CN201886998U

CN201886998U - Aftercurrent circuit breaker with communication alarm module

Info

Publication number: CN201886998U
Application number: CN201020673379XU
Authority: CN
Inventors: 孙义成; 徐伟; 奚慎云; 黄正忠; 潘振克; 殷建强
Original assignee: Changshu Switchgear Manufacturing Co Ltd
Current assignee: Changshu Switchgear Manufacturing Co Ltd
Priority date: 2010-12-22
Filing date: 2010-12-22
Publication date: 2011-06-29
Anticipated expiration: 2020-12-22

Abstract

The utility model relates to an aftercurrent circuit breaker with a communication alarm module, which belongs to a low-voltage distribution protective device. The aftercurrent circuit breaker comprises an aftercurrent circuit breaker and a communication alarm module, wherein the communication alarm module is arranged at the outer side of the aftercurrent circuit breaker and is connected with the aftercurrent circuit breaker by a conductor, the communication alarm module comprises a central processing unit circuit, a network control circuit, a power switching circuit, a communication interface circuit, an electricity operator control circuit and an alarm signal circuit, the power switching circuit is connected with an external auxiliary power supply and provides voltage for each circuit, the central processing unit circuit is connected with the communication interface circuit, the electricity operator control circuit, the network control circuit and the aftercurrent circuit breaker, the network control circuit is connected with an external binding post, the electricity operator control circuit is connected with an external electricity operator, the communication interface circuit is connected with an external upper computer, and the alarm signal circuit is connected with the aftercurrent circuit breaker and the external alarm auxiliary device. The aftercurrent circuit breaker has the advantages of long-distance communication and timely alarm, and meets the requirement of an electrical fire hazard monitoring system.

Description

A kind of residual current circuit breaker with the communication alarm module

Technical field

The utility model relates to a kind of circuit breaker with residual current, and particularly a kind of residual current circuit breaker with the communication alarm module belongs to the low-voltage distribution protective device.

Background technology

Fast development along with Chinese national economy, demand to electric power day by day increases, promoted the progress of electric utility on the one hand, also become main cause on the other hand to the fire incident that the people produce and life has brought a lot of potential safety hazards, particularly electric fault to cause.According to the interrelated data statistics, this class accident accounts for more than 50% of fire generation, and this has just proposed more higher requirements to supply of electric power.The fire that residual current causes is modal electrical fire, and band residual current protecting circuit breaker is the disengagement failure circuit, one of effective measures that fire preventing produces.Traditional band residual current circuit breaker is that no residual current protecting is reported to the police, and can not notify the attendant to find the potential safety hazard that produces early.Or do not have the telecommunication function, and can not realize " remote control ", " remote measurement ", " remote signalling ", " remote regulating " contour intelligentized function, can't accomplish real-time monitoring to the residual current in the circuit, the early detection early warning.Can't adapt to modernization, the intellectualized management requirement.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of residual current protecting circuit breaker with band communication alarm module of residual current protecting warning and communication function is provided.

The purpose of this utility model reaches like this, a kind of residual current circuit breaker with the communication alarm module, it is characterized in that comprising the residual current circuit breaker and the alarm module of communicating by letter, described communication alarm module is located at the outside of residual current circuit breaker, be connected with residual current circuit breaker, described communication alarm module comprises the central processing unit circuit, network control circuit, power-switching circuit, communication interface circuit, electricity is controlled system circuit and circuit, power-switching circuit is connected with outside accessory power supply and each circuit voltage is provided, central processing unit circuit and communication interface circuit, electricity is controlled the system circuit, network control circuit is connected with residual current circuit breaker, network control circuit is connected with the binding post of outside, electricity is controlled the system circuit and is connected with the electricity behaviour of outside, communication interface circuit is connected with upper computer outside, and circuit is connected with the warning auxiliary equipment of residual current circuit breaker with the outside.

