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Explains manual usage and defines danger symbols.
Contact information for technical support, service, and repair.
Guidelines for inspection, transport, and proper storage.
Safety precautions for qualified personnel working on electrical installations.
Defines the device's intended purpose and limitations.
Lists key features of the RCM420 residual current monitor.
Describes the operational sequence and states of the device.
Explains monitoring of CT connections and fault indications.
Explains time delays, functional faults, and fault memory.
How to activate, deactivate, or change password protection.
Dimensional details and diagrams for screw mounting and DIN rail mounting.
Wiring diagram and terminal connection guide for electrical hookup.
Guide for connecting an additional cascaded current transformer.
Explanation of device display elements and button functions.
Overview of the menu structure and adjustable parameters.
Steps to set response values and hysteresis for overcurrent.
How to configure fault memory and alarm relay operation.
Instructions for setting response and starting time delays.
Procedures for factory reset and password management.
Checks required before putting the device into operation.
Lists the default factory settings for the device.
Explains error codes and their troubleshooting actions.
Provides detailed technical specifications of the device.
Details for ordering the device and related accessories.
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General
