Control Bus Cable Location - GE SG Series Installation Manual

3.9.3 Control bus cable location

WARNING !
This operation must be performed by QUALIFIED SERVICE PERSONNEL ONLY before
the initial start-up.
ENSURE THAT THE UPS INSTALLATION IS COMPLETELY POWERED DOWN.
Fig. 3.9.3-1 View electronic module on intermediate unit
Next parallel unit
Fig. 3.9.3-2 Front view electronic module on intermediate unit
Modifications reserved
GE_UPS_OPM_SGS_ISG_10K_40K_0US_V070.docx
Q1
Q2
ON
ON
OFF
OFF
JB1
A
JB
JB2
JA1
JA2
JA
A
Critical Power
Access to the control bus connection.
The control bus connection between
parallel units must be made on the front
of the electronic module fitted behind
the front doors.
Control bus cables connection.
 Plug the cables JA (1/2/3/4/5/6/7) and
JB (1/2/3/4/5/6/7)
connectors JA and JB located on
parallel bus PCB "P34 – Bus Interface"
(going to "P13 – RPA Board" J52(A) and
J62(B).
 Fix both cables JA (1/2/3/4/5/6/7) and
JB (1/2/3/4/5/6/7) to parallel bus
socket connecting the cable shield to
ground by means the cable clamps "A".
onto the
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Installation Guide SG Series 10-20-30-40 UL S
RJ