Power-switching circuit described in the utility model is by power module P1, P2, chip N4, TVS manages VZ3, VZ4, diode VD4, resistance R 17, R18, R19, capacitor C 9-C15 and piezo-resistance DNR1 form, accessory power supply+the 24V of the termination outside of resistance R 17 and piezo-resistance DNR1, the other end of resistance R 17 is connected with the anode of diode VD4, the negative electrode of the negative electrode of diode VD4 and TVS pipe VZ3,

capacitor C

12,22 of the end of C13 and power module P1,23 pin connect and output voltage V I+, the anode of the other end of piezo-resistance DNR1 and TVS pipe VZ3, capacitor C 12, the other end of C13,2 of power module P1,3 pin are connected and output voltage V I-with outside accessory power supply-24V, 15 pin of power module P1 and capacitor C 10, the end of C11 is connected with 3 pin of chip N4 and output voltage+12V, 1 pin of chip N14 is connected with an end of capacitor C 9 and output voltage V CC, 16 pin of power module P1, capacitor C 9, C10, the 2 pin common grounds of the other end of C11 and chip N4,9 pin of power module P2 meet voltage+12V, 14 pin of power module P2 and capacitor C 14, C15, resistance R 18, the end of R19 is connected and output voltage+5V 1 of power module P2 with the negative electrode of TVS pipe VZ4,8 pin, capacitor C 14, C15, resistance R 18, the anode common ground of the other end of R19 and TVS pipe VZ4.

Central processing unit circuit described in the utility model is by single-chip microcomputer N1, crystal oscillator G1, capacitor C 1-C4, resistance R 1-R4 and connector X1 form, capacitor C 1, one termination voltage VCC of

resistance R

4,3 pin of one termination single-chip microcomputer N1 of the other end of resistance R 4 and

capacitor C

2,4 pin of the termination single-chip microcomputer N1 of one end of capacitor C 4 and crystal oscillator G1,6 pin of one termination single-chip microcomputer N1 of the other end of crystal oscillator G1 and

capacitor C

3,13 of single-chip microcomputer N1,12,11 pin are connecting resistance R1 respectively, R2, the end of R3, resistance R 1, R2, the other end of R3 connects 4 of connector X1 respectively, 5,6 pin, 1 of connector X1,2,3 pin meet voltage+12V, the other end of capacitor C 1-C4,5 pin of single-chip microcomputer N1,8 of connector X1,10 pin common grounds, the serial port of the single-chip microcomputer on the residual current release of connector X1 and residual current circuit breaker is connected.

Communication interface circuit described in the utility model is by chip N2, resistance R 5-R9, TVS manages VZ1, VZ2, anti-thunder tube FV1-FV3, LED 1 and connector X2 form, 3 of chip N2,6 pin respectively with the central processing unit circuit in single-

chip microcomputer N1

9,2 pin connect, 4 of chip N2,2 pin of one termination single-chip microcomputer N1 of 5 pin and resistance R 5, the anode of the other end sending and receiving optical diode LED1 of

resistance R

5,12 pin of chip N2 and resistance R 6, R8 is connected with the end of TVS pipe VZ1, another termination voltage 5V of

resistance R

6,13 pin of chip N2 and resistance R 7, R9 is connected with the end of TVS pipe VZ2, the other end of resistance R 8 and anti-thunder tube FV2, the end of FV3 is connected with 4 pin of connector X2, the end of the other end of resistance R 9 and anti-thunder tube FV1,5 pin of the other end of FV3 and connector are connected, 1 of chip N2,7 pin meet voltage VCC, 16 pin of chip N2 meet voltage+5V, 1 of connector X2,2 meet outside auxiliary power source voltage+24V respectively,-24V, the negative electrode of

LED

1,2 of chip N2,8,9,15 pin, the other end of resistance R 7, TVS manages VZ1, the other end of VZ2, anti-thunder tube FV1, the other end common ground of FV2, connector X2 is connected with upper computer outside.

Electricity described in the utility model is controlled the system circuit by optocoupler NB1, NB2, diode VD1, VD2, resistance R 10, R11, capacitor C 5, C6 and relay K 1, K2 forms, resistance R 10, the termination voltage VCC of R11,1 pin of one termination optocoupler NB1 of the other end of resistance R 10 and

capacitor C

5,3 pin of the other end of capacitor C 5 and optocoupler NB1 connect 20 pin of the single-chip microcomputer N1 in the central processing unit circuit, 1 pin of one termination optocoupler NB2 of the other end of resistance R 11 and

capacitor C

6,3 pin of the other end of capacitor C 6 and optocoupler NB2 connect 19 pin of single-chip microcomputer N1,6 pin of optocoupler NB1 are connected with an end 16 of the anode of diode VD1 and relay K 1 coil, the other end 1 of the negative electrode of diode VD1 and relay K 1 coil meets voltage VI+, 6 pin of optocoupler NB2 are connected with an end 16 of the anode of diode VD2 and relay K 2 coils, the other end 1 of the negative electrode of diode VD2 and relay K 2 coils meets voltage VI+, optocoupler NB1,4 pin of NB2 meet voltage VI-, and relay K 1 contact 12 is connected back and relay K 1 contact 5 with relay K 2

contacts

5,8,9 and relay K 2

contacts

8,9,12 are connected with residual circuit circuit breaker external electric pneumatic operating mechanism.

Circuit described in the utility model is by optocoupler NB3; diode VD3; resistance R 12-R16; relay K 3; LED 2; controllable silicon VT1; capacitor C 7; C8 and button S1 form; one end BJ of resistance R 12 is connected with the residual current protecting release in the residual current circuit breaker; the other end of resistance R 12 and resistance R 13; one end of capacitor C 7 is connected with 1 pin of optocoupler NB3; the end of the 4 pin connecting resistance R15 of optocoupler NB3; the other end of resistance R 15 and resistance R 16; one end of capacitor C 8 is connected with the control utmost point of controllable silicon VT1; the negative electrode of the anode of controllable silicon VT1 and LED 2; the anode of diode VD3 is connected with relay K 3 coils one end 16; the end of the anode connecting resistance R14 of LED 2; the end of the other end of resistance R 14 and button S1; the other end 1 of the negative electrode of diode VD3 and relay K 3 is connected; 6 pin of optocoupler NB3 and another termination voltage+12V of button S1; resistance R 13; R16; capacitor C 7; the other end of C8; 3 pin of optocoupler NB3 and the negative electrode common ground of controllable silicon VT1, relay K 3 contacts 5; 8; 9; 12 connect outside warning auxiliary equipment.

Network control circuit described in the utility model is by optocoupler NB4, resistance R 20, R21, capacitor C 16 and connector X4 form, one end of resistance R 20 and 6 pin of optocoupler NB4 connect 18 pin of the single-chip microcomputer N1 in the central processing unit circuit, another termination voltage VCC of resistance R 20, the 4 pin ground connection of optocoupler NB4,1 pin of optocoupler NB4 is connected with an end of an end of resistance R 21 and capacitor C 16, another termination voltage VI+ of resistance R 21,9 pin of the other end connecting connector X4 of 3 pin of optocoupler NB4 and

capacitor C

16,8 pin of connector X4 meet voltage VI-, and connector X4 is connected with the binding post of outside.

The utility model is owing to adopt technique scheme, has the telecommunication function, can realize " remote control ", " remote measurement ", " remote signalling ", " remote regulating " contour intelligentized operation, can upload residual current instantaneous value in the circuit, fault message, dropout information, state information in real time, host computer can be by the long-range residual current circuit breaker parameter information that reads of alarm communication module, and the remote control electric operating mechanism, realize the residual current circuit breaker on/off switch.And can accomplish real-time monitoring to the residual current in the circuit, find the potential safety hazard of existence early, in time report to the police, can satisfy the requirement of electric fire monitoring system, adapt to modernization, the intellectualized management requirement.

Description of drawings,

Fig. 1 is the theory diagram of the utility model communication alarm module.

Fig. 2 is the residual current circuit breaker structure chart of the utility model band communication alarm module.

Fig. 3 is a central processing unit circuit diagram of the present utility model.

Fig. 4 is communication interface circuit figure of the present utility model.

Fig. 5 controls the system circuit diagram for electricity of the present utility model.

Fig. 6 is circuit figure of the present utility model.

Fig. 7 is power-switching circuit figure of the present utility model.

Fig. 8 is network control circuit figure of the present utility model.

Embodiment

In order to make the public can fully understand technical spirit of the present utility model and beneficial effect; the applicant will describe in detail embodiment of the present utility model below in conjunction with the accompanying drawings; but the applicant is not restriction to technical scheme to the description of embodiment, anyly makes form but not the variation of essence all should be considered as protection range of the present utility model according to the utility model design.

See also Fig. 1, Fig. 2, a kind of residual current circuit breaker with the communication alarm module, described communication alarm module are located at the residual current circuit breaker outside, link to each other with residual current circuit breaker, above-mentioned communication alarm module also can link to each other with external alert equipment, communication equipment and electricity behaviour by binding post.When residual current circuit breaker carried out the residual current protecting action, above-mentioned communication alarm module was realized warning, communication function respectively to external alert auxiliary equipment, host computer output signal.Above-mentioned communication alarm module also can be by central processing unit circuit control external electric pneumatic operating mechanism.

Seeing also Fig. 3 is the central processing unit circuit, is made up of single-chip microcomputer N1, crystal oscillator G1, capacitor C 1, C2, C3, C4, resistance R 1, R2, R3, R4 and connector X1.Single-chip microcomputer N1 adopts R5F21192; serial port by the single-chip microcomputer on the residual current protecting release of connector X1 and residual current circuit breaker carries out the data transmission on the one hand; carry out information interaction by communication interface circuit and host computer on the other hand; the on/off switch signal that 18 pin of single-chip microcomputer N1 receive residual current circuit breaker is given host computer and is carried out control operation, single-chip microcomputer N1 again according to 19 pin by single-chip microcomputer N1 of the instruction of host computer, 20 pin are controlled the system circuit to electricity that the execution signal is provided.Wherein resistance R 4, capacitor C 2 are that contact for the bonding relay is connected on the residual circuit circuit breaker external electric pneumatic operating mechanism.Optocoupler NB1, NB2 play the transfer function of signal, the break-make of coming control relay K1, K2 according to the output signal of the single-chip microcomputer N1 of central processing unit circuit.Wherein resistance R 10, R11 play metering function, diode VD1, VD2 play the afterflow effect, and capacitor C sheet machine N1 reset terminal is finished low level and resetted and set, and crystal oscillator G1, capacitor C 3, C4 form the shunt-resonant circuit, capacitor C 3, C4 play the fine setting effect to frequency of oscillation, and capacitor C 1 plays the decoupling effect.

Seeing also Fig. 4 is communication interface circuit, is made up of chip N2, resistance R 5, R6, R7, R8, R9, TVS pipe VZ1, VZ2, anti-thunder tube FV1, FV2, FV3, LED 1 and connector X2.Integrated chip N2 adopts ADM2483, the main conversion that realizes communication level, between central processing unit circuit and host computer fieldbus, connect, convert the TTL signal level to RS485 fieldbus signal level, communication interface circuit receives the signal message of central processing unit circuit, deliver to host computer again and carry out control operation, give the central processing unit circuit with the instruction of host computer again, thereby realize the transmission of data.Wherein TVS pipe VZ1, VZ2 play overvoltage protection and the electrostatic defending effect to communication line; resistance R 8, R9 play the metering function to communication line; R6 is a pull-up resistor; R7 is a pull down resistor; anti-thunder tube FV1, FV2, FV3 are mainly used in the thunderbolt overvoltage protection of communication line; R5 is a current-limiting resistance, 1 indicative function that communicates to connect of LED.

See also Fig. 5 and control the system circuit, form by optocoupler NB1, NB2, diode VD1, VD2, resistance R 10, R11, capacitor C 5, C6, relay K 1, K2 for electricity.After the signal of central processing unit circuit output was controlled the photoelectricity isolation of system circuit by electricity, the closed and disconnected 5 of control relay contact, C6 played filtering interference signals.

Seeing also Fig. 6 is circuit, is made up of optocoupler NB3, diode VD3, resistance R 12-R16, relay K 3, LED 2, controllable silicon VT1, capacitor C 7, C8 and button S1.After occurring the residual current fault on the residual current circuit breaker; thereby the alarm signal of sending the residual current protecting release of residual current circuit breaker triggers the closed and disconnected of controllable silicon VT1 control relay K3 contact after optocoupler NB3 transmits; the loop, contact of relay can connect long-distance alarm such as light, acousto-optic, and LED 2 is alarm lamps that the residual current circuit breaker of band communication alarm module is used for fault in-situ.Wherein R15, R14, R12 are current-limiting resistances, and resistance R 13, R16, capacitor C 7, C8 purpose are filtering interference signals, prevent false triggering, and button S1 works the alarm lamp that resets.

Seeing also Fig. 7 is power-switching circuit, is made up of power module P1, P2, chip N4, TVS pipe VZ3, VZ4, diode VD4, resistance R 17, R18, R19, capacitor C 9-C15 and piezo-resistance DNR1.After the step-down of outside DC24V accessory power supply behind the output voltage V I+ more earlier through first order power module P1 be converted to+residual current protecting release that 12V voltage can be supplied with residual current circuit breaker uses; simultaneously+12V voltage one tunnel is converted to+5V voltage through second level power module P2; another road is converted to VCC voltage through chip N4, and chip N4 adopts UA7805.Wherein power module P1 adopts WRB2412MP; power module P2 adopts B1205LD; resistance R 17 is a current-limiting resistance; diode VD4 plays a part anti-reverse; piezo-resistance DNR1 is used for absorbing the surge voltage of power end; the protection late-class circuit; TVS pipe VZ3, VZ4 are used for to the protection of power supply transient overvoltage; protection back level work element; capacitor C 13, C11, C9, C15 strobe; capacitor C 12, C10, C14 play the decoupling effect, and resistance R 18, R19 are the load requests that satisfies power module P2 work.

Seeing also Fig. 8 is network control circuit, by optocoupler NB4, resistance R 20, and compositions such as R21, capacitor C 16 and connector X4.Optocoupler NB4 plays the transfer function of signal, the technical solution of the utility model is that a communication accessories that provides for residual current circuit breaker is a breaker controller, 8 pin as connector X4, during 9 pin open circuit, this warning communication module then is the Long-distance Control state, have only host computer to operate and to revise parameter to residual current circuit breaker this moment, breaker controller can only data query, 8 pin as connector X4, during 9 pin short circuits, alarm communication module then is local state, have only breaker controller to operate and to revise parameter to residual current circuit breaker this moment, and host computer can only reading of data.Resistance R 20 is a pull-up resistor, and resistance R 21 is a current-limiting resistance, and capacitor C 16 is a filter capacitor.

