Modifications reserved
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OPM_SPE_XXX_10K_40K_8GB_V020.doc
Operating Manual
SitePro 10-15-20-30-40 kVA / S8
S
P
_
01
0-
04
0_
S
6
_RP
A
con
tr
ol
b
us
lo
ca
tio
n_02
GB
JA-1
JB-1
JA-1
JB-1
JA-2
JB-2
Next paralle
l
unit
UPS 2
JB-2
JB-1
JA-1
JA-2
UPS 1
Fig. 5.9.3-4 Control Bus cable routing and connection
Control bus cables routing
Place and fix the cables
JA-1/2/3/4/5/6/7
and
JB-1/2/3/4/5/6/7
inside the UPS cabinets in the
position illustrated in the drawing
Fig 5.9.3-4
.
NOTE !
Pay attention when cabling and routing the bus cables
JA
and
JB
inside the UPS
cabinet.
In case one unit should be removed from the
Parallel System
, the bus cables
JA
and
JB
must be removed from the cabinet without disconnect them from the
metal plate where are located the sockets
JA
and
JB.
For reliability reasons the cables
JA-1/2/3/4/5/6/7
and
JB-1/2/3/4/5/6/7
connecting the units should
be run in separated protected conduits (as indicated in
Fig. 5.9.3-4
) separated from the power
cables.
It is important that the cable
JA
must be the same length as cable
JB
.
WARNING !
Connection and commissioning of an additional UPS to an existing
Parallel System
,
must be performed by a service engineer from of your
Service Centre
.