990-94382A-001

Install the ERMS Door Switch Kit GVLOPT011

The ERMS (Energy Reduction Maintenance Settings) door switch kit GVLOPT011 must be installed in UPS 1, UPS 2, UPS 3, and UPS 4, and connected to disconnect device UIB.
  1. Remove the two screws from the UPSs.
  2. Install the ERMS door switch with the two screws in each UPS.

    Front View of the UPS (Top Box not Shown)

  3. Route the signal cables from the ERMS door switch up and out through the top of the UPSs.
  4. Connect the signal cables from the ERMS door switch in UPS 1, UPS 2, UPS 3, and UPS 4 to the disconnect device UIB in a normally open (NO) daisy-chain. Follow the documentation provided with the ERMS door switch for connection details. When the door of the UPS is open, ERMS must be activated/ON.
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