Transfer a Single UPS from Maintenance Bypass Mode to Normal Mode

  1. Check that all disconnection devices except MBB are in the OFF (open) position.
  2. Turn the SSIB to the ON (closed) position.

    The display turns on and the Home screen is shown.

  3. Turn the UOB to the ON (closed) position.

    The UPS starts up in static bypass mode. Wait approximately 20 seconds until the bypass LEDs turn yellow.

  4. Turn the UIB to the ON (closed) position.

    The rectifier ramps up.

  5. Turn the BB(s) to the ON (closed) position.
  6. Turn the MBB to the OFF (open) position.

    The UPS automatically transfers to normal mode.

QR code for this page

Was this helpful?