GAMATRONIC,
A
S
OLAR
E
DGE
D
IVISION
Centric Installation Guide, rel. 4.7
58
When reading this section, refer also to the appropriate connection diagram
1.The Centric units should be located near to one another. They must be connected to one
another in a ring configuration using the parallel communication cables supplied in the cable kit.
Table 8: Cable sets for parallel configurations
Description of cable set
Catalog No.
Set of cables for 2 parallel units
101-CN-SKD-P
Set of cables for 3 parallel units
101-CN-SKD-P-1
Set of cables for 4 parallel units
101-CN-SKD-P-2
The supplied cables allow for a maximum of about 5 meters between UPSs. Keep this in mind
when positioning the UPSs.
2.In a parallel configuration, the length of the bypass input cable must be the same on all of the
UPSs, and the bypass input cables must be at least 10 meters in length.
3.
In each of the Centric units that are to be connected in parallel, the jumper labeled “J5 master”
must be removed from c
ircuit board PC3001, a long, narrow, “L”-shaped board located at the left
rear of the Centric.