990-91407C-001

Transfer a Single UPS from Normal to Mode to Maintenance Bypass Mode

  1. From the home screen on the display select Control > Turn UPS ON/OFF and tap Confirm.
  2. Loosen the screws and remove the protection plate in front of the maintenance bypass breaker MBB.
  3. Turn the maintenance bypass breaker MBB to the ON (closed) position.

    The load is now supplied via the maintenance bypass breaker.

  4. Turn the battery breaker(s) BB to the OFF (open) position.
  5. Turn the unit input breaker UIB to the OFF (open) position.
  6. Turn the static switch input breaker SSIB to the OFF (open) position.
  7. Turn the unit output breaker UOB to the OFF (open) position.
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