GE 20 Power Supply User Manual


 
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GE
OPM_SGS_USM_10K_40K_0US_V010.doc 71/88 Operating Manual
SG Series
10, 20, 30 & 40 kVA
7.4.4 Separate a Unit from the parallel system (System Redundancy)
Initial status: Load supplied from all Inverters.
First operated unit All other units of the system
1. Press and hold inverter off ( O ) key on the Unit, to separate, until the LED
turns OFF
.
Load supplied from Inverter(s) of the other Unit(s) of the parallel system
.
First operated unit All other units of the system
2. Open Q1 (Pos. O) and, only when the LED service check is ON, press total off
button on the Unit to separate.
First operated unit All other units of the system
3. Disconnect the Battery from the Unit to separate.
Wait 5 minutes for DC-Link Capacitors discharge.
4. Disconnect the Utility supply from separated Unit.
First operated unit All other units of the system
End of procedure
For any further intervention could nearest Service Center.