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ELR96 Electronic Residual Current Relay Installation and Configuration Guide

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This document provides technical specifications, wiring diagrams, and configuration instructions for the ABB ELR96 and ELR96V24 electronic residual current relays, compliant with IEC/EN 60947-2 Annex M. It covers sensitivity and delay time settings, minidip programming for fail-safe and auto-reset modes, auxiliary power supply connections, and toroidal transformer wiring for ground fault protection.

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