CN204857602U - Low -voltage moulded case circuit breaker with load management function - Google Patents
Low -voltage moulded case circuit breaker with load management function Download PDFInfo
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- CN204857602U CN204857602U CN201520581905.2U CN201520581905U CN204857602U CN 204857602 U CN204857602 U CN 204857602U CN 201520581905 U CN201520581905 U CN 201520581905U CN 204857602 U CN204857602 U CN 204857602U
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Abstract
The utility model discloses a low -voltage moulded case circuit breaker with load management function, including the low -voltage moulded case circuit breaker main part, wherein: installing separating brake relay, combination formula current transformer, electric operating mechanism in the low -voltage moulded case circuit breaker main part, still installing the intelligent control module in the low -voltage moulded case circuit breaker main part, the intelligent control module is connected with separating brake relay, combination formula current transformer, electric operating mechanism respectively, and the magnitude of voltage of low -voltage moulded case circuit breaker main part and combination formula current transformer's current value are gathered to the intelligent control module, calculate current transformer 1 and real -time electric quantity, when real -time power or real -time electric quantity surpassed power definite value that intelligent control module self set up with the electric quantity definite value, intelligent control module control separating brake relay tripped. The utility model has the advantages of effective reduce cost, simplification design and the reduction work degree of difficulty, power load management terminal's function can be realized completely to the while.
Description
Technical field
The utility model relates to the technical field of low-pressure plastic shell circuit breaker, is specifically related to a kind of low-pressure plastic shell circuit breaker with load management function.
Background technology
Low-voltage circuit breaker is a kind of important control and protective switching device in low-voltage network, is used for closing, carry, cut-off the running current of operating loop, overload current and short circuit current.Along with the development of low-voltage electrical apparatus, successively there is electronic type molded case circuit breaker, residual current action breaker, the multiple product such as Based Intelligent Control and protection switch, Based Intelligent Control is added in these products, the functions such as earth leakage protective, but, or some deficiency waits to solve, such as existing electronic type molded case circuit breaker, residual current action breaker, the product such as Based Intelligent Control and protection switch only has electric leakage, short circuit, overload protection divide-shut brake function, do not possess load management function, electric company operates a switch to realize rationing the power supply when shortage of electric power, just need electricity load management terminal is installed, realize power to control and electricity control.And low-pressure plastic shell circuit breaker is in distribution box application, if desired load management function is increased, just need the equipment such as configuration load office terminal, doing one is like this increase equipment investment, two is that distribution box volume increases, and for placing load management terminal monitoring equipment, three is coordinate load management terminal to need outside installation three current transformers, increase the workloads such as secondary connection, increase cost and installing space.
Utility model content
Technical problem to be solved in the utility model is for the above-mentioned state of the art, and a kind of low-pressure plastic shell circuit breaker increasing load management function in low-pressure plastic shell circuit breaker inside is provided, effectively reduce costs, simplified design and reduction work difficulty, the function of electricity load management terminal can be realized completely simultaneously.
The utility model solves the problems of the technologies described above adopted technical scheme:
A kind of low-pressure plastic shell circuit breaker with load management function, comprise low-pressure plastic shell circuit breaker main body, wherein: separating brake relay, Combined type current transformer, motor-operating mechanism are installed in low-pressure plastic shell circuit breaker main body, low-pressure plastic shell circuit breaker main body is also provided with intelligent control module, intelligent control module is connected with separating brake relay, Combined type current transformer, motor-operating mechanism respectively, intelligent control module gathers the magnitude of voltage of low-pressure plastic shell circuit breaker main body and the current value of Combined type current transformer, calculates realtime power and real time electrical quantity; When realtime power or real time electrical quantity exceed power definite value and the electricity definite value of intelligent control module self setting, intelligent control module controls the tripping operation of separating brake relay.
For optimizing technique scheme, the concrete measure taked also comprises:
Above-mentioned Combined type current transformer comprises three for detecting the current transformer of the corresponding single channel electric current of three-phase electricity and one for measuring the zero sequence current mutual inductor of the zero-sequence current of three-phase electricity and N phase.
Above-mentioned intelligent control module is fixed in low-pressure plastic shell circuit breaker main body pluggablely.
Above-mentioned intelligent control module comprises power subsystem, AC sampling unit, MCU processing unit and liquid crystal display.
Above-mentioned motor-operating mechanism is used for feed motion.
Above-mentioned intelligent control module and low-pressure plastic shell circuit breaker main body are threaded connection and realize pluggable fixing.
