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LEGRAND IME Delta D2-B User Manual

LEGRAND IME Delta D2-B
31 pages
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LE11846AB -09/20 - 02 IM
Relè dierenziale
MRCD
di tipo "B"
Type "B"
MRCD dierential relay
Manuale d'installazione • Installation manual Manuel d'installation
Installationsanweisungen Manual de instalación
RDBMRCD24
RDBMRCD230
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LEGRAND IME Delta D2-B Specifications

General IconGeneral
Rated Voltage230 V AC
Number of Poles2
Protection DegreeIP20
Mechanical Durability10 million operations
Mounting TypeDIN rail

Summary

General Safety Warnings

Risk of Electrocution, Burns, or Explosion

Essential safety precautions for installation, servicing, and operation to prevent injury.

Risk of Device Damage

Critical checks required to prevent damage to the device, especially voltage input.

Preliminary Operations

Receiving and Inspecting the Product

Steps to verify the package contents, product condition, and order accuracy upon receipt.

Product Overview

Visual Indicators and Display

Explanation of LED status lights and the LCD display functions.

Keypad and Terminal Descriptions

Details on the dual-function keypad and the input/output terminal connections.

Installation Guidelines

Installation Recommendations

Guidelines to avoid proximity to systems causing electromagnetic interference.

Wiring and Connections

Positive Safety Wiring

Diagram and explanation for the normally closed contact wiring configuration.

Negative Safety Wiring

Diagram and explanation for the normally open contact wiring configuration.

Advanced Configuration Wiring

Wiring for advanced configuration using an additional UVR coil for switch closure consent.

Cable Management in Connections

Guidance on routing shielded/current cables and bending radius for optimal connections.

Compatibility Tables

MRCD Type B with Bticino Megatiker Components

List of compatible MRCD Type B and Megatiker components for life-saving function.

MRCD Type B with Legrand DPX3 Components

List of compatible MRCD Type B and Legrand DPX3 components for life-saving function.

Device Operation

Page Navigation and Display

Automatic display of monitoring conditions, settings, and anomalies.

Monitoring Status Indicators

Explanation of status indicators for surveillance, pre-alarm, and alarm.

Parameter Programming

Accessing Setup Parameters

Procedure to access setup parameters by pressing the MENU key.

Keypad Functionality Overview

Explanation of dual-function keys for programming operations.

Programming Menu Options

Details on range, default, and safety settings within the programming menu.

Programming Intervention Thresholds

Changing IΔn Thresholds

Steps to modify the intervention thresholds (IΔn).

Programming Security Type

Changing Security Type (Positive/Negative)

Procedure for changing the device's security type setting.

Programming Trip Delay

Modifying Trip Delay (t2)

Steps to adjust the trip delay settings for the device.

Programming Password

Changing the Device Password

Procedure for changing the device's password for security.

Alarm Management

Viewing or Resetting Stored Alarms

How to view and clear the first stored alarm.

Diagnostics and Testing

Manual Test Procedure

Instructions for performing a manual test on the device.

Resetting Device Settings

Procedure to reset the device to its default or previous settings.

Operating Anomalies

Explanation of error codes E.01 and E.02 for connection or test issues.

Technical Specifications - General

Housing and Connections

Dimensions, protection ratings, and connection specifications.

Auxiliary Supply and Measurement

Details on power supply, operating frequency, and differential current.

Operating Conditions

Environmental and performance conditions for device operation.

Technical Specifications - Compliance

CE Marking and Certifications

Compliance with EU directives like RoHS, REACH, and WEEE.

Glossary of Abbreviations

Technical Specifications - Housing & Supply

Measurement and Operating Conditions

Specifications for differential current, frequency, and operating environment.

Technical Specifications - Compliance & Insulation

CE Marking, EMC, and Insulation Specs

Details on CE conformity, EMC, insulation, and impulse withstand voltage.

Glossary of Abbreviations

Technical Characteristics - Housing & Connections

Auxiliary Supply and Measurement

Details on power supply, measurement range, and operating frequency.

Operating Conditions

Information on contact load, operating, and storage temperatures.

Technical Characteristics - CE Marking & EMC

CE Conformity and Electromagnetic Compatibility

Information on CE conformity and electromagnetic compatibility testing.

Glossary of Abbreviations

Technical Data - Housing & Connections

Auxiliary Supply and Measurement

Details on power supply, measurement range, and operating frequency.

Operating Conditions

Information on contact load, operating, and storage temperatures.

Technical Data - CE Marking & EMC

CE Conformity and Electromagnetic Compatibility

Details on CE conformity and electromagnetic compatibility.

Glossary of Abbreviations

Technical Characteristics - Housing & Connections

Auxiliary Supply and Measurement

Details on power supply, measurement range, and operating frequency.

Operating Conditions

Information on contact load, operating, and storage temperatures.

Technical Characteristics - CE Marking & EMC

CE Conformity and Electromagnetic Compatibility

Information on CE conformity and electromagnetic compatibility.

Glossary of Abbreviations

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