Make sure each UPS input breaker is
in “off” position and there is no any output from each
UPS connected. Battery groups can be connected separately or in parallel, which means the
system itself provides both separate battery and common battery.
WARNING!
Make sure the N
、
A
（
L1
）
、
B
（
L2
）
、
C
（
L3
）
lines are correct, and grounding
is well connected.
3.9.2 Parallel cable installation
Shielded and double insulated control cables available must be interconnected in a ring
configuration between UPS modules as shown below. The parallel control board is mounted on
each UPS module. The ring configuration ensures high reliability of the control.
3.10 LBS installation
LBS system contains LCD set, cable connect and STS device.
