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OPM_SGS_USM_10K_40K_0US_V010.doc 46/88 Operating Manual
SG Series
10, 20, 30 & 40 kVA
7.1.4 Complete UPS shutdown (No Load supply)
The Load must be disconnected.
Initial status:
Load supplied from Inverter.
1. Press
“
total off
”
button
.
• Load is disconnected from UPS.
• Rectifier is shut down and all output
and input contactors will be opened.
• LED’s, Rectifier, Inverter and Load are
OFF.
2. Open Q1 (Pos. O).
• LED service check lights up.
3. Disconnect the Battery from the UPS in
case of External Battery.
•
Wait 5 minutes for DC-Link Capacitors
discharge.
4. Disconnect the Utility.
• All LED’s are OFF.
End of procedure