stator 25 of U-shaped
Inside middle portion face and described second stator 26 between distance suitable with the width of described temperature sensor 24, described
One stator 25 and described second stator 26 are each attached on the right flank of described breaker body 1, and are positioned at described open circuit
The outside of device body 1.
Seen from the above description, the profile of temperature sensor 24 is cylindrical, and the lead-out wire of temperature sensor 24 is from cylinder
The two ends of shape are drawn, and temperature sensor 24 is clamped by the first stator 25 and the second stator 26, the first stator 25 and second
Stator 26 is each attached on the right flank of breaker body 1, novel and reasonable structure, fixing easy to connect, it is preferable that first is solid
Stator 25 and the second stator 26 are sheet metal, make the first stator 25 and the second stator 26 have good conductivity of heat
Can, make temperature sensor 24 measure more accurate；The cross sectional shape of the first stator 25 is U-shaped, the first stator 25 and second
After temperature sensor 24 is clamped by stator 26, can effectively prevent temperature sensor 24 from the first stator 25 and the second stator
The end of 26 is run out of, effective spacing temperature sensor 24；Preferably, temperature sensor 24 is critesistor, have highly sensitive,
The advantage of low cost.
Further, described first stator 25 and the second stator 26 are fixed on described chopper originally by heat-proof silica gel
On the right flank of body 1.
Seen from the above description, the first stator 25 and the second stator 26 are fixing on-board the circuit breaker by heat-proof silica gel,
Making the first stator 25 and the second stator 26 stable connection, it is convenient to install.
Further, the inside middle portion face of described first stator 25 is provided with anti-skidding protruding 251, described anti-skidding projection
The cross sectional shape of 251 is arc.
Seen from the above description, the inside middle portion face of the first stator 25 is provided with anti-skidding protruding 251, when the first stator
25 and second stator 26 when clamping, can effectively prevent temperature sensor 24 between the first stator 25 and the second stator 26
Displacement；The anti-skidding cross sectional shape of protruding 251 is arc, can effectively prevent anti-skidding protruding 251 to damage temperature sensor 24.
Further, the right flank of described breaker body 1 leads to copper-manganese current sample line 12 and 220V voltage adopt
Line-transect 13, described copper-manganese current sample line 12 and 220V voltage sample line 13 is all connected with described processor.
Seen from the above description, the load current information of breaker body 1 is fed back to process by copper-manganese current sample line 12
Device, the load current information of the breaker body 1 received also can be fed back to external equipment, thus realize open circuit by processor
Whether the detection of the load current of device body 1, there is overload phenomenon for effectively detection breaker body 1；220V voltage sample
The load voltage information of breaker body 1 is fed back to processor by line 13, and processor also can be by the breaker body 1 that receives
Load voltage information feeds back to external equipment, thus realizes the detection of the load voltage to breaker body 1, for effectively detection
Whether breaker body 1 there is overvoltage, under-voltage phenomenon.
Further, described breaker body 1 also includes electrical apparatus release and L pole, N pole on-off system, described electrical apparatus release and N pole L
Pole on-off system connects, and L pole, described N pole on-off system is also connected with load N pole power line and the load L pole power line of peripheral hardware；
Circuit breaker trip control line 14, described circuit breaker trip control line 14 one end is led on the right flank of described breaker body 1
Being connected with described electrical apparatus release, the other end is connected with described processor.
Seen from the above description, N pole L pole on-off system connects with load N pole power line and the load L pole power line of peripheral hardware
Connecing, for controlling the access between breaker body 1 and loaded line and disconnection, electrical apparatus release is connected with L pole, N pole on-off system,
Electrical apparatus release controls the action of L pole, N pole on-off system；Circuit breaker trip control line 14 one end is connected with electrical apparatus release, the other end and place
Reason device connects, it is simple to controlled the break-make of electrical apparatus release by processor, it is achieved between Based Intelligent Control breaker body 1 and loaded line
Access and disconnection.
Further, described breaker body 1 also includes that chopper on off operating mode detects device, described breaker body 1
Right flank on lead to circuit breaker switch state line 15, described circuit breaker switch state line 15 one end and described chopper break-make
Condition checkout gear connects, and the other end is connected with described processor.
Seen from the above description, chopper on off operating mode detection device is used for detecting whether breaker body 1 has electricity, open circuit
Device on off state line 15 one end is connected with chopper on off operating mode detection device, and the other end is connected with processor, is led to by chopper
The testing result of disconnected condition checkout gear feeds back to processor, it is achieved the monitoring to breaker body 1 on off operating mode.
