Circutor RGU-10 MT Series - User Manual

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INSTRUCTION MANUAL

Electronic earth leakage protection relay

RGU-10 MT Serie

(M98228501-03-21A)

Main Page

Safety Precautions3
Disclaimer3
Table of Contents4
Contents4
Revision Log5
Symbols5
1�- Verifications Upon Reception6
2�- Description of the Product6
3�- Installing the Device8
3�1�- Preliminary Recommendations8
3�2�- Installation9
3�2�1�- Installation of Device in Panel9
3�3�- Terminals of the Device10
3�3�1�- Communications Connections on the Rgu-10C Mt10
3�4�- Connection Diagrams11
3�4�1�- Connection with Current Shunt Coil11
3�4�2�- Connection Without Coil with Mt-C-62/64 Circuit Breaker12
3�4�3�- CONNECTION with COIL with Recmax MP - C/D2/413
3�4�4�- CONNECTION WITHOUT COIL with Recmax MP -C/D2/414
3�4�5�- Connection Without Coil with Mt-Tsd Circuit Breaker15
4�- Operation16
4�1�- General Description16
4�2�- Description of the Device17
4�3�- Leds INDICATORS17
4�4�- Keyboard Functions18
4�5�- Display19
4�6�- Operation20
4�7�- Troubleshooting or Reasons for Tripping22
4�7�1�- Poor Toroid Connection Alarm22
4�7�2�- Trip on Differential Failure22
4�7�3�- Trip on Circuit Breaker Failure23
4�7�4�- Remote Trip23
5�- Configuration: Direct Settings24
5�1�- SETTING the SENSITIVITY TRIP24
5�2�- Delay Setting and Main Relay Curve24
5�3�- Positive Safety Setting of the Interlock Relay25
6�- Configuration: Adjustments Using Setup Menu26
6�1�- Communications Settings27
6�1�1�- Peripheral Number27
6�1�2�- Transmission Baudrate27
6�1�3�- Parity28
6�2�- Measurement Configuration28
6�2�1�- Working Frequency28
6�2�2�- Limit of the Scales28
6�2�3�- Circuit Breaker29
6�2�4�- Resetting the Partial Meter29
6�2�5�- Status of the Contactors on the Coil30
7�- Configuration: Adjustments by Differential and Magnetothermic31
8�- Rs-485 Communications32
8�1�- Modbus Connection32
8�2�- Modbus Protocol32
8�2�1�- Reading Example32
8�2�2�- Write Example33
8�3�- Modbus Memory Map34
9�- Technical Features35
10�- Technical Service37
11�- Warranty37
12�- Ce Certificate38

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Circutor RGU-10 MT Series Specifications

General

Brand	Circutor
Model	RGU-10 MT Series
Category	Relays
Language	English

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