990-91380K-001

Final installation

  1. Verify that the transparent plastic protectors (marked (A) on the illustration) and the plastic box (marked (B) on the illustration) removed in Connect Power Cables in the UPS in System up to 45 kAIC/kA Icw or Connect Power Cables in the UPS in System over 45 kAIC/kA Icw have been reinstalled in the original position.
    NOTE: On newer UPS models, the box (marked (C) on the illustration) is integrated in the inner door of the UPS instead of being a separate part.

    Front View of the UPS Model with Separate Plastic Box

    Front View of the UPS Model with the Box Integrated in the Inner Door

    CAUTION
    Risk of arc flash and overheating
    The transparent plastic protectors and the plastic box must be reinstalled in the original position after power cabling is completed. Note: On newer UPS models, the box is integrated in the inner door of the UPS instead of being a separate part.
    Failure to follow these instructions can result in injury or equipment damage.
  2. Verify that the transparent protection cover on the external sync board 0P4809 (removed in Connect the Signal Cables for External Synchronization) has been reinstalled in its original position.
  3. Clean/vacuum the UPS of any debris and foreign objects.
  4. Close the inner door and fasten with screws.
  5. Reinstall the cover over the signal connections.

    Front View of the UPS

  6. On the label 885-91896 on the front of the UPS, mark the short circuit rating relevant for this UPS system depending on installed auxiliaries and options.
    NOTE: The physical short circuit rating label on the UPS shows the exact short circuit rating options of the specific UPS. Values may vary for older UPS models.
      65 kAIC/kA Icw (UPS alone)
      65 kAIC with GVLMBCA200K500G (UPS with maintenance bypass cabinet for UL)
      45 kAIC/kA Icw with GVBEC (UPS with bottom entry cabinet)
      65 kAIC/kA Icw with GVBEC (UPS with bottom entry cabinet and GVLOPT012)
      65 kAIC/kA Icc with GVLOPT003/GVLOPT004 installed (UPS with backfeed kit for UL/backfeed kit for IEC installed)
      25 kA Icw with GVLMBCA200K500H (UPS with maintenance bypass cabinet for IEC)
  7. Only with GVLOPT011 ERMS door switch kit installed:
    1. Verify that the upstream/downstream breakers change to ERMS mode when the front door is opened and exit ERMS mode when the front door is closed.
    2. Verify that the upstream/downstream breakers’ ERMS mode settings follow the instructions given for ‘scenario 2’ in Upstream and Downstream Protection for IEC or Upstream and Downstream Protection for UL.
  8. Close the front door(s) and lock the handle with the provided key.
  9. Only for seismic anchoring: Perform one of the following:
    • For UPS alone, install the provided seismic top bracket 870-18110 in the top left side of the UPS.

      The UPS

    • For UPS with maintenance bypass cabinet or bottom entry cabinet, install the provided seismic top bracket 870-51238 between the two cabinets.

      The Bottom Entry Cabinet/Maintenance Bypass Cabinet and the UPS

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