Figure 5.3 Output Shutdown—Bypass Power Outside Normal Range
5.4 Transferring from Bypass to Normal (Inverter) Mode
To transfer to the inverter (normal operation) or turn on the UPS when the UPS is on internal bypass mode:
Press and hold the power button for 2 seconds.
• If the UPS is configured for normal operation, the option to turn on the local inverter displays. See Figure 5.4
below.
a. Use the up/down arrows to select no or yes, or press the ESC to cancel.
b. Press Enter to confirm the action.
c. Press Enter again.
• If the bypass unable to trace alarm occurs, the option to transfer with interrupt displays. See Figure 5.5 on the
next page.
a. Use the up/down arrows to select no or yes, or press the ESC to cancel.
b. Press Enter to confirm the action.
Figure 5.4 Turn On Local INV
5 Operating the UPS Proprietary and Confidential ©2023 Vertiv Group Corp. 43
Vertiv™ Liebert® EXS Installer/User Guide