UT340, UT360, UT380, and UT3100
Planning and Installation Manual
14
Figure 5: UT380 and UT3100 Installation Wiring Diagram, Typical Installation
NOTE 1: Size the mains input overcurrent protection
device per applicable codes. See the table below for
mains input voltage and current ratings.
Mains Input
UPS Model
VAC
Maximum Amps
UT380
480
173
UT3100
480
216
NOTE 2: (a) Refer to any instructions provided with the
DC disconnect (DCD) and pre-charge/discharge box.
(b) The pre-charge/discharge box must be located less
than 10 feet (3 meters) from the DC disconnect.
ADDITIONAL NOTES:
A qualified electrician must install the UPS according
to all applicable codes.
All power and control wires must be in separate
conduits.
If you do not have a BEST-supplied maintenance
bypass cabinet (MBC), you must provide overcurrent
protection and UPS input AC disconnect means.
