5 reconnect a unit to a parallel system, Reconnect a unit to a parallel system – GE Industrial Solutions SG Series 10 – 20 – 30 – 40 kVA Operating Manual User Manual
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OPM_SGS_USM_10K_40K_0US_V030.doc
Operating Manual SG Series 10 –20 – 30 - 40 kVA
7.4.5 Reconnect a Unit to a parallel system
1. Connect the Utility supply on the separated Unit.
• Press mute, to reset alarm and buzzer.
First operated unit
All other units of the system
2. Connect the Battery to the UPS separated by closing the external Battery Switch or
Fuses.
3. Close Q1 (Pos. I) on the separated Unit.
Rectifier starts automatically.
First operated unit
All other units of the system
4. Press “inverter on” ( I ) key on the separated Unit.
After Soft-start of the Inverter, the Inverter connects automatically to the other Units of
the parallel system.
First operated unit
All other units of the system
END OF PROCEDURE