Modifications reserved
Page 71/86
OPM_SGS_USM_M40_M50_1US_V020.doc
Operating Manual
SG Series 400 & 500 kVA
7.4.3 From Manual Bypass (Q2) to normal function VFI
Initial status:
Load supplied from Manual Bypass
.
All Q2 of the system closed
.
First operated unit
All other units of the system
1. Close Q1 (Pos. I) on all Units
.
The
Rectifiers
will start automatically and at the closure of
Q1
of the
last Unit
, the
Bypass
of all
Units
will be activated.
First operated unit
All other units of the system
Proceed with step 2 only when the
LED 3 remains constantly lit
on all
units of the parallel system
2. Connect the battery to all Units by
closing the external Battery Breaker
Release
.
3. Open Q2 (Pos. O) on all Units
.
First operated unit
All other units of the system
Continue
►
LED 3