Replacing ONXBC Batteries
2
ON Series 3.3-5.0kVA Replacement Battery Instructions
NOTE:
Contact ONEAC Technical Services. If you
have any questions during the following procedures.
CAUTION:
Each battery string consists of two
ONBP-517 battery packs. Replace both packs at the
same time. Premature battery failure or equipment
damage can occur if old and new batteries are
mixed.
An ONXBC battery cabinet may have two or four
battery packs (1 or 2 strings).
Fig. 1: ONXBC Battery Cabinet Front
NOTE:
Follow these steps to replace the battery
packs on one shelf at a time (A/B or C/D) see Fig. 1.
1. Fully open the front door of the battery cabinet
using the two latches. The door may be
removed by lifting the door off its hinges.
CAUTION:
There is a ground wire attached to the
battery cabinet door. Be careful when removing the
door not to strain the wire.
2. Set battery breaker on the shelf to be serviced to
the “OFF” position and unplug
both
battery
connectors.
3. Remove the battery pack retaining bracket:
A. Pull the black knob on the battery pack
retaining bracket until it “clicks”.
B. Slide the bracket toward the opposite side
from the knob and pull out the bracket.
C
D
A
B
Battery Pack Retaining Bar
Battery Breaker
