UCH0053/UCH0054 Operation Manual
Newark, New York | Phone: 315-332-7100 | Fax: 315-331-7800
©2017 Ultralife Corporation • www.ultralifecorp.com • All specific subjects to change without notice
The information contained herein is for reference only and does not constitute a warrant of performance • 08 SEP 17 UBI-05346 REV: -
Page 11 of 21
This section provides a basic operational description of the UCH0053/UCH0054 battery chargers and its
assemblies/connections.
3.1
AC Power Cord Connections
The UCH0053/UCH0054 chargers are equipped with an AC inlet for purposes of supplying AC power to the
charger. Any AC cable connected to the charger should be appropriately sized.
WARNING: Never alter the AC cord or plug provided. Improper connection can result in a risk of an
electrical shock.
Ultralife Corporation recommends a minimum of 16 AWG wire be used for the AC power cable
3.2
DC Power Cord Connections
It is imperative to ensure correct polarity of the DC power cord prior to the connection to the DC power
source. It is necessary to look at specification chapter for rated DC input operating voltage. The connections
can be done by referring to the diagram below.
WARNING: Never alter DC cord connections. Improper connections (polarity mismatch) may result
in damage to the charger. Ensure the input supply is within the range of the specified rated voltage.
Ultralife Corporation recommends a minimum of 12 AWG wire be used for the DC power cable for
the UCH0054, and 10 AWG wire for the UCH0053.
3
OPERATION
