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GE
7.1.6 Restore to normal operation after EPO (Emergency Power Off)
UPS panel after activation of EPO (Emergency Power Off) with Utility not available, i.e. complete shutdown of the UPS. 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
1.Reset the EPO (Emergency Power Off) button.
•Press mute, to reset alarm and buzzer.
2.Press “inverter off” ( O ) key.
•Output connects to Bypass Utility.
•Rectifier starts with blinking LED.
•At the end of
•The LCD screen shows: “LOAD ON BYPASS”.
3.Press “inverter on” ( I ) key.
•Inverter starts with blinking LED.
•At the end of
•Automatic transfer from Bypass to Inverter.
•UPS output LED and LCD screen indicate both: “LOAD ON INVERTER”.
End of procedure
OPM_SGS_USM_10K_40K_0US_V010.doc | 48/88 | Operating Manual SG Series 10, 20, 30 & 40 kVA |