GE SG SERIES 10 Operating Manual page 54

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4. Press "inverter on" ( I ) key on first unit.
Soft-start of Inverter, indicated with blinking LED.
At the end of Soft-start the LED Inverter remains lit.
In case of sufficient output power, the output will transfer to Inverter.
UPS output LED indicates Load on Inverter and the LCD must display on the
main screen the status "LOAD ON INVERTER".
First operated unit
5. Press "inverter on" ( I ) key on all other units.
(Do not start the next Inverter until the sequence of the previous ends)
As soon as the output power of the Inverters is sufficient to supply the Load, the
output of the units with running Inverter will transfer to Inverter.
All LED's Inverter, Load on Inverter and Load supplied are ON.
First operated unit
The LCD must display on the main screen on all Units the status
"LOAD ON INVERTER".
The Battery must be charged for at least 10 hours, in order to ensure the
full backup runtime in the case of a Utility Failure.
OPM_SGS_USM_10K_40K_0US_V010.doc
All other units of the system
All other units of the system
End of procedure
Operating Manual SG Series 10, 20, 30 & 40 kVA
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GE