990-91380K-001

Install the ERMS Door Switch Kit GVLOPT011 (Option)

The ERMS (Energy Reduction Maintenance Settings) door switch kit GVLOPT011 is prescribed in installations where the upstream/downstream circuit breakers’ trip settings exceed the recommended values specified in this manual. Refer to details for ‘scenario 2’ on page Upstream and Downstream Protection for IEC or Upstream and Downstream Protection for UL.
  1. Remove the two screws from the UPS.
  2. Install the ERMS door switch with the two screws.
  3. Route the signal cables from the ERMS door switch up and out through the top of the UPS.
  4. Connect the signal cables from the ERMS door switch to the upstream breakers UIB and SSIB and to the downstream breaker UOB. Follow the documentation provided with the ERMS door switch and the upstream and downstream breakers for connection details.
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