Claims

One kind with communication alarm module residual current circuit breaker, it is characterized in that comprising the residual current circuit breaker and the alarm module of communicating by letter, described communication alarm module is located at the outside of residual current circuit breaker, be connected with residual current circuit breaker, described communication alarm module comprises the central processing unit circuit, network control circuit, power-switching circuit, communication interface circuit, electricity is controlled system circuit and circuit, power-switching circuit is connected with outside accessory power supply and each circuit voltage is provided, central processing unit circuit and communication interface circuit, electricity is controlled the system circuit, network control circuit is connected with residual current circuit breaker, network control circuit is connected with the binding post of outside, electricity is controlled the system circuit and is connected with the electricity behaviour of outside, communication interface circuit is connected with upper computer outside, and circuit is connected with the warning auxiliary equipment of residual current circuit breaker with the outside.
2. the residual current circuit breaker of band communication alarm module according to claim 1, it is characterized in that described power-switching circuit is by power module P1, P2, chip N4, TVS manages VZ3, VZ4, diode VD4, resistance R 17, R18, R19, capacitor C 9-C15 and piezo-resistance DNR1 form, accessory power supply+the 24V of the termination outside of resistance R 17 and piezo-resistance DNR1, the other end of resistance R 17 is connected with the anode of diode VD4, the negative electrode of the negative electrode of diode VD4 and TVS pipe VZ3, capacitor C 12,22 of the end of C13 and power module P1,23 pin connect and output voltage V I+, the anode of the other end of piezo-resistance DNR1 and TVS pipe VZ3, capacitor C 12, the other end of C13,2 of power module P1,3 pin are connected and output voltage V I-with outside accessory power supply-24V, 15 pin of power module P1 and capacitor C 10, the end of C11 is connected with 3 pin of chip N4 and output voltage+12V, 1 pin of chip N14 is connected with an end of capacitor C 9 and output voltage V CC, 16 pin of power module P1, capacitor C 9, C10, the 2 pin common grounds of the other end of C11 and chip N4,9 pin of power module P2 meet voltage+12V, 14 pin of power module P2 and capacitor C 14, C15, resistance R 18, the end of R19 is connected and output voltage+5V 1 of power module P2 with the negative electrode of TVS pipe VZ4,8 pin, capacitor C 14, C15, resistance R 18, the anode common ground of the other end of R19 and TVS pipe VZ4.
3. the residual current circuit breaker of band communication alarm module according to claim 1, it is characterized in that described central processing unit circuit is by single-chip microcomputer N1, crystal oscillator G1, capacitor C 1-C4, resistance R 1-R4 and connector X1 form, capacitor C 1, one termination voltage VCC of resistance R 4,3 pin of one termination single-chip microcomputer N1 of the other end of resistance R 4 and capacitor C 2,4 pin of the termination single-chip microcomputer N1 of one end of capacitor C 4 and crystal oscillator G1,6 pin of one termination single-chip microcomputer N1 of the other end of crystal oscillator G1 and capacitor C 3,13 of single-chip microcomputer N1,12,11 pin are connecting resistance R1 respectively, R2, the end of R3, resistance R 1, R2, the other end of R3 connects 4 of connector X1 respectively, 5,6 pin, 1 of connector X1,2,3 pin meet voltage+12V, the other end of capacitor C 1-C4,5 pin of single-chip microcomputer N1,8 of connector X1,10 pin common grounds, the serial port of the single-chip microcomputer on the residual current release of connector X1 and residual current circuit breaker is connected.
