CyberPower CS150U48V3 User Manual

© 2010 CyberPower Systems (USA), Inc. All Trademarks are property of their owners.

Page:  10 of 17

Figure 10: Battery Wiring

Secure harness 
with cable ties

The battery is a standard sealed lead acid 
battery rated at 12Vdc / 7.2 (7) Ah. When 
required, the battery may be replaced with 
an approved 12Vdc / 7.2 (7) Ah battery.

Batteries are considered HAZARDOUS WASTE and must be disposed of properly.
Most retailers that sell batteries collect used batteries for recycling.

Figure 11: Battery Installation

Battery Jumpers

6. Plug the connectorized end of each wiring 

harness into the receptacle on the front face 
of the UPS.

Note: For customers who initially ordered 
one-battery-string configured cabinet, please 
contact CyberPower if upgrading to 
two-battery-string configuration is needed.

Note: The door must be locked with padlock
after installation is complete.

Wire Harness (Vo-)

Wire Strain Relief

Wire Harness (Vo+)

Battery tray 

mounting hole

Battery Harness 
Wire Plug-in

Battery Tray 
Mounting Screw

The batteries must be installed and wired to the battery tray prior to installing inside the UPS 
enclosure.
1. Slide the battery tray out of the UPS.
2. Get the new batteries and install batteries onto the battery tray as shown below. 
 

3. Install the battery clamp using the (4) screws provided. Tighten the screws.
4. Wire the batteries:
   a. Add wire jumpers (spade lugs) to interconnect the batteries.
   b. Attach the red wire on the wiring harness to the positive terminal (red) of battery.
   c. Attach the black wire on the wiring harness to the negative terminal (black) of battery.
   d. Secure the harness assembly to the battery clamp with cable ties.
5. Carefully slide the battery tray into the enclosure and secure with the M4 x 8 Truss head screws 

provided. 

Note: The UPS should be secured on the 

wall/pole before sliding the battery trays into
 the UPS.