Further, described controller body 2 also includes that LED light 27, described LED light 27 are positioned at described control
On the positive side of device body 2.
Seen from the above description, arranging LED light 27 on controller body 2, the quantity of LED light 27 is at least
One, information control volume body being detected carries out indication feedback, it is simple to directly observe the state of breaker body 1.
Further, the voltage of the input of described transformator is 220V, and the voltage of outfan is 5V.
Seen from the above description, the input terminal voltage of transformator is 220V, and the voltage of outfan is 5V, and transformator will be from disconnected
The 220V that road device body 1 introduces is transformed to 5V and powers to control module 23, and the circuit in breaker body 1 uses forceful electric power, controls
Control module 23 in device body 2 uses light current, rational in infrastructure.
Further, described 220V power taking line 11, copper-manganese current sample line 12,220V voltage sample line 13, chopper are jumped
Lock control line 14, circuit breaker switch state line 15 are all drawn from the right flank of described breaker body 1, and head and inserting terminal
Connecting, circuit board 22 is provided with Plug pin patch bay, and inserting terminal is plugged on described Plug pin patch bay.
Seen from the above description, it is connected between described breaker body 1 and the circuit board 22 of described controller body 2 quickly
Convenient.
Refer to Fig. 1 to Fig. 4, embodiments of the invention one are:
A kind of intelligent leakage circuit breaker, including breaker body 1, also includes controller body 2, described controller body 2
Including housing 21, circuit board 22 and control module 23, outside the side profile of described housing 21 is with the side of described breaker body 1
Shape is suitable, and the left side of described housing 21 is provided with opening, and described circuit board 22 is fixed on the right flank of described housing 21, described
Control module 23 is fixed on described circuit board 22, and described housing 21 is fixed on the right flank of described breaker body 1；
Described control module 23 includes transformator, processor and wireless communication module, the right flank of described breaker body 1
On lead to 220V power taking line 11, described 220V power taking line 11 electrically connects with the input of described transformator, described transformator
Outfan electrically connects with described processor, and the voltage of the input of described transformator is 220V, and the voltage of outfan is 5V, described
Wireless communication module electrically connects with described processor, and described wireless communication module is also connected with external device communication.
Refer to Fig. 1 to Fig. 4, embodiments of the invention two are:
A kind of intelligent leakage circuit breaker, on the basis of embodiment one, described breaker body 1 includes detection of electrical leakage mould
Block, tripping coil, the first zero sequence current mutual inductor, N pole power line and L pole power line, described control module 23 also includes second
Zero sequence current mutual inductor, the primary side of described first zero sequence current mutual inductor is connected with described N pole power line and L pole power line,
Secondary side is connected with described detection of electrical leakage module, and described detection of electrical leakage module is connected with described tripping coil, described second zero sequence
The primary side of current transformer is connected with described N pole power line and L pole power line, and secondary side is connected with described processor.
Refer to Fig. 1 to Fig. 4, embodiments of the invention three are:
A kind of intelligent leakage circuit breaker, on the basis of embodiment one, described controller body 2 also includes temperature sensor
24, the first stator 25 and the second stator 26, described temperature sensor 24 is fixed on the right flank of described breaker body 1
On, and it being positioned at the outside of described breaker body 1, described temperature sensor 24 is connected with described processor, and described first fixes
The cross sectional shape of sheet 25 is U-shaped, and the cross sectional shape of described second stator 26 is in-line, described first stator 25 of U-shaped
Inside middle portion face and described second stator 26 between distance suitable with the width of described temperature sensor 24, described
One stator 25 and described second stator 26 are each attached on the right flank of described breaker body 1, and are positioned at described open circuit
The outside of device body 1, described first stator 25 and the second stator 26 are fixed on described breaker body 1 by heat-proof silica gel
Right flank on.
