Restore To Normal Operation After Epo (Emergency Power Off) - GE Digital Energy SG 400 kVA Operating Manual

7.3.8 Restore to normal operation after EPO (Emergency Power Off)

UPS panel
(Emergency Power Off) with Utility not
available, i.e. complete shutdown of the
UPS and LCD screen OFF.
In this case wait until Utility is again
available, then proceed to restart the UPS
as described below Points 1 through 3.
UPS panel after activation of EPO (Emergency Power Off) with Utility available.
•
All Contacts are open. Rectifier, Inverter and Static-Switch shutdown.
The Battery remains connected to the UPS in case of configuration without external
Battery Breaker Release!
First operated unit
1. Reset the EPO (Emergency Power Off) button.
• Press mute, to reset alarm and buzzer.
First operated unit
2. Press "inverter off" ( O ) key on all Units.
• Rectifiers start with blinking LED.
• After pressing the "inverter off" key on the last unit of the parallel system, the output
of all Units connect to Bypass Utility.
The LCD screen shows: "LOAD ON BYPASS".
•
First operated unit
Modifications reserved
OPM_SGS_USM_M40_M50_1US_V020.doc
after activation of EPO
All other units of the system
All other units of the system
All other units of the system
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Operating Manual SG Series 400 & 500 kVA