990-6239A-001

Connect the Signal Cables

NOTE: The signal cable 0W13196 (transformer thermal sensor) is only needed in a maintenance bypass cabinet with a transformer.
  1. Route the signal cables 0W76867 (breaker indicator lights), 0W13196 (transformer thermal sensor), and 0W76866 (breaker AUX switches) from the cable connection point in the maintenance bypass cabinet and into the UPS through the opening in the top left side.
    NOTE: Route the signal cables as far away from the power cables as possible to avoid EMC disturbance.

    Front View of the UPS and the Maintenance Bypass Cabinet

  2. Connect the Class 2/SELV signal cables 0W76867 and 0W13196 to board 640-4864 in the UPS as per your configuration.
  3. Connect the non-Class 2/non-SELV signal cable 0W76866 to board 640-4843 in the UPS as per your configuration. See UPS installation manual for board overview.

    Single Mains

    Dual Mains with SSIB Breaker Installed

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