Above-mentioned separating brake relay, Combined type current transformer, motor-operating mechanism and intelligent control module adopt modularization subregion to lay.
Above-mentioned breaker of plastic casing ac rated voltage is 400V and following, and rated current is less than 1600A.
Electricity load management terminal has two large basic functions, and namely power controls and electricity control.Low-pressure plastic shell circuit breaker of the present utility model, has intelligent control module, and intelligent control module gathers the three-phase current of current transformer, gathers the three-phase voltage of low-voltage circuit breaker, thus calculates realtime power and real time electrical quantity.Intelligent control module can arrange power definite value and electricity definite value, low-pressure plastic shell circuit breaker realizes power and controls and electricity control, therefore the low-pressure plastic shell circuit breaker having installed intelligent control module can realize the function of electricity load management terminal completely, but also has the following advantages:
1) to reduce investment outlay and man-hour: load management terminal all can save in many occasions, saves equipment investment.After load management terminal saves, the secondary line between device reduces, and back panel wiring is simple, improves production efficiency.
2) ration the power supply and do not stop circuit: after low-voltage circuit breaker has load management function, user's excess load realizes power separating brake or electricity separating brake, need not line outage, and realizing rations the power supply does not stop circuit, reaches management of power load function.
3) economize on electricity: many occasions need not install the equipment such as load management terminal again, and in distribution box, the equipment total power consumption of device reduces greatly, reaches power savings.
4) simplicity of design: due to the minimizing of secondary connection line, monitoring equipment, the design of distribution box will become very simple.
Accompanying drawing explanation
Fig. 1 is external structure schematic diagram of the present utility model;
Fig. 2 is internal structure schematic diagram of the present utility model;
Fig. 3 is intelligent control module scheme of installation;
Fig. 4 is intelligent control module control logic schematic block diagram.
Reference numeral is wherein: low-pressure plastic shell circuit breaker main body 1, separating brake relay 11, Combined type current transformer 12, motor-operating mechanism 13, intelligent control module 2.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
A kind of low-pressure plastic shell circuit breaker with load management function of the present utility model, comprise low-pressure plastic shell circuit breaker main body 1, wherein: separating brake relay 11 is installed in low-pressure plastic shell circuit breaker main body 1, Combined type current transformer 12, motor-operating mechanism 13, low-pressure plastic shell circuit breaker main body 1 is also provided with intelligent control module 2, intelligent control module 2 respectively with separating brake relay 11, Combined type current transformer 12, motor-operating mechanism 13 connects, intelligent control module 2 gathers the magnitude of voltage of low-pressure plastic shell circuit breaker main body 1 and the current value of Combined type current transformer 12, calculate realtime power and real time electrical quantity, when realtime power or real time electrical quantity exceed power definite value and the electricity definite value of intelligent control module 2 self setting, intelligent control module 2 controls separating brake relay 11 and trips.
In embodiment, Combined type current transformer 12 comprises three for detecting the current transformer of the corresponding single channel electric current of three-phase electricity and one for measuring the zero sequence current mutual inductor of the zero-sequence current of three-phase electricity and N phase.
In embodiment, intelligent control module 2 is fixed in low-pressure plastic shell circuit breaker main body 1 pluggablely.
In embodiment, intelligent control module 2 comprises power subsystem, AC sampling unit, MCU processing unit and liquid crystal display.
In embodiment, motor-operating mechanism 13 is for feed motion.
In embodiment, intelligent control module 2 and low-pressure plastic shell circuit breaker main body 1 by screw be connected realize pluggable fixing.
In embodiment, separating brake relay 11, Combined type current transformer 12, motor-operating mechanism 13 and intelligent control module 2 adopt modularization subregion to lay.Be convenient to combination and the maintenance of several functions, there is novel architectural feature.
In embodiment, breaker of plastic casing ac rated voltage is 400V and following, and rated current is less than 1600A.
Power controls to illustrate:
Intelligent control module 2 monitors realtime power within the scope of institute's threshold value, and when not when protecting electricity condition, power reaches limit value and then automatically performs power definite value closed loop control function, performs tripping operation.After the releasing of power setting control or control time terminate, the trip switch that intelligent control module 2 allows user to be closed because power setting control causes by motor-operating mechanism 13.
Electricity controls to illustrate:
Intelligent control module 2 monitors real time electrical quantity within the scope of institute's threshold value, and when not when protecting electricity condition, electricity reaches limit value and then automatically performs electricity definite value closed loop control function, performs tripping operation.After the releasing of electricity setting control or control time terminate, the trip switch that intelligent control module 2 allows user to be closed because electricity setting control causes by motor-operating mechanism 13.
