990-6401C-001

Connect the Power Cables in a 30 kVA UPS

  1. Ensure that all breakers are in the OFF (open) position.
  2. Remove the conduit box cover.
  3. Remove the two terminal covers.
  4. In dual mains systems, remove the three single mains jumpers. Save the single mains jumpers for the self-aging test.
    NOTE: Save these jumpers for future service visit use by Schneider Electric.
  5. Remove the gland plate from the bottom of the conduit box. Drill or cut holes in the gland plate for cables/conduits. Install conduits (if applicable) and reinstall the gland plate.
    DANGER
    HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
    Do not drill or cut holes for cables or conduits with the gland plate installed and do not drill or cut holes in close proximity to the UPS.
    Failure to follow these instructions will result in death or serious injury.
  6. Route the power cables through the bottom of the conduit box.
  7. Connect the equipment grounding conductor.
  8. Connect the battery cables (DC+, DC-, N). Connect the input cables (N). Connect the bypass cables (N) (if applicable). Reinstall the cover over the N and DC-terminals.
  9. Connect the input cables (L1, L2, L3).
  10. Connect the output cables (L1, L2, L3, N).
  11. Connect the bypass cables (L1, L2, L3) (if applicable).
  12. Reinstall the terminal cover over the input, output and bypass terminals and the reinstall the conduit box cover.
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