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Bender RCMA423 User Manual

Bender RCMA423
48 pages
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RCMA423
Residual current monitor
for monitoring AC- and (pulsed) DC-currents I
Δ
= 10 mA…3 A
in TN- and TT systems
RCMA423_D00063_03_M_XXEN/03.2021
Manual EN

Table of Contents

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Bender RCMA423 Specifications

General IconGeneral
BrandBender
ModelRCMA423
CategoryMeasuring Instruments
LanguageEnglish

Summary

Important Information

Manual Usage and Safety Symbols

Explains how to use the manual and the meaning of safety symbols.

Support, Services, and Training

Details technical support, repair services, and available training courses.

Logistics and Legal Aspects

Covers delivery conditions, storage, warranty, liability, and disposal.

Safety Instructions

General Safety Precautions

General safety guidelines and observance of accident prevention rules.

Electrical Installation Safety

Safety measures for qualified personnel working on electrical installations.

Defined Intended Use

Specifies the authorized applications and purpose of the RCMA423 monitor.

Device Functionality

Key Device Features

Lists the main technical characteristics and capabilities of the RCMA423.

Monitoring, Faults, and Testing

Covers connection monitoring, fault detection, self-tests, and response value queries.

Configuration and Settings

Guides through setting alarm relays, time delays, reload cycles, password, and factory settings.

Advanced Operation Modes

Explains window discriminator mode and external test/reset button functions.

Installation and Connection

Mounting Instructions

Describes methods for installing the device via DIN rail or screw mounting.

Wiring and Terminal Connections

Illustrates wiring for power supply, current transformer, and alarm relays.

Operation and Setting

Display and Control Elements

Explains display elements, operating elements, and menu structure for user interaction.

Parameter Settings

Guides through setting response values, time delays, alarm assignments, and operating modes.

System Settings and Queries

Covers password protection, factory settings, device information, and history memory.

Technical Data and Settings

Factory Default Settings

Lists the default configuration parameters for the device.

Error Codes and Troubleshooting

Explains error codes and recommended actions for diagnosing device issues.

Technical Specifications

Provides detailed technical data including insulation, voltage, and circuit parameters.

Standards and Ordering Information

Lists applicable standards, approvals, and ordering information for the device and accessories.

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