GE Digital Energy SG 400 kVA - Parallel System Shutdown (No Load, Common Battery)

Modifications reserved Page 76/86
OPM_SGS_USM_M40_M50_1US_V020.doc Operating Manual SG Series 400 & 500 kVA
7.4.6 Parallel system shutdown (No Load supply)
NOTE !
The Load must be disconnected.
Initial status: Load supplied from all Inverters.
First operated unit All other units of the system
1. Press “total off” button on any one of the units.
• Load is disconnected from UPS.
• Rectifier and Inverter are shut down and all output and input Contactors will be
opened.
• LED’s, Rectifier, Inverter and Load are OFF.
• Press mute, to reset alarm and buzzer.
First operated unit All other units of the system
2. Open Q1 (Pos. O) on all Units.
First operated unit All other units of the system
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