Ensure that All Power is Off
Before you proceed, ensure that power is off by following the procedure in this section.
Electrical
Hazard
Do not install any batteries into the Battery Enclosure or power modules into the Symmetra PX UPS until instructed to do so.
Warning
How to ensure that all power is off
1. Set the UPS System Enable switch to OFF.
2. Set the Battery Enclosure DC Disconnect breaker to OFF.
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