
Xtreme Power Conversion Corporaon
BP-XR2U480A User’s Manual
Page 8
External Baery Pack
Mulple Baery Pack Connecons
CAUTION!
Ensure correct polarity of the baery string series connecon. DO NOT mix baeries with dierent capacity or dif-
ferent brands, or new or old baeries.
WARNING!
ENSURE CORRECT POLARITY OF STRING END CONNECTIONS TO THE BATTERY CIRCUIT BREAKER, AND FROM THE
BATTERY CIRCUIT BREAKER TO THE UPS TERMINALS (I.E. (+) TO (+) / (-) TO (-) / (N) TO (N)). DISCONNECT ONE OR
MORE BATTERY CELL LINKS IN EACH TIER. DO NOT RECONNECT THESE LINKS AND DO NOT CLOSE THE BATTERY
CIRCUIT BREAKER UNLESS ALL CONNECTIONS ARE PROPERLY CHECKED AND APPROVED.
R91-20K to BP-XR2U480A baery connecon
Installaon and Setup
Note: Before installaon, please inspect the unit. Be sure that nothing inside the package is damaged. Please keep
the original packing material in a safe place for future use.
Unpacking & Inspecon
Aenon: Any damage to packing should be noted at the me of receipt with the delivery carrier
Remove the shelf kit, baery enclosure, and baery modules from the packaging.
Note: The baery modules are very heavy, be cauous when unpacking and liing the unit to avoid injury.
Selecng Installaon Posion
It is necessary to select a proper environment to install the unit, in order to minimize the possibility of damage to
the baery system and extend the life of the baeries. Please follow the instrucons below: