JPH0213237A - Controller/monitor for distribution machinery - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] [Industrial Applicability] The present invention is applicable to protection devices such as earth leakage circuit breakers and no-fuse circuit breakers, control devices such as electromagnetic switchgears, remote control control devices, transducers, and power consumption devices. Measuring devices such as meters! The present invention relates to a power distribution device control and monitoring device that can easily configure a power distribution device control and monitoring system in which individual control and monitoring information of various types of power distribution 1fi't% are networked over a wide range of devices.

In particular, the present invention relates to a power distribution equipment control and monitoring device that eliminates the need for a central control monitoring bag π.

[Conventional technology] The configuration of a conventional example will be explained with reference to FIG. 14.

FIG. 14 shows the conventional power distribution If! shown in, for example, Japanese Patent Publication No. 59-29998. FIG. 2 is a block diagram illustrating the device control and monitoring system;

In Figure 14, (1) is the central control and monitoring device;
are two signal transmission lines connected to this central control and monitoring device (1), and (31), . . . , (3n) are terminal control and monitoring devices connected to the signal transmission line (2), respectively.

In addition, (5) is a commercial power supply, and (6) is this commercial power supply.
Two t'a wires, (71a and (71b)
), ..., (7na), (7nb) are control contacts connected to one power line (6), respectively, (4+a), (
'Lb), ..., (4na), (4nb) each have one input terminal connected to the other power line (6), and the other input terminal connected to the control contacts (71a) to (7nb) load.

Next, the operation of the conventional example described above will be explained in FIGS. 15(a) and 15(b).
) and (c). Figure 15(a)
-(c) are time charts showing signal waveforms of various parts in the conventional example.

In FIG. 15, (a) shows a transmission signal, Pl is a start pulse indicating the start of transmission, and P2 is a terminal control and monitoring device (
The terminal address pulse P indicating the addresses of terminals 3,) to (3n) is a control pulse indicating control of the terminal control and monitoring devices (3,) to (3n). (b) is the address match signal, (
c) shows a latch signal.

First, when operating the loads (4, a) to (4nl+) by switching the control contacts (7, a) to (7nb) to "○NJ", the central control and monitoring device (1) connects the signal transmission line (2). A transmission signal as shown in FIG. 15(a) is sent to the terminal control/monitoring devices (31) to (3n) via the terminal controller.

The terminal control and monitoring devices (31) to (3n) compare the terminal address in the transmission signal with their own terminal address, and when the two match, send an address matching signal as shown in FIG. 15(b). Occur.

At the same time, a latch signal as shown in FIG.
Operate ea) to (4nb).

In this way, the central control and monitoring device (1) performs control operations based on control commands, and the terminal control and monitoring devices (3,) to (3)
n), a control contact (71a
>~(7nb) + rON.

The central control monitoring device (1) also includes terminal control monitoring devices (31) to (3n) that perform monitoring operations based on monitoring commands.
Power distribution equipment (not shown) can be monitored via the .

[Problems to be Solved by the Invention] Conventional dual power distribution equipment control and monitoring devices have the following problems.

(a) Even when building a small system, a central control and monitoring device was required, making the system as a whole expensive and requiring a large amount of installation space.

(b) When preparing control and monitoring procedures for the central control and monitoring equipment, it was necessary to thoroughly understand the vast and complicated operating procedures and prohibitions regarding the operation of all connected power distribution equipment.

(1) Since the minimum unit of control/monitoring consists of contact inputs, relay contact outputs, etc., the central control/monitoring device issues control/monitoring commands using an algorithm that follows the control/monitoring procedures specific to each networked power distribution unit 11. Therefore, the number of control and monitoring procedures within the central control and monitoring system becomes enormous, which increases the processing time to complete one control and monitoring command, making the use of signal transmission lines extremely inefficient. It was bad.

(1) Since the self-address and the other party's address were fixed, it was not possible to flexibly respond to expansions and changes in the power distribution equipment control and monitoring system due to the addition of terminal control and monitoring devices.

(E) It was not possible to control and monitor various power distribution equipment using one type of terminal control and monitoring device.

(power), it was not possible to check the operating status of connected power distribution equipment, etc.

This invention was made in order to solve the above-mentioned pressure point, and eliminates the need for a central control and monitoring device, and
The objective is to obtain a power distribution equipment control and monitoring device that can perform simpler and faster control and monitoring without having to be familiar with operating methods such as control and monitoring of power supplies and other prefectural matters.

Furthermore, the present invention can flexibly deal with the expansion of the power distribution equipment control and monitoring system, can control and monitor various power distribution equipment, and can monitor the dynamic status of connected power distribution equipment, etc. The purpose of the present invention is to obtain an RI equipment control monitoring device that can be confirmed.

[Means for Solving the Problems] A power distribution equipment control and monitoring device according to the present invention has the configuration described below.

(I) A first terminal control and monitoring device having the following configuration.

As a transmission system, (i) 5 an input unit that detects the operating status of the connected power distribution equipment and generates a detection signal;

(ii) A monitoring information generation unit that generates monitoring information or a response command based on the detection signal.

(iii) A control command generation unit that generates a control command based on the monitoring information listed in -h.

<iv) A code generation unit that converts the code of the control command or response command.

(V) A self-address setting section that can set the self-address from the outside.

(vi) a transmitter that transmits a transmission signal including the self-address and the code-converted control command or response command;

As a receiving system, (vii) A receiving unit that receives the transmission signal.

(v, i) a code decoding unit that decodes the transmitted signal as the code of the control command or response command;

(ix) A control signal generation unit that generates a control signal indicating an operation procedure for operating the power distribution equipment based on the control command or response command.

(x), the power distribution Il! based on the control signal! l: A drive output section that outputs a drive signal that drives the output.

(■), a second terminal control and monitoring device having the same configuration as the first terminal control and monitoring device;

Further, the power distribution equipment control and monitoring device according to the present invention has the configuration described below.

(I) A first terminal control and monitoring device having the following configuration.

As a transmission system, (i) an input unit that detects the operating status layer of the connected power distribution equipment and generates a detection signal;

(ii) A monitoring information generation unit that generates monitoring information or a response command based on the detection signal.

(iii) A control command generation unit that generates a control command based on the monitoring information.

(iv) a code generation unit that converts the code of the control command or response command;

(V) A partner address setting section that allows setting the partner address from the outside.

(vi) A transmitting unit that transmits a transmission signal including the partner address and the code-converted control command or response command.

As a receiving system, (vii) A receiving unit that receives the transmission signal.

a code decoding unit that decodes the transmitted signal as the code of the vI borrowing order or response command;

<ix), the above arrangement 8! based on the above control command or response command. A control signal generation unit that generates a control signal indicating an operation procedure for operating the device.

(x) An i-drive output unit that outputs a drive signal for driving the power distribution equipment based on the control signal.

(11) A second terminal control monitoring device having the same configuration as the first terminal-based f2'II monitoring device.

Furthermore, the power distribution equipment control and monitoring device according to the present invention has the following configuration.

(1) A first terminal control and monitoring device having the following configuration.

An input section that detects the operating status of power distribution equipment connected to (as a transmission system) and generates a detection signal.

(ii) A monitoring VT report generation unit that generates monitoring information or response commands based on No. 3 upon the above detection.

(iii) A control command generation unit that generates a control command based on the monitoring fr1 report.

(iy) a code generation unit that converts the code of the control command or response command; (V) a transmission unit that transmits a transmission signal including the code-converted control command or response command.

As a receiving system, (vi) a receiving unit that receives the transmission signal;

(vii) A code decoding unit that decodes the transmitted signal to be the code of the -1- control command or response command.

(vii) A +fi device ID, No., and setting section that allows setting device identification numbers of the three power distribution devices from the outside.

(ix) A control signal generation unit that generates a control signal indicating an operating procedure for operating the power distribution machine 21 based on the J-recorded tR device identification number and the control command or response command.

(X) A drive output unit that outputs a drive signal for driving the power distribution V% device based on the control signal.

(■), a second terminal control and monitoring device having the same configuration as the first terminal control and monitoring device;

Furthermore, the power distribution equipment control and monitoring device according to the present invention has the following configuration.

(I) A first terminal control and monitoring device having the following configuration.

As a transmission system, (1) an input unit that detects the operating status of connected power distribution equipment and generates a detection signal;

(ii) A monitoring information generation unit that generates monitoring information or a response command based on the detection signal.

(iii) A control command generation unit that generates one control command based on the monitoring information.

(iv) a code generation unit that converts the code of the control command or response command;

(V) A transmitter that transmits a transmission signal including the code-converted control command or response command.

As a receiving system, hi), a receiving unit that receives the transmission signal;

(vIii) a code decoding unit that decodes the transmitted signal as the code of the control command or response command;

(capture) a control:n signal generation unit that generates a control signal indicating an operation procedure for operating the power distribution equipment based on the control command or response command;

(ix) a drive output unit that outputs a drive signal for driving the tunable switch based on the control signal;

As a common system (X), an information output unit that outputs information based on the monitoring information or control signal.

(■), a second terminal I11 control and monitoring device having the same configuration as the first terminal control and monitoring device;

[Operation] In the present invention, each terminal control and monitoring device generates control commands, etc. by itself based on information such as state changes including abnormalities of its own station, and transmits control commands to predetermined other terminal control and monitoring devices. Until a response command is returned to the command (or until the command is completed), the local station serves as the central 0++ monitoring device.

In addition, when each terminal control and monitoring device receives a control command etc. from a predetermined other terminal control and monitoring device, it regards the other terminal control and monitoring device on the transmitting side as the central control and monitoring device, and the own terminal Control monitoring bag! fulfill the role of

[Example] The configuration of the embodiment will be explained with reference to FIG.

FIG. 1 is a block diagram showing an embodiment of the present invention, and (2) is completely the same as that of the conventional device described above.

In FIG. 1, (30) is a first terminal control and monitoring device, and in this embodiment, (30a), (30b), (3
0c), (30d), (30e), (30f), (30
g>, (30h), (30i), (30j), <30k
>, (30+), (30m), and (30n).

Also, (3^) is the second terminal control monitoring bag π, and in this embodiment, (3a), (3b), (3C), (3d)
, (3e), (3f), (3g), (31+), <31
), (3j), (3k), (31), <3m) and (3
This is a terminal control and monitoring device consisting of: (n).

(30a) is a transmitter and a receiver, (30h) is a control command generator and a monitoring command generator, (30+a) and (30n)
) is an information output section, in this embodiment, (3k) is a transmitting/receiving section connected to the signal transmission line (2), and (30b) is an information output section.
is a code decoding unit connected to this transmitting/receiving unit (30a),
(3Qe) is a control signal generation unit connected to this code decoding unit (3Qb), and (30d) is this! The drive output section (30e) is connected to the til+ control signal generation section (30e), and the input section (30f) is connected to the drive output section (30d).
) is a monitoring information generating section connected to the code decoding section (30b) and the input section (30e), (30g) is a reporting command generating section connected to this monitoring information generating section (30f), (30h)
(30i) is a control/monitoring command generating unit connected to the monitoring information generating unit (30f), and (30i) is connected to the monitoring information generating unit (30i) on the input side.
f), reporting command generation unit (30g> and control, code generation unit connected to the monitoring command generation unit (301+) and whose output side is connected to the transmission/reception unit (30a); (30j) is the transmission/reception unit (30j);
A self-address setting unit connected to the receiving unit (LOA), (
30k) is the destination address setting section connected to the sending/receiving section <30a), and (301) is the control 1 word generation section (30c).
and machine full ID connected to the monitoring information generation unit (30f)
, NO1 setting section, (30m) is control tMfv signal generation section (3
(3On) is a display unit connected to this information processing unit (30m). In addition, the control signal generation section (30c)
is also connected to the monitoring information generation section (3Of).

The terminal control monitoring device (3^) is the terminal control monitoring device described above.
It is the same as the configuration of A position (30), and each code (3a) to (
3n) corresponds to each code (30a) to (3On>.The drive output section (30cl) corresponds to the output terminal (30d
l>, (30d2), (3od,) and (30d,), and the input section (30e) has input terminals (30e1) and (30d,).
30e2), and the drive output section (3d) has an output terminal (30e2).
c1. ) and (3d, ), and the input section (3e) has input terminals (3e, ), (3e2), and (3e1).

Next, the configuration of the power distribution equipment will be explained with reference to FIGS. 2 and 3. FIG. 2 is a block diagram showing power distribution equipment connected to an embodiment of the present invention, FIG. 3 is a circuit diagram showing a part of FIG. It is exactly the same as the one.

In Figure 2, (40) is the terminal control and monitoring device (30)
It is an electrical mechanical device for control and monitoring connected to the output terminals (30d, ), (30d) of the terminal control and monitoring device (30).
2), (30d3) and (30d4) and input terminal (
0N10FF connected to (30e+) and (30e2)
Indicator light (40a), overcurrent/short circuit trip indicator light (40a)
b), Earth leakage trip indicator light (40c), abnormality indicator light <4
0d), an ON operation switch (40e), and an OFF operation switch (40r>).

(4^) is the load, (7^) is the commercial power supply (5) and the load (4
It is a disconnector for the earth leakage 3 connected between the power line (
Power terminal (7) connected to commercial power J (5) via
a).

A load terminal (7c) connected to a load (48) via a power supply line (6), a main circuit (7g) connected between the power supply terminal (7a) and the load terminal (7c), and this main circuit. Switching device (7b) inserted in (7g), overcurrent disconnection device (7d) connected to main circuit (7g), ZCT (7e) connected to main circuit (7g), this ZCT (7e) Earth leakage disconnection device (7r) and overcurrent disconnection device (7d) connected to
Alarm contacts AL provided inside and connected to the input terminals (3e, ) of the terminal control monitoring device (3^), earth leakage enclosures 7f, (7r) provided inside the terminal control monitoring device (
An earth leakage alarm contact E A L connected to the input terminal (3e2) of 3A), and an auxiliary contact connected to the input terminal (:1e*) of the terminal control and monitoring device (38) in conjunction with the switchgear (7b) A contact AX is provided.

(8) is an electrical operating device coupled to the FLL circuit breaker 7^) and connected to the terminal control and monitoring device (3^).

In FIG. 3, the electrical operation device (8) includes diode bridge circuits (8a) and (8c) including a surge absorption varistor, an ON operation coil (8b) connected to the diode bridge circuit (8a), and a diode OFF operation coil (8d) connected to the bridge circuit (8c), terminals (8e, ), (8e, ), (8e3) and (8e
), terminal (8e)
, ) to diode-f bridge circuits (8a) and (8
c) An operating power supply terminal (8h) connected to one end, an ON operation switch (8r) connected to the other end of the diode bridge circuit (8&) via the terminal (823), and a terminal (8
e,) is connected to the other end of the diode bridge circuit (8c), as well as the ON operation switch (8r) and the FF operation switch (8g). An operating type J terminal (81) is provided. Note that the terminal (8e,) is grounded.

Furthermore, the configuration of the controller control and monitoring system was changed to the fourth
This will be explained with reference to the drawings and FIG. FIG. 4 is a schematic block diagram showing a networked power distribution meter fi control and monitoring system according to an embodiment of the present invention, and FIG.
1 is a schematic block diagram showing a device control and monitoring system.

In Figure 4, loads (4^), (4^1),...
(48n) are earth leakage circuit breakers (7^) and power distribution equipment (
7) is connected to (7^n), causing electrical leakage 3I! Disconnector (7A
), control/monitoring electrical equipment (40), power distribution equipment (7)
A+>, control/monitoring electrical equipment (40,),...
,..., power distribution equipment (7A n) and control/monitoring electrical equipment (4Qn) are terminal 1IN control and monitoring devices (3A), (30), (3^1), (30,), respectively.
..., (3^n) and (30n), and these terminals 1llI control and monitoring devices (38) to (30n) are connected to each other by a signal transmission line (2). In addition, load (4^1), power distribution fee) W (7A1), control/monitoring electric machine FIi equipment (40,), terminal control and monitoring device (3^l)
) and (30,) are not shown.

In Fig. 5, loads (4A, ), (4Δ2),...
, (4^m) are the power distribution 1i′! Vessel (78 l), (
782), ..., (7^1), and these power distribution devices (78,) to (782) are connected to the terminal side fff[
IT equipment? ff1(3A,),(3A,),...,(
3^m) 4: Connected to these terminal control and monitoring devices (3^m)
1) to (3Δl11) are connected to each other by a signal transmission line (2).

Further, the appearance of the terminal control and monitoring device will be explained with reference to FIG. Figure 6 shows terminal control and monitoring equipment for earth leakage circuit breakers (
311).

In FIG. 6, (3dl>, (3d2), (3d)>
and (3d,) are output terminals, (3c, ), (3e2
), (3e-) and (3e-) are input terminals, (31k
l) is the self address, partner address, device ID, NO,
Setting switch, (3n+) is transmission status display LED, (3
n2) is an 0N10FF status display LED, (3n,) is an overcurrent/short circuit trip status display LED, (3n4) is an earth leakage trip status display LED, and (3z) is a body.

Here, the structure of the transmission signal will be explained with reference to FIG. FIG. 7 is a block diagram showing the frame structure of a transmission signal.

In FIG. 7, one frame of a transmission signal includes a self address SA, a destination address DA, a command word CW, a data count BC, data DT, and a frame check code FC.
It is composed of C.

The self-address SA is the address of the terminal control and monitoring device that is the source, the destination address DA is the address of the terminal control and monitoring device that is the destination, and the command word CW is a control command such as "rON command" or "OFF command". , types of commands such as "monitoring command" which is a monitoring command, "report command" which is a reporting command, "response command" which is a response command, the number of data BC is the number of blocks of data DT, and the data DT is the command. Data accompanying word CW, frame check code FCC, indicates a code representing the consistency of the entire frame.

Next, typical control commands, monitoring commands, and notification commands for the operations of the above-described embodiment will be explained in order.

When starting up the system or when operating the system as necessary,
The terminal control and monitoring devices (30) and (38) have self-address setting units (30j) and (3j), other party address setting units (30k> and (3k), and device ID, NO, setting units (301) and ( 3I), the self-address, the other party's address, and the device ID, NO, (II device identification number) are set. The address and device ID of the terminal control monitoring device <30) as the address,
As No., the device ID and No. of the connected earth leakage breaker (7^) are set.

First, the control to turn on the earth leakage breaker (7^), that is, the function of the control command will be explained.

First, the transmission operation of the "rON command" and the reception operation of the "response command" on the terminal control and monitoring device (30) side will be explained with reference to FIG. 8. Figure 8 shows "ON command 1"
FIG. 3 is a schematic operational flowchart showing the operational flow of the response command and “response command.”

In step (50), the terminal control monitoring device W (30
) starts working.

In step (51), the terminal side f3iI monitoring device (
30) generates an "rON command" and sends it to the terminal control and monitoring device 3^).

That is, the input section (30e) has an input terminal (30e1)
, it detects the "ON" operation of the ON operation switch (40e) of the cap monitoring electric machine device (40), generates a detection signal, and outputs it to the monitoring information generation section (:1Of).

The monitoring information generation unit (30f) generates “O” based on the detection signal.
A command word CW representing "N command" is generated and passed to the control/monitoring command generation section (30b).

The control/monitoring command generation unit (30h) generates accompanying data DT and the number of data B based on the command word CW.
C is generated and passed along with the command word CW to the code generator (30i).

The code generation unit (30i) converts the command word CW, the number of data BC and the data DT into two codes, and sends them to the transmitter/receiver unit (30i).
Pass it to 0a).

The transmitting/receiving unit (30a) has a self-address setting unit (30j
), and the terminal control and monitoring device (3A) set in the remote address setting section (30k).
) and a frame check code FCC are added to form a transmission signal frame. Then, the transmission signal is placed on the signal transmission line (2).

Further, the monitoring information generation section (3or) passes information based on the above-mentioned detection signal to the information processing section (30m), and operates the information processing section (30m).

The information processing section (30m) drives the display section (30n) based on the above-mentioned information, etc., and displays the terminal-based DI! Surveillance equipment fi (3
0) Electrical mechanical equipment for controlling and monitoring the operating status (40)
The movement (% status, etc.) is displayed using, for example, an LED.

In step (52), the terminal control monitoring device (30)
receives a "response command" from the terminal control and monitoring device (3^).

That is, the transmitting/receiving section (30a) is connected to the signal transmission line (2).
Receives the above transmission signal and checks its frame check code F.
Check the CC and if it is normal, the other party's address DA
It is determined whether or not it is the address of the own station set in the own address setting section (30j). When the other party's address DA is the own address, the command word CW, data count BC and data DT are passed to the code decoder (30b).

The code decoder (30b) determines whether the command word CW is a "response command J."If it is a "response command," the command word CW, the number of data BC, and the data DT are sent to the control signal generator (30b). 30c) to operate this control signal generating section (30c).

The 111 group signal generation unit (30c) is 1M] ID, NO0
8! of the control/monitoring electrical equipment (40) set in the setting section (:1O1)! Instrument identification number, command word C
Based on W, data RBC, and data DT, a control signal indicating a response procedure for operating the control/monitoring electric mechanical device (40) is generated and output to the drive output section (30cl).

For example, earth leakage 1[t[? 5 (78) is normally [ON;
If so, control/monitor electricity i! ! Acupuncture device (40) 0
A response procedure is generated to turn on the N10FF indicator light (40a).

The drive output section (30cl) outputs the control/monitoring electricity 11! via the output terminal (30dl) using the above-mentioned control signal.
Turn on the 0N10FF indicator light (40a) of the acupuncture device (40>).

Further, the control signal generation section (30c) passes the above-mentioned command word C field, etc. to the information processing section (30m), and operates the information processing section (30m).

The information processing section (30m) uses the above-mentioned command word C.
The display unit (30n) is driven based on the field, etc., and the operating status of the terminal control/monitoring device (30) is displayed using, for example, an LED.

In step (53>), the terminal side (31! Monitoring device (
30) ends the operation.

Next, the operation of receiving the "rON command" and the transmission operation of the "response command" on the terminal control and monitoring device (3^) side will be explained.

In step (60), the terminal control monitoring device (3^)
starts working.

In step (61), the terminal control monitoring device (3A)
receives the "ON command" from the terminal control monitoring bag 71 (30).

That is, the transmitting/receiving section (3a) receives the transmission signal on the signal transmission line (2), and checks the frame check code FC.
C is checked, and if it is normal, it is determined whether the other party's address DA is the address of the own station set in the own address setting section (3j). If the destination address DA is the address of the own station, the command word CW, data IBc and data DT are passed to the code decoder (3b).

The code decoder (3b) detects that the command word CW is “ON”.
command". In the case of rON command J, the command word CW, data count BC, and data DT are passed to the control signal generation section (3c) to operate the control signal generation section (3c).

In step (62), the terminal control monitoring bag 71 (3^
) executes the rON command l'I.

That is, the control signal generation unit (3c) generates the device ID.

'a electric disconnector 7^ set in NO1 setting section (31)
) device identification number, command word CW, data number B
Based on C and data DT, a control signal indicating a control procedure for turning on the :m TL circuit breaker (to 7) is generated and output to the drive output section (3d).

The drive output section (3d), via the output terminal (3d,),
The ON1 operation switch (8'') of the electric operating device (8) is operated by the above-mentioned control signal.

In this way, when the ON switch (8f) is closed, the ON switch 11 (8b) is energized, and the switch 17 is opened.
1 device (7b) snaps. In other words, the a main circuit breaker (78) is turned on.

The control signal generation unit (3c) also includes the above-mentioned command/
The word C field etc. are passed to the information processing section (3), and this information processing section (3+a) is operated.

The information processing section (3m) drives the display section (3n) based on the above-mentioned command/word C field, etc., and displays the operating status R of the terminal control/monitoring device (38) using, for example, an LED.

In step (63), the terminal control monitoring device (3^)
generates a "response command" and sends it to the terminal monitoring device (
30).

That is, the monitoring information generation unit (3f) is the input unit (3e)
Based on the detection signal detected by the controller, it is determined whether the earth leakage breaker (7^) has been normally turned on. Also, a command word CW representing a “response command” is generated based on the detection signal.
is generated, and the data DT and the number of data BC which are the discrimination results are generated and passed to the code generation unit (31) together with the command word CW.

The code generation unit (31) converts the code of the command word CW, the number of data BC and the data DT, and sends the code to the transmission/reception unit (3a).
).

The transmitting/receiving unit (3a) uses the own address SA of the own station set in the own address setting unit (33) and the address of the terminal control and monitoring device (30) set in the other party address setting unit (3k). A destination address DA and a frame check code FCC are added to form a transmission signal frame. Then, transmit that transmission signal! ! Put it in (2).

Further, the monitoring information generation section (3r) passes information based on the above-mentioned detection signal to the information processing section (three wheels), and operates this information processing section (3II).

The information processing unit (3ffl> drives the display unit (3n) based on the above-mentioned information, etc., and displays the operating state of the terminal control and monitoring device (3^) and the 0N10FF state of the earth leakage circuit breaker 78),
Overcurrent/short circuit trip status, earth leakage trip status, etc. are displayed using, for example, an LED.

In step (64), the terminal control monitoring device (3Δ)
ends the operation.

Here, a control procedure for turning on the earth leakage breaker <78) described above will be explained with reference to FIG. 9. Figure 9 is n
It is a flowchart figure which shows the control procedure which turns on a power interrupter (7^).

In step <70), if the command word 1 < CW is rON command, the control signal generation unit (3c) is started to operate by the code decoding unit (3b), and proceeds to the next step (71).

In step (71), the control signal generation unit (3c) detects the open/closed state of the alarm contact AL of the leakage TL cutoff 2 (7^) detected via the input unit (3e) and the monitoring information generation unit (3f). Based on this, it is determined whether the earth leakage breaker (7Δ) is tripped due to overcurrent, short circuit, or leakage. If it is not tripped (NO), proceed to the next step (72).If it is tripped (YE), proceed to the next step (72).
S) proceeds to step (75).

In step (72), the control signal generation section (3c) outputs the output voltage of the electric operating device (8) via the drive output section<3d).
After opening the N operation switch (8r) for a predetermined period of time, proceed to the next step (73).

In step (73), the control signal generation section (3C).

Based on the open/closed state of the auxiliary contact AX of the earth leakage breaker (78) detected via the input unit <3e) and the monitoring information generation unit (3''), it is determined whether the earth leakage breaker (7^>) is rONJ. Determine whether it is rON, l, if it is (YES)
If Q # (NO>) does not perform rONJ, the process proceeds to the next step (74).

In step (74), the control signal generation section (3c) ends its operation.

In step (75), the control signal generation unit (3c) resets (OFF) the alarm contact AL in order to release the trip state of the earth leakage breaker (7^), and the next step (76) Proceed to.

In step (76), the control signal generator (3c) determines whether the alarm contact AL of the 1.11 electric circuit breaker (7^) has been reset. If you have reset 1 or more (
YES) returns to step (72). If the reset has not been performed (NO), the process proceeds to the next step (77).

In step (77), errors such as overcurrent and short circuit trip are handled, and the process returns to step (74).

Second, turn off the earth leakage breaker (7^)1
1 control, that is, the operation of other control commands will be explained. In addition,
Since this corresponds to the operation of the "○N command", a detailed explanation will be omitted.

First, the terminal control and monitoring device (30) operates the OFF operation switch (40f) of the control/monitoring electrical equipment (,io).
When is pressed, a "○FF command" is generated and sent to the terminal control and monitoring device (3^).

On the other hand, the terminal control and monitoring device (3^) receives and executes the rOFF command.

That is, the control signal generation unit (3c)
Based on the device 3 of the earth leakage breaker (78) set in the 9 setting section (31); the identification number, command word CW, data number BC, and data DT, set the earth leakage breaker
A control signal indicating a control procedure for OFFJ is generated and output to the drive output section (3d).

The drive output section (3d), via the output terminal (3d2),
The OFF operation switch (8g) of the electric operation device (8) is activated by the above-mentioned control signal.

In this way, when the 0FFti operation switch (8g) is engaged, the OFF operation coil (8d) is excited, and the switchgear (7b) is opened, that is, the earth leakage breaker (7^) is turned OFF.
F. I will do it.

Thereafter, the terminal gg monitoring device T1. (3^) generates a "response command" and sends it to the terminal control and monitoring device (30).

Then, the terminal control and monitoring device (30) receives the response command J and ends its operation.

Here, a control procedure for causing the earth leakage breaker (7A) described above to roaF will be explained with reference to the 10th port.

FIG. 10 is a flowchart showing a control procedure for turning off the earth leakage circuit breaker (7 stations).

In step (80), the control signal generation section (3c).

If the command word CW is "rOFF command", the decoder (3b) starts the operation and proceeds to the next step (81).

In step (81), the control signal generation unit (3c>) generates an open/close status of the W contact AL of the earth leakage breaker (78) detected via the input unit (3c) and the monitoring information generation unit (3''). Based on the official data, it is determined whether the leakage τ; interrupter [1787^) is tripped due to overcurrent, circuit, or earth leakage.If not tripped (No), proceed to the next step (
Proceed to 82), or if tripped (YES)
The process proceeds to step (85).

In step (82), the control signal generation unit (3c) opens the OFF operation switch (8g) of the electric operation device (8) for a predetermined period of time via the drive output unit (<3t1), and then operates the next step// Go to step (S3).

In step (83), the control signal generation unit (3c) generates the leakage T detected via the input unit (3e) and the monitoring information generation unit (3), and the open field of the auxiliary contact AX of the circuit breaker (7^). Based on the condition, the earth leakage circuit breaker (7^) is ro F F
Determine whether it is + or not. 'OF F + If yes, proceed to the next step (84〉8, proceed.
Also, '0FF4! .

If not = (NO), proceed to Stella 7 (87>).

In step (84), the control signal generation section (3c) ends its operation.

In step (85), the control signal generation unit (3c) resets (OFFA) the 7-signal contact AL in order to release the leakage r and the tripped state of the circuit breaker (7^), and then proceeds to the next step. Proceed to (86).

In step (86), the control signal generation section (3c).

It is determined whether the alarm contact AL of the earth leakage breaker (78) has been reset. If it has been reset (YES)
returns to step (82). If the reset has not been performed (NO), the process proceeds to the next step (87>).

In step (87), errors such as overcurrent, short circuit I, lip, etc. are handled, and the process returns to step (84).

Thirdly, monitoring the operating status of the earth leakage breaker (7^),
In other words, the operation of the monitoring command will be explained. Note that detailed explanations of the same operations as those of the control commands will be omitted.

First, the transmission operation of the "monitoring command" and the reception operation of the "response command" of the terminal control and monitoring device (30) tnl will be explained with reference to FIG. FIG. 11 is a schematic operation flowchart 1 showing the operation flow of the bald two-vision command J and the response command j.

In step (90), the terminal 1liII team monitoring device (30) starts operating.

In step (91), the terminal control monitoring device (30)
Generates the ``c glare command J'' and transmits it to the terminal control and monitoring device using the same procedure as the rON command 1. In other words, the input unit (30e) generates the Detects monitoring switch operations that are not performed.

In step (92), terminal control monitoring bag W (30
) is the "response command" terminal control monitoring bag T! (3^)
and drives the control/monitoring electric mechanical device (40) based on the F response command.

In other words, the terminal side fffII monitoring device f (30)
Based on the response command J, control/monitoring electrical equipment (
○N/○FF indicator light (4Qa), overcurrent short circuit trip indicator light (40b), earth leakage 1-lip indicator light (40)
0c) or the abnormality indicator light (40d) is turned on or blinks.

For example, electric leakage 31! If the disconnector (78) responds that it is in an overcurrent/short-circuit trip state, the overcurrent/short-circuit trip indicator light (40b) of the control/monitoring electrical machine/equipment (40>)
flash.

In step (93), the terminal control monitoring device (30)
ends the operation.

Next, the receiving operation of the "monitoring command" and the transmitting operation of the "response command j" on the terminal control and monitoring device (3^) side are performed in the 11th
This will be explained with reference to the drawings and FIG. 12. Figure 12 shows leakage 31! It is an explanatory diagram showing monitoring information of the Itlr device (7A).

In step (100), the terminal control monitoring device (3^
) starts working.

In step (101), the terminal control and monitoring device 3^
) receives a "monitoring command" from the terminal control and monitoring device (30).

That is, the transmitter/receiver (3a) receives the transmission signal on the signal transmission line (2), and checks the frame check code FC.
C is checked, and if it is normal, it is determined whether the other party's address DA is the address of the own station set in the own address setting section (3j). If the other party's address DA is the address of the local station, the command word CW, data count BC and data DT are passed to the code decoder (3b).

The code decoder (31+) determines whether the command word CW is a "monitoring command". “In the case of the monitoring command J, the command word CW, the number of data BC, and the data DT are passed to the monitoring information generation unit (3r), and the monitoring information generation unit (3f) is operated.

In step (102), the terminal side fIl monitoring device (
3^) generates monitoring information.

That is, the monitoring information generation unit (3C) uses fiHID.

Earth leakage 4 disconnector (7^) set in NO1 setting section (31)
equipment identification number, command word CW, data count BC
And based on the data DT, the auxiliary contact AX, alarm contact AL and leakage? of the earth leakage breaker (78) detected via the input section (3c). Input the opening/closing data of the alarm contact EAL,
Based on these, for example, seven types of monitoring information as shown in FIG. 12 are generated.

As normal operation mode, when auxiliary contact AX, alarm contact AL and earth leakage alarm contact EAL are all "open", Hariam cutoff H (7A) is in "F state", "closed", "between" and [open 1]. In this case, "fi electric disconnector 78) is ON",
Generates monitoring information of "R overcurrent short circuit trip operation status if open J, leap j and 'open', and 'earth leakage 1-rip operation status' if 'open', 'closed' and 'VA'. do.

In addition, as the abnormal operation mode, if the auxiliary contact AX, alarm contact edge, and lightning alarm contact EAL are "closed", "closed", and "open J", "overcurrent/short circuit l/lip operation abnormality", "closed" , "Open 1 (or "leap")" and "Leakage 1" in the case of "leap"
- If the opening/closing data of lip operation abnormality J, auxiliary contact AX, Q signal contact AI-, and earth leakage alarm contact EAL are combinations other than those described above, "other abnormality" monitoring information is generated.

In step (103), the terminal control and monitoring device
) generates a "response command" and sends it to the terminal control monitoring bag T.
! Send to (30).

That is, the monitoring information generation section (3f) generates a command word CW representing a "response command", generates the data DT which is the above-mentioned monitoring information, and the number of data BC, and sends the data together with the command word CW to the code generation section. (Give it to 31〉.

The code generation unit (31) converts the code of the command word CW, the number of data BC and the data DT, and sends the code to the transmission/reception unit (3a).
give it to

The transmitting/receiving unit (3a) sets the own address SA of the own station set in the own address setting unit (3j) and the address of the terminal control and monitoring device (30) set in the other party address setting unit (3k). Address DA and frame check code FCC are added to configure the frame of the transmission signal.

Then, the transmission signal is placed on signal transmission 1 (2).

Further, the monitoring information generation unit (3r) passes the above-mentioned monitoring information etc. to the information processing unit (31), and the information processing unit (3m)
make it work.

The information processing unit (3m) drives the display unit (3n) based on the above-mentioned monitoring information, etc., and displays the operating state layer of the terminal control and monitoring device (3^) and the ○N10F of the a-disconnector (7^). F status, overcurrent/short circuit trip status, earth leakage trip status, etc. are displayed using, for example, an LED.

In step (104), the terminal control monitoring device (3^
) ends the first move.

Fourth, operations based on abnormalities and state changes of the earth leakage circuit breaker (7^), that is, operations of notification commands and operations of control commands and monitoring commands to the third terminal control and monitoring device will be explained. Note that a detailed explanation of the operations that are the same as those of the "l'ON command" will be omitted.

First, the transmission operation of the "report command", "control command" and "monitoring command" on the terminal control and monitoring device (3^) side will be explained with reference to FIG. Figure 13 shows “
FIG. 1 is a schematic operation flowchart 1 showing the flow of operations of a "report command" and a "control command" and a "monitoring command j" based on an abnormality and a change in condition of the earth leakage circuit breaker (7^).

In step (110), the terminal control and monitoring device (3^
) starts working.

In step (111), the terminal control monitoring device (3^
) inputs the opening/closing data of the earth leakage breaker (78).

That is, the input unit (3c) has input terminals (3e, ), (
3e2) and (3e,), the open state of the alarm contact AL, ita electric alarm contact EAL, and auxiliary contact AX of the circuit breaker 7^) is detected, and the detection signal (opening/closing data) is detected. is generated and output to the monitoring information generating section (3f).

In step (112), terminal control monitoring device U (3
A) determines whether the operating state of the leakage f1 circuit breaker (7^) has changed. If the operating status changes (YE
S) proceeds to the next step (113). If the active layer does not change (NO), proceed to the final step (116).

That is, the monitoring information generation unit (3f) generates the alarm contact AL,
It is determined whether the opening/closing data of the earth leakage alarm contact EAL and the auxiliary contact AX has changed.

In step (113), the terminal control monitoring device (3^
) generates monitoring information based on opening/closing data.

That is, the monitoring information generation unit (3-f)
, the monitoring information explained in the operation of the "monitoring command" is generated based on the opening/closing data of the earth leakage alarm contact EAL and the auxiliary contact AX.

Further, the monitoring information generation unit (3f) passes the above-mentioned monitoring information etc. to the information processing unit (3rd end), and this information processing unit (3II
+) to operate.

The information processing section (3m) drives the display section (3n) based on the above-mentioned monitoring information, etc., and displays the operating status layer of the terminal control monitoring device (3^) and the ON10 F F state of the earth leakage cutoff 3 (7^). , excessive current/short circuit trip state, earth leakage trip state, etc. are displayed using, for example, an LED.

In step <114>, the terminal control monitoring device (3^
) determines whether or not to report based on the monitoring information.0 If the notification is to be made (YES), the process proceeds to step (117).

Also, if you do not want to report (NO), proceed to the next step (11).
Proceed to 5).

That is, the monitoring information generation unit (3f) determines whether to report based on the monitoring information.
S) is a command word CW representing "report command"
The notification command generation unit (3g) generates the information and sends it along with the monitoring information
give it to

In step (115/), the terminal control monitoring device (3
8) determines whether to issue a "control command" or "monitoring command J" based on monitoring + fItH. When issuing a "control command" or "monitoring command" (YES)
Proceeds to step (11,8). If the "control command" or "monitoring command" is not issued (NO), the process proceeds to the next final step (116).

That is, the monitoring information generation unit (3r) determines whether to issue a "control command" or a "monitoring command" based on the monitoring report. When issuing a "control command" or "monitoring command" (YES), select "control command 1" or "monitoring command".
A command word CW representing a "monitoring command" is generated and passed along with the monitoring information to the control/monitoring command generation section (3h).

At Stella Bu (11B), the terminal control and monitoring device (3
^) ends the operation.

In step (117), the terminal control monitoring device (3Δ
) generates a "report command" and sends it to the terminal control and monitoring device (30). Thereafter, the process proceeds to step (115).

That is, the reporting command generation section (3g) generates the accompanying data DT and the number of data BC based on the monitoring information and the command word CW, and passes the generated data together with the command word CW to the code generation section (31).

The code generation unit (31) converts the code of the command word CW, the number of data BC and the data DT, and sends the code to the transmission/reception unit (3a).
give it to

The transmitting/receiving unit (3a) has the own address SA of its own station set in the own address setting unit (3j), and the address of the terminal control and monitoring device (30) set in the other party address setting unit (3). A destination address DA and a frame check code FCC are added to form a transmission signal frame.

Then, the transmission signal is placed on the signal transmission line (2) and interrupts the terminal control and monitoring device (30).

In step (118), the terminal control monitoring device (3^
) generates a control command j or a monitoring command J and transmits it to the third terminal control and monitoring device. Thereafter, the process proceeds to the final step (116).

That is, the control/monitoring command generation unit (31+) generates the accompanying data DT and the number of data BC based on the monitoring information and the command word CW, and generates the code generation unit (31) along with the command word CW. give it to

The code generation unit (31) converts the code of the command word CW, the number of data BC, and the data DT, and transmits and receives the code to the transmitting/receiving unit (3a).
give it to

The transmitting/receiving unit (3a) sets the own address SA of the own station set in the own address setting unit (3j), and the other party which is the address of the third terminal control and monitoring device set in the other party address setting unit (3k). Address DA and frame check code FCC are added to configure the frame of the transmission signal. Then, the transmission signal is placed on the signal transmission line (2).

Next, the operation of receiving the "report command" on the terminal control and monitoring device (30) side will be explained with reference to FIG.

In Stellaf Responsibility 120), the terminal control monitoring device (3
0) starts the operation.

In step (121), the terminal control monitoring device (30
) determines whether the notification command j has been received from the terminal control monitoring device (3^).If received (YES
), proceed to the next step (122); if not received (NO), proceed to step (124).

That is, the transmitting/receiving section (30a) receives the transmission signal on the signal transmission line (2) when there is an interrupt, checks the frame check code FCC, and if it is normal, the destination address DA is the self-transmission signal. It is determined whether the address of the own station is set in the address setting section (30j). When the other party's address DA is the own address, the command word CW, data number BC and data DT are sent to the code decoder (30
b).

The code decoder (301+) determines that the command word CW is “
It is determined whether the command is a "report command" or not. In the case of a report command, the command word CW, the number of data BC, and the data DT are passed to the monitoring information generating section (30f) to operate the monitoring information generating section (30f).

In step (122), terminal control monitoring bag J (30
) decodes the “report command” and executes the next step (1
Proceed to 23).

That is, the monitoring information generation unit <3Or) decodes the command word CW, the number of data BC, and the data DT.

In step (123), the terminal control monitoring device (30
) performs processing based on report command 1 and proceeds to step (124).

That is, the monitoring information generation unit (30f> generates a new "report command" and "control command" to the third terminal control and monitoring device, if necessary, based on the command word CW, data count BC, and data DT). Alternatively, a command word CW representing a "monitoring command" is generated and passed to the reporting command generation! (30g) or control/monitoring command generation section (30h).

Notification command generation unit (30g>) or control/monitoring command generation unit (
30h) generates accompanying data DT and data count BC based on the command word CW, etc., and passes it to the code generation unit (30i) together with the command word CW.

The code generation unit (30i) converts the code of the command word CW, the number of data BC and the data DT, and sends the code to the transmission/reception unit (30i).
Pass it to 0a).

The transmitting/receiving unit (30a) has a self-address setting unit (30j
), the other party address DA which is the address of the third terminal control and monitoring device set in the other party address setting section (30k), and the frame check code FCC are added to create a frame of the transmission signal. Configure. Then, the transmission signal is placed on the signal transmission line (2).

Further, the monitoring information generating section <3Of> passes the above-mentioned command word CW, etc. to the information processing section (30m), and operates this information processing section (30m).

The information processing section (3m) uses the above-mentioned command word CW.
The display section (3n) is driven based on the above information, and the operating status of the terminal control/monitoring device ff (30) is displayed on the LED.

In step (124), the terminal control monitoring device (3o
) ends the operation.

Note that this invention does not need to be particular about the transmission method, and contact inputs corresponding to each control command, monitoring command, etc. may be transmitted to the terminal control and monitoring device of the other party, and a dedicated signal line or power This can be realized by using TSM transmission or by a transmission system applying various multiplex transmission techniques.

By the way, in the above embodiment, the number of addresses that can be set in the destination address setting section is one, but the same operation can be expected even if there are multiple addresses (2 to N), and in this case, control commands are sent to multiple terminal control and monitoring devices. etc. can be sent.

Furthermore, in the above embodiment, the self-address setting section, the other party address setting section, and the device ID, No., setting section were provided separately, but as shown in Fig. 6, a single setting section provided with a changeover switch is used. We can expect a similar movement even if we do.

Further, in the above embodiment, an LED was provided as a display unit so that the operating status of the connected power distribution equipment etc. could be visually checked, but other display means may be used, and detailed information can be displayed by using a liquid crystal, for example. . That is, the set self address, partner address, device identification number, etc. can also be displayed.

Furthermore, in the above embodiments, a display section is provided as an information output means, but an audio output section may also be provided.

[Effect of the invention] Since this invention is configured as explained above,
This produces the effects described below.

When constructing the system, there is no need for a central control and monitoring device, so the overall system is inexpensive and saves installation space.

In addition, regarding the operation of all connected power distribution equipment,
There is no need to be familiar with vast and complicated operating procedures and prohibitions.

Furthermore, since the minimum unit of monitoring is a macroscopic control command or monitoring command, the processing time required to complete one control/monitoring command is shortened, and the efficiency of use of signal transmission lines is greatly improved.

Furthermore, since the self-address and the other party's address can be freely set, power distribution a
It is possible to flexibly respond to expansions and changes to the equipment control and monitoring system.

Furthermore, set the type of power distribution equipment to be connected (for example, set the equipment identification number to 01 for earth leakage circuit breakers and 0 for power distribution circuit breakers).
2. Since the electromagnetic switch can be operated (03, etc.), various power distribution equipment can be controlled and monitored by a one-press terminal control and monitoring device.

Furthermore, since the information output unit is provided, the operating status of the connected power distribution equipment, etc. can be visually confirmed.

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing one embodiment of the present invention, and FIG.
7I is a block diagram showing the wiring:rL equipment connected to an embodiment of this invention, FIG. 3 is a circuit diagram showing a part of FIG. 2, and FIG. 4 is a network diagram of an embodiment of this invention. A schematic block diagram showing a power distribution equipment control and monitoring system; FIG. 5 is a schematic block diagram showing another power distribution equipment control and monitoring system;
The figure is a perspective view showing the terminal control and monitoring device for the B main circuit breaker, FIG. 7 is a configuration diagram showing the frame structure of the transmission signal, and FIG. 8 is a schematic operation flow showing the operation flow of "rON command" and "response command 1. Flowchart diagram, Figure 9 is a flowchart diagram showing the control procedure for turning on the circuit breaker to prevent leakage, 1st
Figure 0 is a flowchart showing the control procedure for turning off the earth leakage breaker, Figure 11 is a flowchart showing the flow of the ON command and response command, and Figure 12 is a flowchart showing the flow of the ON command and response command. Fig. 13 is an explanatory diagram showing the monitoring information of the device, and Fig. 13 is a schematic operation flowchart showing the flow of the “report command” and the “control command” and “monitoring command” based on the abnormality and status change of the electric leakage 31! 14 is a block diagram showing a conventional power distribution 81 control and monitoring device, and FIGS. 15(a) to 15(c) are time charts showing signal waveforms of each part of the conventional example. ^), (30) ...One terminal control and monitoring device, (3
a), (3b), (3c), (3d, <3e, (3'', (3g, (3h), (3i, <33, (3k), (31, (3end), (3n), ( 7^) Yes. In addition, (30b) (30c) (30d) (30e) (30f) (30g> (30h) (30i) (30j) (30k) (30+a) (30n) Transmitting/receiving section, code decoding section , control signal generation section, drive output section, input section, monitoring information generation section, notification command generation section, control/monitoring command generation section, code generation section, self address setting section, other party address setting section, device ID, NO6 setting section , information processing section, display section, earth leakage shielding FIT device, control/monitoring electrical equipment, etc. In each figure, the same reference numerals refer to the same or corresponding parts. ) Satoshi Ogi 1 Misaki Kanto 1 Sa! (30) Ougi 11 Figure 11 Instigation End % ' Placed in Lord J's Inkstone (3A) 棉 sue shu h line grasp p view ii 1 -- rumor ζ measurement (3o) 昂Figure 15 (c) U, Tefu No.

Claims (4)

[Claims] (1) An input unit that detects the operating state of connected power distribution equipment and generates a detection signal, a monitoring information generation unit that generates monitoring information or response commands based on the detection signal, and a control command based on the monitoring information. a control command generation unit that generates the control command or the response command, a code generation unit that converts the code of the control command or response command, a self-address setting unit that can set the self-address from the outside, and a self-address setting unit that converts the self-address and the code-converted control command or response command. A transmission system is constituted by a transmitter that transmits a transmission signal containing the transmission signal, and a receiver that receives the transmission signal, a code decoder that decodes the transmission signal as the code of the control command or response command, and a code decoder that decodes the transmission signal as the code of the control command or response command. A receiving system includes a control signal generation unit that generates a control signal indicating an operation procedure for operating the power distribution equipment based on a response command, and a drive output unit that outputs a drive signal that drives the power distribution equipment based on the control signal. a first terminal control and monitoring device, and a second terminal control and monitoring device having the same configuration as the first terminal control and monitoring device; A power distribution equipment control and monitoring device characterized in that when the device transmits the control command, the second terminal control and monitoring device or the first terminal control and monitoring device transmits the response command. (2) An input unit that detects the operating state of connected power distribution equipment and generates a detection signal, a monitoring information generation unit that generates monitoring information or response commands based on the detection signal, and a control command based on the monitoring information. a control command generation unit that generates the control command or the response command, a code generation unit that converts the code of the control command or the response command, a partner address setting unit that can set the partner address from the outside, and a control command generation unit that converts the code of the control command or the response command. A transmission system is constituted by a transmitter that transmits a transmission signal containing the transmission signal, and a receiver that receives the transmission signal, a code decoder that decodes the transmission signal as the code of the control command or response command, and a code decoder that decodes the transmission signal as the code of the control command or response command. A receiving system includes a control signal generation unit that generates a control signal indicating an operation procedure for operating the power distribution equipment based on a response command, and a drive output unit that outputs a drive signal that drives the power distribution equipment based on the control signal. a first terminal control and monitoring device, and a second terminal control and monitoring device having the same configuration as the first terminal control and monitoring device; A power distribution equipment control and monitoring device characterized in that when the device transmits the control command, the second terminal control and monitoring device or the first terminal control and monitoring device transmits the response command. (3) An input unit that detects the operating state of connected power distribution equipment and generates a detection signal, a monitoring information generation unit that generates monitoring information or response commands based on the detection signal, and a control command based on the monitoring information. A transmission system includes a control command generation unit that generates a control command, a code generation unit that converts the code of the control command or response command, and a transmission unit that transmits a transmission signal including the code-converted control command or response command, and A receiving section that receives a transmission signal, a code decoding section that decodes the transmission signal as the code of the control command or response command, and an equipment ID that allows setting the equipment identification number of the power distribution equipment from the outside. N
O. a setting unit, a control signal generation unit that generates a control signal indicating an operation procedure for operating the power distribution equipment based on the equipment identification number and the control command or response command, and a control signal generation unit that drives the power distribution equipment based on the control signal. a first terminal control and monitoring device that constitutes a reception system from a drive output section that outputs a drive signal to output a drive signal; and a second terminal control and monitoring device that has the same configuration as the first terminal control and monitoring device; When the first terminal control monitoring device or the second terminal control monitoring device transmits the control command, the second terminal control monitoring device or the first terminal control monitoring device transmits the response command. Power distribution equipment control and monitoring equipment. (4) An input unit that detects the operating state of connected power distribution equipment and generates a detection signal, a monitoring information generation unit that generates monitoring information or response commands based on the detection signal, and a control command based on the monitoring information. A transmission system includes a control command generation unit that generates a control command, a code generation unit that converts the code of the control command or response command, and a transmission unit that transmits a transmission signal including the code-converted control command or response command, and A receiving unit that receives a signal, a code decoding unit that decodes the transmitted signal as a code of the control command or response command, and a control signal that indicates an operation procedure for operating the power distribution equipment based on the control command or response command. A receiving system is configured from a control signal generation section that generates a control signal, and a drive output section that outputs a drive signal that drives the power distribution equipment based on the control signal, and information that outputs information based on the monitoring information or control signal. A first terminal control and monitoring device having an output section, and a second terminal control and monitoring device having the same configuration as the first terminal control and monitoring device, the first terminal control and monitoring device or the second terminal A power distribution equipment control and monitoring device characterized in that when the control and monitoring device transmits the control command, the second terminal control and monitoring device or the first terminal control and monitoring device transmits the response command.