CN109494125A - Integrated low-pressure multi-functional breaker - Google Patents
Integrated low-pressure multi-functional breaker Download PDFInfo
- Publication number
- CN109494125A CN109494125A CN201811637531.6A CN201811637531A CN109494125A CN 109494125 A CN109494125 A CN 109494125A CN 201811637531 A CN201811637531 A CN 201811637531A CN 109494125 A CN109494125 A CN 109494125A
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- wireless communication
- feet
- communication chips
- module
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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
-
- 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
- H01H71/10—Operating or release mechanisms
-
- 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
- H01H71/10—Operating or release mechanisms
- H01H71/1009—Interconnected mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
-
- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The integrated low-pressure multi-functional breaker of the present invention, belongs to integrated low-pressure multi-functional breaker technical field；Technical problem to be solved are as follows: a kind of integrated low-pressure multi-functional breaker is provided；Solve the technical solution of technical problem use are as follows: including shell, the shell is made of lid and pedestal, and the cover cap closes on pedestal, and is fixed by screw；Inlet wire binding post is provided at the top of the pedestal, the bottom of pedestal is provided with outlet binding post, and the inlet wire binding post connection bus is sequentially connected in series contact, current transformer by being connected after bus with outlet binding post；The signal output end of the contact is connected with separated time cut-off sensor；The contact forms mechanical chain with automatically controlled turn-off module, hands off module respectively；The middle of the base is provided with embedded slot, is provided with central controller, LCD display, control button in the embedded slot；Present invention installation is applied in the breaker of platform area control cabinet.
Description
Technical field
The integrated low-pressure multi-functional breaker of the present invention, belongs to integrated low-pressure multi-functional breaker technical field.
Background technique
With the arrival in equipment automatization epoch, traditional manual work is being walked greatly to automation, intelligent development, electrically
Equipment experiencings big change in the various aspects such as product structure, manufacturing mode, industry ecological；With the development of the times, people couple
Power reguirements are higher and higher, improve power distribution station equipment Management Level, improve power supply reliability and have become the task of top priority, distribution
Last together critical point of the platform area as connection user and electric system, realizes platform area's integration of equipmentsization and intelligence is distribution development
Future trend.
China power distribution station is multi-point and wide-ranging, weak foundation, generally existing area control cabinet equipment is old, metering is single, according to
Rely and manually control, managerial confusion, not can be effectively controlled the problems such as load, seriously restricts distribution operation and maintenance work；At present
Platform area has new-type control cabinet and comes into operation, however for power distribution station integration of equipments, small size, it is multi-functional, automatically control,
It remotely operates and still lacks with the function of monitoring；In order to improve equipment safety operation situation, power supply reliability is improved, O&M is reduced
Cost realizes that power distribution station control integration of equipments, miniaturization, automation, intelligence are very necessary.
Distribution intelligent target is realized it is necessary to realize the integrated and multifunction of breaker, realizes control signal
Acquisition and processing, to have remote control function；However, being realized simultaneously on a low-voltage circuit breaker currently without one kind more
The product of kind function, this is mainly due to current transformers and breaker body to separate, and needs to occupy a large amount of skies built in breaker
Between, lesser electric current and voltage in addition are needed to the acquisition of secondary singal, it is also necessary to the compatible linking of signal processing system, cost
It is higher, it is therefore necessary to which that existing low-pressure multi-functional breaker is improved.
Summary of the invention
The present invention is in order to overcome the deficiencies in the prior art, technical problem to be solved are as follows: provides a kind of integrated
Change low-pressure multi-functional breaker；In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: the integrated more function of low pressure
Energy breaker, including shell, the shell are made of lid and pedestal, and the cover cap closes on pedestal, and tight by screw
Gu；
Inlet wire binding post is provided at the top of the pedestal, the bottom of pedestal is provided with outlet binding post, the inlet wire binding post
Connection bus is sequentially connected in series contact, current transformer by being connected after bus with outlet binding post；
The signal output end of the contact is connected with separated time cut-off sensor；
The contact forms mechanical chain with automatically controlled turn-off module, hands off module respectively；
The middle of the base is provided with embedded slot, is provided with central controller, LCD display, control in the embedded slot
Key；
The central controller is aobvious with current transformer, separated time cut-off sensor, automatically controlled turn-off module, LCD respectively by conducting wire
Display screen, control button are connected；
The central controller also passes through conducting wire and is bi-directionally connected with wireless communication module, and the wireless communication module passes through wireless network
Network and monitor terminal are wirelessly connected；
The signal output end of the central controller is also connected with data memory module；
The power input of the central controller is connected with power module；
Signal output port, Current Voltage output port are drawn respectively in the side of the shell.
