GE SG SERIES 20 - Manual (Page 61)

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OPM_SGS_USM_10K_40K_0US_V010.doc 61/88 Operating Manual SG Series 10, 20, 30 & 40 kVA
3. Disconnect the Battery, in case of External Battery, from all Units.
• Wait 5 minutes for DC-Link Capacitors discharge .
First operated unit All other units of the system
4. Disconnect the Utility supply from all Units.
• All LED’s are OFF.
First operated unit All other units of the system
End of procedure