3.11 Control Bus Cable Location - GE 225 Installation Manual

g

3.11 CONTROL BUS CABLE LOCATION

Warning!
This installation must be verified by trained personnel before the initial start-up
(ensure that the UPS installation is completely powered down).
A
Fig. 3.11-1 View electronic module on intermediate unit
JB1
JB2
JA1
JA2
A
Next parallel unit
Fig. 3.11-2 Front view electronic module on intermediate unit
OPM_SGS_ISG_M22_M30_0US_V011.doc
Q1
Q2
1
2
3
1
4 2
3
4
A
JB
Control bus cables connection.
JA
32/38
Access to the control bus
connection.
The control bus connection
between parallel units must be
made on the front of the
electronic module
behind the front doors.
To properly route the control
bus cables the safety screen
"A" must be removed.
Plug the cables JA (1/2/3/4/5/6/7)
and JB (1/2/3/4/5/6/7) onto the RJ
connectors JA and JB located on
parallel bus PCB "P34
Interface IM0048" (going to "P13 –
RPA Board IM0006" 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".
Installation Guide SG Series 225 & 300 kVA
GE
fitted
– Bus