The chip that the wireless communication module uses is wireless communication chips U1, the circuit structure of the wireless communication module
Are as follows:
1 foot, 2 feet, 3 feet, 4 feet of the wireless communication chips U1 are connected with wire communication module port；
19 feet of the wireless communication chips U1 are simultaneously grounded after connecing 21 feet of wireless communication chips U1；
It is connected behind one end of the 20 foot shunt-wound capacitance C21 of the wireless communication chips U1 with one end of resistance R15, the resistance
One end of the other end shunt-wound capacitance C20 of R15 is followed by antenna ANT1, the other end ground connection of described capacitor C21, C20；
27 feet of the wireless communication chips U1 are grounded；
28 feet of the wireless communication chips U1 and the anode for meeting battery BT1, one end of capacitor C10, one end of capacitor C11 lead to
Believe 2 feet of antenna port J1, is grounded after the cathode of battery BT1；
It is connected after the other end of the 32 foot shunt-wound capacitance C10 of the wireless communication chips U1 with one end of resistance R14, the resistance
It is connected after the other end of the other end shunt-wound capacitance C11 of R14 with 1 foot of communication antenna port J1；
30 feet, 31 feet, 33 feet of the wireless communication chips U1 are grounded after being connected with each other；
34 feet of the wireless communication chips U1 and 35 feet for meeting wireless communication chips U1, there is the anode of electrode capacitance C7, capacitor C4
One end, be connected behind one end of capacitor C3 with one end of inductance L1, another termination VCC input power of the inductance L1；
36 feet of the wireless communication chips U1 and 37 feet for meeting wireless communication chips U1, there is the cathode of electrode capacitance C7, capacitor C4
The other end, be grounded after the other end of capacitor C3；
39 feet of the wireless communication chips U1 are simultaneously connected after connecing the collector of triode Q2 with one end of switch K1, the switch
The other end of K1 is grounded；It is connected behind the base stage of the triode Q2 and one end of connecting resistance R3 with one end of resistance R1, described three
It is grounded after the emitter of pole pipe Q2 and the other end of connecting resistance R3；
41 feet of the wireless communication chips U1 are grounded after being sequentially connected in series resistance R10 and light emitting diode D2.
The model SIM800C of the wireless communication chips U1.
The power module is specially three phase mains, and has input single-phase Electricity Functional.
The present invention that the present invention had compared with the existing technology have the beneficial effect that on the basis of existing breaker structure into
Row improves, and installs intelligent controlling device additional on breaker circuit, the real-time detection to working state of circuit breaker may be implemented, and control
Breaker processed executes corresponding actions, it is made to have integrated protection, electric energy measurement, data monitoring feedback, automatic or manual combined floodgate control
The functions such as system, become the breaker for having integrated control function；The configuration of the present invention is simple, use is easy to operate, production
It is at low cost, the use and the efficiency of management of breaker in platform area control cabinet can be effectively improved.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawing:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is electrical block diagram of the invention；
Fig. 3 is the circuit diagram of wireless communication module of the present invention；
In figure: 1 being shell, 2 be inlet wire binding post, 3 be outlet binding post, 4 be contact, 5 be current transformer, 6 be that separated time is disconnected
Road sensor, 7 be automatically controlled turn-off module, 8 be hands off module, 9 be central controller, 10 be LCD display, 11 be control
Key, 12 be wireless communication module, 13 be monitor terminal, 14 be data memory module, 15 be power module, 16 be signal output
Port, 17 are Current Voltage output port.
Specific embodiment
As shown in Figure 1 to Figure 3, the integrated low-pressure multi-functional breaker of the present invention, including shell 1, the shell 1 is by lid
It is constituted with pedestal, the cover cap closes on pedestal, and is fixed by screw；
Inlet wire binding post 2 is provided at the top of the pedestal, the bottom of pedestal is provided with outlet binding post 3, the inlet wire wiring
Column 2 connects bus and is sequentially connected in series contact 4, current transformer 5 by being connected after bus with outlet binding post 3；
The signal output end of the contact 3 is connected with separated time cut-off sensor 6；
The contact 3 forms mechanical chain with automatically controlled turn-off module 7, hands off module 8 respectively；
The middle of the base is provided with embedded slot, and central controller 9, LCD display 10, control are provided in the embedded slot
Key 11 processed；
The central controller 9 by conducting wire respectively with current transformer 5, separated time cut-off sensor 6, automatically controlled turn-off module 7,
LCD display 10, control button 11 are connected；
The central controller 9 is also bi-directionally connected by conducting wire with wireless communication module 12, and the wireless communication module 12 passes through
Wireless network and monitor terminal 13 are wirelessly connected；
The signal output end of the central controller 9 is also connected with data memory module 14；
The power input of the central controller 9 is connected with power module 15；
Signal output port 16, Current Voltage output port 17 are drawn respectively in the side of the shell 1.
