Contrel ELR-3BN Type-B earth leakage relay Owner's Manual

Contrel ELR-3BN Type-B earth leakage relay is a modular DIN-rail housing device designed for monitoring and tripping on earth leakage currents. It features a true RMS measurement system, multiple filter settings, and a backlit LCD display for quick and easy monitoring. The ELR-3BN also includes a TEST button for manual tripping, a RESET button for clearing trips, and two configurable relays for connecting to other devices.

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Contrel ELR-3BN Type-B earth leakage relay - User Manual - Contrel | Manualzz

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Key features

  • Modular DIN-rail housing
  • True RMS measurement
  • Multiple filter settings
  • Backlit LCD display
  • TEST and RESET buttons
  • Two configurable relays

Frequently asked questions

The default tripping current threshold for the ELR-3BN is 30 mA, but it can be adjusted from 30 mA to 10,000 mA.

You can reset the device by pressing the RESET button on the front panel, or by using a remote contact.

The TEST button allows you to manually trip the relay to verify its functionality.
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