Installation guide

Modifications reserved Page 44/82
OPM_SGS_USM_M10_M15_0US_V030.doc Operating Manual SG Series 100 – 120 - 150 kVA
7.1.3 From Manual Bypass (Q2) to normal function VFI
Initial status:
Load supplied from Manual Bypass.
1. Close Q1 (Pos. I).
• Bypass connects to Load.
LED Load on Bypass lights up.
• Rectifier starts automatically and LED
in Rectifier symbol and LED Battery
charge light up.
2. Open Q2 (Pos. O).
• LED Manual Bypass turns OFF.
3. Connect the Battery to the UPS by closing the Battery Switch or Fuses, in case of
External Battery .
4. Press “inverter on” ( I ) key.
• Soft-start of Inverter, indicated with
blinking LED.
• At the end of Soft-start the LED
remains lit.
• Automatic transfer from Bypass to
Inverter.
• UPS output LED indicates Load on
Inverter.
The LCD must display on the main screen the status “LOAD ON INVERTER”.
END OF PROCEDURE