The chip that the wireless communication module 12 uses is wireless communication chips U1, the circuit of the wireless communication module 12
Structure are as follows:
1 foot, 2 feet, 3 feet, 4 feet of the wireless communication chips U1 are connected with wire communication module port；
19 feet of the wireless communication chips U1 are simultaneously grounded after connecing 21 feet of wireless communication chips U1；
It is connected behind one end of the 20 foot shunt-wound capacitance C21 of the wireless communication chips U1 with one end of resistance R15, the resistance
One end of the other end shunt-wound capacitance C20 of R15 is followed by antenna ANT1, the other end ground connection of described capacitor C21, C20；
27 feet of the wireless communication chips U1 are grounded；
28 feet of the wireless communication chips U1 and the anode for meeting battery BT1, one end of capacitor C10, one end of capacitor C11 lead to
Believe 2 feet of antenna port J1, is grounded after the cathode of battery BT1；
It is connected after the other end of the 32 foot shunt-wound capacitance C10 of the wireless communication chips U1 with one end of resistance R14, the resistance
It is connected after the other end of the other end shunt-wound capacitance C11 of R14 with 1 foot of communication antenna port J1；
30 feet, 31 feet, 33 feet of the wireless communication chips U1 are grounded after being connected with each other；
34 feet of the wireless communication chips U1 and 35 feet for meeting wireless communication chips U1, there is the anode of electrode capacitance C7, capacitor C4
One end, be connected behind one end of capacitor C3 with one end of inductance L1, another termination VCC input power of the inductance L1；
36 feet of the wireless communication chips U1 and 37 feet for meeting wireless communication chips U1, there is the cathode of electrode capacitance C7, capacitor C4
The other end, be grounded after the other end of capacitor C3；
39 feet of the wireless communication chips U1 are simultaneously connected after connecing the collector of triode Q2 with one end of switch K1, the switch
The other end of K1 is grounded；It is connected behind the base stage of the triode Q2 and one end of connecting resistance R3 with one end of resistance R1, described three
It is grounded after the emitter of pole pipe Q2 and the other end of connecting resistance R3；
41 feet of the wireless communication chips U1 are grounded after being sequentially connected in series resistance R10 and light emitting diode D2.
The model SIM800C of the wireless communication chips U1.
The power module 15 is specially three phase mains, and has input single-phase Electricity Functional.
Platform area is controlled insurance in power distribution cabinet, relay, signal lamp, omnipotent by Multifunctional breaker provided by the invention
Change-over switch, mutual inductor, air-break circuit-breaker, contactor and instrument display portion are integrated, using microelectric technique and at present
Kilowatt-hour meter wirelessly copy and accept function combination, realize multi-functional control, the display of the power informations such as Current Voltage and transmission, remotely control
The functions such as system feedback improve the regulatory level to low voltage electrical equipment in one, realize the automation of low-voltage distribution apparatus control.
After low-pressure multi-functional breaker is integrated, distribution transformer current working status data can be acquired, be handled
And real time monitoring, realize platform area information monitoring, Microcomputer Protection, failure recorded broadcast, remote control divide-shut brake, electric energy distribution, idle benefit
It repays, the monitoring of the automatic reclosing that leaks electricity, electrical leakage, electric energy quality monitoring, transformer hold load monitoring, the functions such as platform area abnormal alarm；
Using the breaker by monitoring on-line to distribution system and electric equipment operation state, the fortune of controller switching equipment is improved
Row reliability and automatization level, it is ensured that when load side breaks down, failure can be cut off in the shortest time, reduce power failure model
It encloses, improves power supply reliability, it, can be fault with quick diagnosis when generation heavy current impact causes permanent fault to route
Matter, lock-reclosing lock prevent failure from influencing to expand.
The shell 1 is plastic casing, including pedestal and upper cover, and upper cover and base engagement are installed, and the two is connected by screw
Connect fastening；The built-in current mutual inductor 5 is wound on the built-in bus bar outgoing line side of this phase in each phase；Described 2 one end of inlet wire binding post
End of incoming cables is connected, the other end is connect with contact of breaker；Described 3 one end of outlet binding post connects built-in bus bar, other end connection
Leading-out terminal.