Refer to Fig. 1 to Fig. 4, embodiments of the invention four are:
A kind of intelligent leakage circuit breaker, on the basis of embodiment two, described breaker body 1 also includes electrical apparatus release, N pole
L pole on-off system, chopper on off operating mode detection device, described electrical apparatus release is connected with L pole, N pole on-off system, L pole, described N pole
On-off system is also connected with load N pole power line and the load L pole power line of peripheral hardware；On the right flank of described breaker body 1
Leading to circuit breaker trip control line 14, described circuit breaker trip control line 14 one end is connected with described electrical apparatus release, the other end with
Described processor connects；Leading to circuit breaker switch state line 15 on the right flank of described breaker body 1, described chopper is opened
Off status line 15 one end is connected with described chopper on off operating mode detection device, and the other end is connected with described processor；Described disconnected
Copper-manganese current sample line 12 and 220V voltage sample line 13, described copper-manganese current sample is led on the right flank of road device body 1
Line 12 and 220V voltage sample line 13 is all connected with described processor.
Refer to Fig. 1 to Fig. 4, embodiments of the invention five are:
A kind of intelligent leakage circuit breaker, on the basis of embodiment three, described controller body 2 also includes LED light
27, described LED light 27 is positioned on the positive side of described controller body 2.
In sum, the intelligent leakage circuit breaker that the present invention provides, controller body 2 volume is little, also uses chopper originally
The right panel of body 1, the various transmission lines being connected with the circuit board 22 of controller body 2 are all from the right flank of breaker body 1
Drawing, controller body 2 is provided with temperature sensor 24 and is connected with the right flank of breaker body 1, is provided with the first zero-sequence current
Transformer is connected with detection of electrical leakage module, and the second zero sequence current mutual inductor is connected with processor, by detection of electrical leakage module and place
Reason device controls the break-make of electrical apparatus release, detects the voltage of breaker body 1, electric current, the break-make of chopper, by LED light 27
Display working condition, controller body 2 is additionally provided with wireless communication module and external device communication, and it is right that controller body 2 can realize
The detection of breaker body 1 running status, the control of break-make and external device communication, can realize remotely supervising by external equipment
Surveying and control breaker body 1, intelligence degree is high, and it is convenient to control, compact conformation, and volume is little, and it is convenient to install.
The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every utilize this
The equivalents that bright description and accompanying drawing content are made, or directly or indirectly it is used in relevant technical field, the most in like manner include
In the scope of patent protection of the present invention.
Claims (10)
1. an intelligent leakage circuit breaker, including breaker body, it is characterised in that also include controller body, described control
Device body includes the side profile of housing, circuit board and control module, the side profile of described housing and described breaker body
Suitable, the left side of described housing is provided with opening, and described circuit board is fixed on the right flank of described housing, described control module
Being fixed on described circuit board, described housing is fixed on the right flank of described breaker body；
Described control module includes transformator, processor and wireless communication module, and the right flank of described breaker body is drawn
220V power taking line, described 220V power taking line is had to electrically connect with the input of described transformator, the outfan of described transformator and institute
Stating processor electrical connection, described wireless communication module electrically connects with described processor, and described wireless communication module also sets with outside
Standby communication connection.
Intelligent leakage circuit breaker the most according to claim 1, it is characterised in that described breaker body includes detection of electrical leakage
Module, tripping coil, the first zero sequence current mutual inductor, N pole power line and L pole power line, described first zero sequence current mutual inductor
Primary side be connected with described N pole power line and L pole power line, secondary side is connected with described detection of electrical leakage module, described electric leakage
Detection module is connected with described tripping coil.
Intelligent leakage circuit breaker the most according to claim 2, it is characterised in that described control module also includes the second zero sequence
Current transformer, the primary side of described second zero sequence current mutual inductor is connected with described N pole power line and L pole power line, secondary
Side is connected with described processor.
Intelligent leakage circuit breaker the most according to claim 1, it is characterised in that described controller body also includes that temperature passes
Sensor, described temperature sensor is fixed on the right flank of described breaker body, and is positioned at the outside of described breaker body,
Described temperature sensor is connected with described processor.
Intelligent leakage circuit breaker the most according to claim 4, it is characterised in that described controller body also includes that first is solid
Stator and the second stator, the cross sectional shape of described first stator is U-shaped, and the cross sectional shape of described second stator is a word
Shape, the distance between inside middle portion face and described second stator of described first stator of U-shaped and described temperature sensor
Width suitable, described first stator and described second stator are each attached on the right flank of described breaker body,
And it is positioned at the outside of described breaker body.
Intelligent leakage circuit breaker the most according to claim 5, it is characterised in that described first stator and the second stator
It is fixed on the right flank of described breaker body by heat-proof silica gel.
