990-91380C-001

Connect Power Cables in the UPS in System up to 45 kAIC/kA Icw

NOTE: If a backfeed kit (GVLOPT003 or GVLOPT004) is part of your installation, the backfeed kit must be installed before the power cables are connected in the UPS. Follow the installation manual provided with the backfeed kit.
NOTE: If a Li-Ion battery control breaker kit (GVLOPT005) is part of your installation, the Li-Ion battery control breaker kit must be installed before the power cables are connected in the UPS. Follow the installation manual provided with the Li-Ion battery control breaker kit.
  1. Remove the transparent plastic protectors from the busbars. Save for reinstallation after cable connection.
  2. Remove the plastic box for easier access. Save for reinstallation after cable connection.
  3. Only for dual mains: Remove the single mains busbars.
    NOTE: Save the three single mains busbars. They are needed for testing during start-up of the UPS.

    Front View of the UPS

  4. Connect the power cables in the described order. Assemble the cable lugs to the busbars as shown.
    1. Connect the PE cables/equipment grounding conductor (EGC).
    2. Connect the DC cables (DC+, DC-).
    3. Connect the input cables.
    4. Only for dual mains: Connect the bypass cables.
    5. Connect the output cables.

    Cable Lug to Busbar Assembly

    1. Spring washer – provided in kit.

    2. Flat washer (not provided).

    CAUTION
    Risk of cable lug disconnection
    • Use the provided spring washers when connecting the cable lugs to the busbars as shown in the illustration.
    • Connect one hole cable lugs and two hole cable lugs to the busbars as shown in the illustration.
    Failure to follow these instructions can result in injury or equipment damage.
  5. Reinstall the transparent plastic protectors in the original position.
  6. Reinstall the plastic box in the original position.
CAUTION
Risk of electric shock
The transparent plastic protectors and the plastic box must be reinstalled in the original position after power cabling is completed.
Failure to follow these instructions can result in injury or equipment damage.
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