The automatically controlled turn-off module 7 is arranged on the pedestal of breaker, forms mechanical chain with the contact 4 of breaker, makes
It can control the movement of contact 4；The hands off module 8 and the contact of breaker also form linkage mechanism, Ke Yitong simultaneously
Cross the switching action that manually mode realizes local contact.
The central controller 9 is electrically connected with peripheral functional modules by conducting wire, and central controller 9 has processor function
Can, corresponding signal can be sent with acquisition process；In normal work, the central controller 9 in real time acquisition current transformer 5,
The monitoring data that separated time cut-off sensor 6 is sent judges to execute corresponding behaviour according to preset threshold after carrying out reception processing to data
Make；
The LCD display 10, central controller 9 and wireless communication module 12 are inserting module, are mounted on breaker body
In the preset embedded groove of shell.
The Current Voltage output port 17 is connect with the communication unit of central controller 9, and the side of shell 1 is arranged in,
Due to being provided with output interface, measurement and test can be carried out in situ；
The signal output port 16 is connect with the communication unit of central controller 9, and the side of shell 1 is arranged in, due to setting
There is input interface, can be used to acquire separated time short-circuiting device information, output interface can be with outer signal connector or optical cable.
Setting breaker bus and inlet wire binding post 2, internal breaker contact 4, outlet binding post 3 connect in the shell
It connects, built-in current transformer 5 is additionally provided in bus leading-out terminal.
The contact 4 of the breaker is connect with the upper-lower section of built-in bus bar, by automatically controlled turn-off module 7 and hands off module
8 controls.
The control button 11 is mounted on the side of LCD display 10, the protection definite value of adjustable breaker, and control is looked into
See the data such as three-phase current voltage value, power factor value, separated time state value.
The built-in measurement and the integrated current transformer 5 of protection can send electric current to central controller 9 respectively
Signal.
The central controller 9 and wireless communication module 12 can be with the automatically controlled turn-off module 7 of feedback control, the automatically controlled open circuits
Module 7 cooperates with contact of breaker 4 by control, realizes automatic switching on and off function and automatic reclosing function respectively.
The periphery of the central controller 9 is additionally provided with multichannel functional module, including voltage and current Acquisition Circuit, three-phase
Power circuit, input/output interface circuit, GPRS communication unit circuit and LCD display control circuit.
Above-mentioned three-phase power circuit connects inlet wire binding post 3, can power to corresponding control module.
The information of above-mentioned voltage, current collection circuit is sent to by the input interface of the input/output interface circuit
Central controller；The central controller calculates analysis according to built-in module parameter and divide-shut brake condition, defeated by the input
The output interface of outgoing interface circuit accesses signal output port 16, externally carries out output control.
Further, the central controller is by calculating active energy, capacity of idle power, active power, reactive power, function
Rate factor and harmonic wave realize electric energy measurement, examination metering.
Further, when the three-phase power circuit is inputted using single-phase electricity, the central controller can be worked normally.
Further, the input interface of the input/output interface circuit includes voltage signal, current signal input, output
Interface includes relay control output, the output of RS485, GPRS communication interface, active pulse output, idle pulse output and switch
State interface output then realizes relay control divide-shut brake function；The present apparatus is provided additionally with RS485 wire communication, GPRS
Wireless communication transmissions function, pulse output are used for electric quantity monitoring, switch state monitoring function.
The chip model that the wireless communication module that the present invention uses uses is SIM800C, specially a four frequencies GSM/
GPRS communication module, compact-sized, performance is stablized, compact structure, and cost performance is high, and working frequency is GSM/GPRS 850/900/
1800/1900MHz can be realized simultaneously low-power consumption voice, SMS messaging and the transmission for acquiring data, can collect sensor
Each road monitoring data, central controller controls action data is remotely sent to corresponding monitor terminal, effectively improves monitoring effect
Rate.
