GE SG SERIES 20 - Manual (Page 58)

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OPM_SGS_USM_10K_40K_0US_V010.doc 58/88 Operating Manual SG Series 10, 20, 30 & 40 kVA
7.3.4 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, in case of External Battery, from the Unit to separate.
• Wait 5 minutes for DC-Link Capacitors discharge.
4. Disconnect the Utility supply from the separated Unit.
First operated unit All other units of the system
End of procedure
For any further intervention could nearest Service Center.