Apply LOTO in this part of installation to avoid electrical shock hazard.


Apply Zero energy verification before start connection to power distribution box (PDB).


  • Check for short circuit between earth and neutral, lines and neutral, lines and earth and lines and lines. If there are no short circuits, you can proceed, otherwise check your connections again


  • Now you can turn on the UPS circuit breaker for the site panel. Check for the voltages of lines and neutral at Inspector device connectors


  • Turn on the mains circuit breaker for the site panel. Check for the voltages of lines and neutral at the Inspector device connectors


  • Turn off the circuit breakers back to proceed with the rest of installation