Intelligent leakage circuit breaker the most according to claim 1, it is characterised in that draw on the right flank of described breaker body
Going out to have copper-manganese current sample line and 220V voltage sample line, described copper-manganese current sample line and 220V voltage sample line are all with described
Processor connects.
Intelligent leakage circuit breaker the most according to claim 1, it is characterised in that described breaker body also includes electrical apparatus release
With L pole, N pole on-off system, described electrical apparatus release is connected with L pole, N pole on-off system, L pole, described N pole on-off system also with peripheral hardware
Load N pole power line and load L pole power line connect；Circuit breaker trip control is led on the right flank of described breaker body
Line, described circuit breaker trip control line one end is connected with described electrical apparatus release, and the other end is connected with described processor.
Intelligent leakage circuit breaker the most according to claim 1, it is characterised in that described breaker body also includes chopper
On off operating mode detection device, the right flank of described breaker body leads to circuit breaker switch state line, and described chopper is opened
Off status line one end is connected with described chopper on off operating mode detection device, and the other end is connected with described processor.
Intelligent leakage circuit breaker the most according to claim 1, it is characterised in that described controller body also includes that LED refers to
Show that lamp, described LED light are positioned on the positive side of described controller body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610854435.1A CN106229228A (en) | 2016-09-27 | 2016-09-27 | Intelligent leakage circuit breaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610854435.1A CN106229228A (en) | 2016-09-27 | 2016-09-27 | Intelligent leakage circuit breaker |
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| CN106229228A true CN106229228A (en) | 2016-12-14 |
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| CN201610854435.1A Pending CN106229228A (en) | 2016-09-27 | 2016-09-27 | Intelligent leakage circuit breaker |
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| CN108022808A (en) * | 2017-12-29 | 2018-05-11 | 王克诚 | Intelligent breaker with strong and weak electric channel |
| CN108362921A (en) * | 2018-03-29 | 2018-08-03 | 上海麦豆电气有限公司 | Controllable circuit electric energy meter |
| CN108711539A (en) * | 2018-08-01 | 2018-10-26 | 浙江思创电力科技股份有限公司 | A kind of breaker, breaker combination |
| CN109727791A (en) * | 2017-10-27 | 2019-05-07 | 伊顿智能动力有限公司 | Switchgear with interface module |
| CN109755075A (en) * | 2019-03-04 | 2019-05-14 | 乐清市万联电器有限公司 | A kind of integral modular Minitype electrical leakage breaker |
| EP3624155A1 (en) * | 2018-09-14 | 2020-03-18 | Eaton Intelligent Power Limited | Molded case circuit interrupter having circuitry component situated adjacent rear exterior surface |
| CN111223727A (en) * | 2018-11-27 | 2020-06-02 | 俊郎电气有限公司 | C65 small-sized leakage ground fault protection circuit breaker |
| CN112421782A (en) * | 2020-11-20 | 2021-02-26 | 云南电网有限责任公司临沧供电局 | Leakage protection switch on-line monitoring device |
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| CN108022808A (en) * | 2017-12-29 | 2018-05-11 | 王克诚 | Intelligent breaker with strong and weak electric channel |
| CN108362921A (en) * | 2018-03-29 | 2018-08-03 | 上海麦豆电气有限公司 | Controllable circuit electric energy meter |
| CN108711539A (en) * | 2018-08-01 | 2018-10-26 | 浙江思创电力科技股份有限公司 | A kind of breaker, breaker combination |
| EP3624155A1 (en) * | 2018-09-14 | 2020-03-18 | Eaton Intelligent Power Limited | Molded case circuit interrupter having circuitry component situated adjacent rear exterior surface |
| US10727012B2 (en) | 2018-09-14 | 2020-07-28 | Eaton Intelligent Power Limited | Molded case circuit interrupter having circuitry component situated adjacent rear exterior surface |
| CN111223727A (en) * | 2018-11-27 | 2020-06-02 | 俊郎电气有限公司 | C65 small-sized leakage ground fault protection circuit breaker |
| CN109755075A (en) * | 2019-03-04 | 2019-05-14 | 乐清市万联电器有限公司 | A kind of integral modular Minitype electrical leakage breaker |
| CN109755075B (en) * | 2019-03-04 | 2024-03-29 | 乐清市万联电器有限公司 | Modularized integrated small-sized leakage circuit breaker |
| CN112421782A (en) * | 2020-11-20 | 2021-02-26 | 云南电网有限责任公司临沧供电局 | Leakage protection switch on-line monitoring device |
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