The present invention realizes the multifunctional integrated target of breaker, has integrated protection, metering, electric energy measurement, electric current
Voltage is shown, branch monitors, electric energy management, load monitoring and management, the management of electricity charge expense, GPRS communication, multiloop monitoring, distribution
The monitoring of circuit overload overcurrent, remote meter reading, failure wave-recording, electric energy quality monitoring, the output of reactive compensation data, voltage prison
Survey, reclosing such as control, manually controls at the functions, form integrated Multifunctional breaker, mountable apply in specification is 60A-
On the low-pressure plastic shell circuit breaker of 1000A.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (4)
1. integrated low-pressure multi-functional breaker, it is characterised in that: including shell (1), the shell (1) is by lid and pedestal structure
At the cover cap closes on pedestal, and is fixed by screw；
It is provided at the top of the pedestal inlet wire binding post (2), the bottom of pedestal is provided with outlet binding post (3), the inlet wire
Binding post (2) connection bus is sequentially connected in series contact (4), current transformer (5) by being connected after bus with outlet binding post (3)；
The signal output end of the contact (3) is connected with separated time cut-off sensor (6)；
The contact (3) forms mechanical chain with automatically controlled turn-off module (7), hands off module (8) respectively；
The middle of the base is provided with embedded slot, and central controller (9), LCD display are provided in the embedded slot
(10), control button (11)；
The central controller (9) by conducting wire respectively with current transformer (5), separated time cut-off sensor (6), automatically controlled breaking mould
Block (7), LCD display (10), control button (11) are connected；
The central controller (9) is also bi-directionally connected by conducting wire with wireless communication module (12), the wireless communication module
(12) it is wirelessly connected by wireless network and monitor terminal (13)；
The signal output end of the central controller (9) is also connected with data memory module (14)；
The power input of the central controller (9) is connected with power module (15)；
Signal output port (16), Current Voltage output port (17) are drawn respectively in the side of the shell (1).
2. integrated low-pressure multi-functional breaker according to claim 1, it is characterised in that: the wireless communication module
(12) chip used is wireless communication chips U1, the circuit structure of the wireless communication module (12) are as follows:
1 foot, 2 feet, 3 feet, 4 feet of the wireless communication chips U1 are connected with wire communication module port；
19 feet of the wireless communication chips U1 are simultaneously grounded after connecing 21 feet of wireless communication chips U1；
It is connected behind one end of the 20 foot shunt-wound capacitance C21 of the wireless communication chips U1 with one end of resistance R15, the resistance
One end of the other end shunt-wound capacitance C20 of R15 is followed by antenna ANT1, the other end ground connection of described capacitor C21, C20；
27 feet of the wireless communication chips U1 are grounded；
28 feet of the wireless communication chips U1 and the anode for meeting battery BT1, one end of capacitor C10, one end of capacitor C11 lead to
Believe 2 feet of antenna port J1, is grounded after the cathode of battery BT1；
It is connected after the other end of the 32 foot shunt-wound capacitance C10 of the wireless communication chips U1 with one end of resistance R14, the resistance
It is connected after the other end of the other end shunt-wound capacitance C11 of R14 with 1 foot of communication antenna port J1；
30 feet, 31 feet, 33 feet of the wireless communication chips U1 are grounded after being connected with each other；
34 feet of the wireless communication chips U1 and 35 feet for meeting wireless communication chips U1, there is the anode of electrode capacitance C7, capacitor C4
One end, be connected behind one end of capacitor C3 with one end of inductance L1, another termination VCC input power of the inductance L1；
36 feet of the wireless communication chips U1 and 37 feet for meeting wireless communication chips U1, there is the cathode of electrode capacitance C7, capacitor C4
The other end, be grounded after the other end of capacitor C3；
39 feet of the wireless communication chips U1 are simultaneously connected after connecing the collector of triode Q2 with one end of switch K1, the switch
The other end of K1 is grounded；It is connected behind the base stage of the triode Q2 and one end of connecting resistance R3 with one end of resistance R1, described three
It is grounded after the emitter of pole pipe Q2 and the other end of connecting resistance R3；
41 feet of the wireless communication chips U1 are grounded after being sequentially connected in series resistance R10 and light emitting diode D2.
3. integrated low-pressure multi-functional breaker according to claim 2, it is characterised in that: the wireless communication chips U1
Model SIM800C.
4. integrated low-pressure multi-functional breaker according to claim 3, it is characterised in that: power module (15) tool
Body is three phase mains, and has input single-phase Electricity Functional.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637531.6A CN109494125A (en) | 2018-12-29 | 2018-12-29 | Integrated low-pressure multi-functional breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637531.6A CN109494125A (en) | 2018-12-29 | 2018-12-29 | Integrated low-pressure multi-functional breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109494125A true CN109494125A (en) | 2019-03-19 |
Family
ID=65713380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811637531.6A Pending CN109494125A (en) | 2018-12-29 | 2018-12-29 | Integrated low-pressure multi-functional breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109494125A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117405967A (en) * | 2023-11-27 | 2024-01-16 | 江苏斯菲尔电气股份有限公司 | Integrated three-phase current monitoring system |
-
2018
- 2018-12-29 CN CN201811637531.6A patent/CN109494125A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117405967A (en) * | 2023-11-27 | 2024-01-16 | 江苏斯菲尔电气股份有限公司 | Integrated three-phase current monitoring system |
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