Below be only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, not departing from the some improvements and modifications under the utility model principle prerequisite, protection range of the present utility model should be considered as.
Claims (8)
1. one kind has the low-pressure plastic shell circuit breaker of load management function, comprise low-pressure plastic shell circuit breaker main body (1), it is characterized in that: in described low-pressure plastic shell circuit breaker main body (1), separating brake relay (11) is installed, Combined type current transformer (12), motor-operating mechanism (13), low-pressure plastic shell circuit breaker main body (1) is also provided with intelligent control module (2), described intelligent control module (2) respectively with separating brake relay (11), Combined type current transformer (12), motor-operating mechanism (13) connects, described intelligent control module (2) gathers the magnitude of voltage of low-pressure plastic shell circuit breaker main body (1) and the current value of Combined type current transformer (12), calculate realtime power and real time electrical quantity, when realtime power or real time electrical quantity exceed power definite value and the electricity definite value of intelligent control module (2) self setting, described intelligent control module (2) controls separating brake relay (11) tripping operation.
2. a kind of low-pressure plastic shell circuit breaker with load management function according to claim 1, is characterized in that: described Combined type current transformer (12) comprises three for detecting the current transformer of the corresponding single channel electric current of three-phase electricity and one for measuring the zero sequence current mutual inductor of the zero-sequence current of three-phase electricity and N phase.
3. a kind of low-pressure plastic shell circuit breaker with load management function according to claim 2, is characterized in that: described intelligent control module (2) is fixed in low-pressure plastic shell circuit breaker main body (1) pluggablely.
4. a kind of low-pressure plastic shell circuit breaker with load management function according to claim 3, is characterized in that: described intelligent control module (2) comprises power subsystem, AC sampling unit, MCU processing unit and liquid crystal display.
5. a kind of low-pressure plastic shell circuit breaker with load management function according to claim 4, is characterized in that: described motor-operating mechanism (13) is for feed motion.
6. a kind of low-pressure plastic shell circuit breaker with load management function according to claim 5, is characterized in that: described intelligent control module (2) and low-pressure plastic shell circuit breaker main body (1) by screw be connected realize pluggable fixing.
7. a kind of low-pressure plastic shell circuit breaker with load management function according to claim 6, is characterized in that: described separating brake relay (11), Combined type current transformer (12), motor-operating mechanism (13) and intelligent control module (2) adopt modularization subregion to lay.
8. a kind of low-pressure plastic shell circuit breaker with load management function according to claim 7, is characterized in that: described breaker of plastic casing ac rated voltage is 400V and following, and rated current is less than 1600A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520581905.2U CN204857602U (en) | 2015-08-05 | 2015-08-05 | Low -voltage moulded case circuit breaker with load management function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520581905.2U CN204857602U (en) | 2015-08-05 | 2015-08-05 | Low -voltage moulded case circuit breaker with load management function |
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| CN204857602U true CN204857602U (en) | 2015-12-09 |
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| CN201520581905.2U Active CN204857602U (en) | 2015-08-05 | 2015-08-05 | Low -voltage moulded case circuit breaker with load management function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575691A (en) * | 2015-12-29 | 2016-05-11 | 戴珏珺 | Intelligent switch with visual interface and control function |
| CN108362921A (en) * | 2018-03-29 | 2018-08-03 | 上海麦豆电气有限公司 | Controllable circuit electric energy meter |
| CN111711213A (en) * | 2020-07-17 | 2020-09-25 | 江苏亨通储能科技有限公司 | Method for solving self power consumption of energy storage system |
-
2015
- 2015-08-05 CN CN201520581905.2U patent/CN204857602U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575691A (en) * | 2015-12-29 | 2016-05-11 | 戴珏珺 | Intelligent switch with visual interface and control function |
| CN105575691B (en) * | 2015-12-29 | 2018-04-13 | 戴珏珺 | The intelligent switch of control function is carried with visual interface |
| CN108362921A (en) * | 2018-03-29 | 2018-08-03 | 上海麦豆电气有限公司 | Controllable circuit electric energy meter |
| CN111711213A (en) * | 2020-07-17 | 2020-09-25 | 江苏亨通储能科技有限公司 | Method for solving self power consumption of energy storage system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Low -voltage moulded case circuit breaker with load management function Effective date of registration: 20190523 Granted publication date: 20151209 Pledgee: Bank of China, Limited by Share Ltd, Nanjing Xingang branch Pledgor: Nanjing Jietai Electric Power Equipment Co., Ltd. Registration number: 2019320000244 |