American Power Conversion 8000 VA - Manual (Page 8)

6
T HIRD P ARTY B ATTERY S OLUTION
Batteries must be Sealed Lead-Acid type. Use 50 A, 250 VDC fuses with an Interrupt rating of
≥ 20,000 A.
Ensure that the external batteries are wired prior to connecting the batteries to the UPS.
Two separate, isolated 192 V battery systems are required when using a third party battery solution.
One cable assembly must be wired to each 192 V battery system. Two cable assemblies are included
with the UPS, one for each 192 V battery system.
Connect the Ground and Wire the Battery System
1. Connect the ground wires (included), to each battery enclosure ground and the TVSS screw on
the back of the UPS.
2. Cut off one of the connectors on each cable assembly revealing the positive and negative wires
in each cable.
3. Connect the positive (red), and negative (black) wires to the positive and negative terminals on
each external battery system. Ensure that the proper polarities are connected.
4. Plug the cable connectors into the battery connector receptacles on the back of the UPS.
Battery
System 1
Battery
System 2