UPS for 208 Vac Grid, Installation Guide, doc. rel. 3.0
80
When reading this section, refer also to the appropriate connection diagram:
Figure 69,
depending on the number of UPSs to be connected in parallel.
To setup UPSs in parallel mode:
1.
The UPS units should be located near to one another. They must be connected to one
another in a ring configuration using the parallel communication cables.
These cables
must be housed in appropriate conduits.
Table 7: Cable sets for parallel communication between UPSs
D
ESCRIPTION
Q
UANTITY
PER UNIT
G
AMATRONIC
CATALOG NO
.
PARALLEL KIT, B-SERIES, DECENTRALIZED DC (Black)
1
101-B-PARA-ED
PARALLEL KIT, B-SERIES, COMMON DC (Grey)
1
101-B-PARA-CD
The supplied parallel communication cables are 5 meters long. 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.
Connect the UPSs in a ring configuration using two
parallel kit communication cables
on each UPS.
For parallel systems with common battery, contact Gamatronic support for special
cable.
Summary of Contents for B60US-IB
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