Galaxy VL UPS – Installation PDF
990-91380K-001

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

Use kit 0H-1816 for this procedure.

NOTE: If a Lithium-ion battery control breaker kit (GVLOPT005) is part of your installation, the Lithium-ion battery control breaker kit must be installed before the power cables are connected in the UPS. Follow the installation manual provided with the Lithium-ion battery control breaker kit.
  1. Remove the transparent plastic protectors (marked (A) on the illustration) from the busbars. If present, remove the plastic box (marked (B) on the illustration) from the cabling field for easier access. Save all parts for reinstallation after cable connection.
    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. The integrated box must not be removed from the inner door.

    Front View of the UPS Model with Separate Plastic Box

    Front View of the UPS Model with the Box Integrated in the Inner Door
  2. 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

  3. 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. Ensure to install the L2 and L3 power cable through both the busbar and the bracket.
    4. Only for dual mains: Connect the bypass cables. Ensure to install the L2 and L3 power cable through both the busbar and the bracket.
    5. Connect the output cables. Ensure to install the L2 and L3 power cable through both the busbar and the bracket.

    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.
  4. Reinstall the transparent plastic protectors (marked (A) on the illustration) and the plastic box (marked (B) on the illustration) 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.
  5. Fasten the power cables with the provided plastic fasteners in the shown positions. Adjust the plastic fastener sets to the power cables so they are fitted as tightly together as possible.

    Assembly of a Plastic Fastener Set

QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and other countries.

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