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UPS Operating Instructions
10.1.9 Using the UPS LOAD OFF Pushbutton
A UPS Load Off is initiated by the LOAD OFF pushbutton from the main menu bar or the System Controls menu bar. This pushbutton can be pressed to control the UPS output. The UPS LOAD OFF pushbutton
The UPS (including Bypass) remains off until restarted.
To use the LOAD OFF pushbutton:
1.Press the LOAD OFF pushbutton.
The Load Off screen appears, providing a choice to proceed or abort the shutdown.
C A U T I O N
All power to the critical load is lost when the LOAD OFF is selected in the following step. You should use this feature only when you want to
2.To shut down the UPS, press LOAD OFF from the Load Off menu bar, and hold for three seconds. To abort the shutdown, press CANCEL.
When LOAD OFF is selected and held for three seconds, the input, output, and bypass backfeed contactors open, the battery breaker or disconnect is tripped, and the power module is turned off.
C A U T I O N
Do not attempt to restart the system after Load Off until the cause of the shutdown has been identified and cleared.
3.To restart the UPS after pressing the LOAD OFF pushbutton, follow the procedure in paragraph 10.1.1 or 10.1.2.