APC BC300 Series - Manual (Page 34)

34 Installation Guide APC BC300 Series 40kW 208/450/480V UPS
990-1401
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 APC-supplied Maintenance Bypass Panel.
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.
b. Press the or key until the display shows “Bypass operation: OFF”.
c. Press 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 pre-charge/discharge switch in the “discharge” position until the LED turns off.
To restart the unit, see the section “Start-up from Maintenance Bypass” above.
6. (Optional) If the loads are not to be powered, turn off all AC power sources to the UPS and
Maintenance Bypass Panel.