Eaton 93E UPS - Transfer from Normal to Bypass Mode; Transfer from Bypass to Normal Mode

UPS Operating Instructions
6-20 Eaton 93E UPS (15-80 kVA, 380/400/415V) Installation and Operation Manual
6.4.3 Transfer from Normal to Bypass Mode
To transfer the critical load to Bypass mode:
CAUTION
In Bypass mode, the critical load is not protected from commercial power interruptions and
abnormalities.
1. Select the CONTROLS symbol on the main menu bar. The System Control screen is displayed.
2. If not already selected, select UPS on the System Control screen.
3. On the UPS System Control screen, select the NORMAL BYPASS command, then press the RETURN
pushbutton.
All of the UPSs transfer to Bypass mode.
The BYPASS status indicator is illuminated. The power module remains on.
WARNING
Power is present inside the UPS cabinet.
6.4.4 Transfer from Bypass to Normal Mode
To transfer the critical load to Normal mode:
1. Select the CONTROLS symbol on the main menu bar. The System Control screen is displayed.
2. If not already selected, select UPS on the System Control screen.
3. On the UPS System Control screen, select the BYPASS NORMAL command, then press the RETURN
pushbutton.
All of the UPSs transfer to Normal mode. If the power module is not available, the system remains on
bypass and an alarm sounds.
The NORMAL status indicator is illuminated.
WARNING
Power is present inside the UPS cabinet.