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
7.3.5 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. Close Q1 (Pos. I) on the separated Unit.
Rectifier starts automatically.
First operated unit
All other units of the system
3. Connect the Battery, in case of External Battery, to the UPS on the separated Unit by
closing the external Battery Switch or Fuses.
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.
•
The LCD must display on the main screen the status “LOAD ON INVERTER”.
First operated unit
All other units of the system
END OF PROCEDURE