
Start-up  and Shutdown Procedure
This section contains information on how to shut down the UPS from normal operation mode. This procedure applies to units with an 
1.If you have shut the loads down: Move on to step 2.
If the loads are to remain powered: Program the unit into static bypass operation:
a.Press  to access the user parameters.
 to access the user parameters.
b.Press the  or
 or  key until the display shows “Bypass operation: OFF”.
 key until the display shows “Bypass operation: OFF”.
c.Press  to turn static bypass operation on. The display should show “Bypass operation”.
 to turn static bypass operation on. The display should show “Bypass operation”.
d.Set the UPS bypass switch to “BYPASS”.
2.Press the red “OFF” button located inside the UPS front door.
3.Set the UPS AC disconnect switch to “OFF”.
4.Switch the battery breaker “OFF”
5.Hold the 
6.(Optional) If the loads are not to be powered, turn off all AC power sources to the UPS and Maintenance Bypass Panel.
| 28 | User Guide APC BC300 Series 40kW 208/450/480V UPS | 