4. the residual current circuit breaker of band communication alarm module according to claim 1, it is characterized in that described communication interface circuit is by chip N2, resistance R 5-R9, TVS manages VZ1, VZ2, anti-thunder tube FV1-FV3, LED 1 and connector X2 form, 3 of chip N2,6 pin respectively with the central processing unit circuit in single-chip microcomputer N1 9,2 pin connect, 4 of chip N2,10 pin of one termination single-chip microcomputer N1 of 5 pin and resistance R 5, the anode of the other end sending and receiving optical diode LED1 of resistance R 5,12 pin of chip N2 and resistance R 6, R8 is connected with the end of TVS pipe VZ1, another termination voltage 5V of resistance R 6,13 pin of chip N2 and resistance R 7, R9 is connected with the end of TVS pipe VZ2, the other end of resistance R 8 and anti-thunder tube FV2, the end of FV3 is connected with 4 pin of connector X2, the end of the other end of resistance R 9 and anti-thunder tube FV1,5 pin of the other end of FV3 and connector are connected, 1 of chip N2,7 pin meet voltage VCC, 16 pin of chip N2 meet voltage+5V, 1 of connector X2,2 meet outside auxiliary power source voltage+24V respectively,-24V, the negative electrode of LED 1,2 of chip N2,8,9,15 pin, the other end of resistance R 7, TVS manages VZ1, the other end of VZ2, anti-thunder tube FV1, the other end common ground of FV2, connector X2 is connected with upper computer outside.
5. the residual current circuit breaker of band communication alarm module according to claim 1, it is characterized in that described electricity control the system circuit by optocoupler NB1, NB2, diode VD1, VD2, resistance R 10, R11, capacitor C 5, C6 and relay K 1, K2 forms, resistance R 10, the termination voltage VCC of R11,1 pin of one termination optocoupler NB1 of the other end of resistance R 10 and capacitor C 5,3 pin of the other end of capacitor C 5 and optocoupler NB1 connect 20 pin of the single-chip microcomputer N1 in the central processing unit circuit, 1 pin of one termination optocoupler NB2 of the other end of resistance R 11 and capacitor C 6,3 pin of the other end of capacitor C 6 and optocoupler NB2 connect 19 pin of single-chip microcomputer N1,6 pin of optocoupler NB1 are connected with an end 16 of the anode of diode VD1 and relay K 1 coil, the other end 1 of the negative electrode of diode VD1 and relay K 1 coil meets voltage VI+, 6 pin of optocoupler NB2 are connected with an end 16 of the anode of diode VD2 and relay K 2 coils, the other end 1 of the negative electrode of diode VD2 and relay K 2 coils meets voltage VI+, optocoupler NB1,4 pin of NB2 meet voltage VI-, and relay K 1 contact 12 is connected back and relay K 1 contact 5 with relay K 2 contacts 5,8,9 and relay K 2 contacts 8,9,12 are connected with residual circuit circuit breaker external electric pneumatic operating mechanism.
6. the residual current circuit breaker of band communication alarm module according to claim 1; it is characterized in that described circuit is by optocoupler NB3; diode VD3; resistance R 12-R16; relay K 3; LED 2; controllable silicon VT1; capacitor C 7; C8 and button S1 form; one end BJ of resistance R 12 is connected with the residual current protecting release in the residual current circuit breaker; the other end of resistance R 12 and resistance R 13; one end of capacitor C 7 is connected with 1 pin of optocoupler NB3; the end of the 4 pin connecting resistance R15 of optocoupler NB3; the other end of resistance R 15 and resistance R 16; one end of capacitor C 8 is connected with the control utmost point of controllable silicon VT1; the negative electrode of the anode of controllable silicon VT1 and LED 2; the anode of diode VD3 is connected with relay K 3 coils one end 16; the end of the anode connecting resistance R14 of LED 2; the end of the other end of resistance R 14 and button S1; the other end 1 of the negative electrode of diode VD3 and relay K 3 is connected; 6 pin of optocoupler NB3 and another termination voltage+12V of button S1; resistance R 13; R16; capacitor C 7; the other end of C8; 3 pin of optocoupler NB3 and the negative electrode common ground of controllable silicon VT1, relay K 3 contacts 5; 8; 9; 12 connect outside warning auxiliary equipment.
7. the residual current circuit breaker of band communication alarm module according to claim 1, it is characterized in that described network control circuit is by optocoupler NB4, resistance R 20, R21, capacitor C 16 and connector X4 form, one end of resistance R 20 and 6 pin of optocoupler NB4 connect 18 pin of the single-chip microcomputer N1 in the central processing unit circuit, another termination voltage VCC of resistance R 20, the 4 pin ground connection of optocoupler NB4,1 pin of optocoupler NB4 is connected with an end of an end of resistance R 21 and capacitor C 16, another termination voltage VI+ of resistance R 21,9 pin of the other end connecting connector X4 of 3 pin of optocoupler NB4 and capacitor C 16,8 pin of connector X4 meet voltage VI-, and connector X4 is connected with the binding post of outside.