Contrel ELR-3AN Tripping set-point 0,03 Owner's Manual

The Contrel ELR-3AN Tripping set-point 0,03 is an earth leakage relay with a toroidal input, providing safety in electrical installations. It's designed for modular DIN-rail mounting and offers features like third harmonic filtering, LCD display with various readings, and RS-485 communication.

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Contrel ELR-3AN Tripping set-point 0,03 Owner's Manual | Manualzz

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Key features

  • Earth Leakage Relay
  • Toroidal input
  • Modular DIN-rail
  • LCD Display
  • RS-485 Communication
  • Third Harmonic Filtering
  • Fail-safe function
  • Adjustable Threshold
  • Event Logging

Frequently asked questions

The ELR-3AN is an earth leakage relay designed to detect and interrupt dangerous fault currents to earth in electrical systems.

You can adjust the tripping threshold using the front panel buttons. The manual provides instructions for setting the desired tripping current.

The ELR-3AN supports RS-485 communication with the Modbus RTU protocol. This allows you to monitor and control the device remotely.
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