Turning off DGA monitor for maintenance - OPT100
OPT100 User Guide
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Switch the DGA monitor to standby mode.
Turn off OPTPSU power to the DGA monitor:
Turn off OPTPSU power from the external disconnection device.
Lock the disconnection device in the off position, if possible.
Attach a warning label to the disconnection device that clearly states why the
power is turned off.
Turn off power inside the power supply unit:
Open the power supply unit cabinet.
Turn off switch S1.
Turn off circuit breaker F1.