25-75 kW
User's and Installation Guide
82
8.4 Battery Specification
Table 8-4: Battery Specification
Battery Type
VRLA, 12 Vdc
Battery Quantity
40-42 blocks, 240-252 cells per battery string, default
40 blocks per battery string.
Note! Battery strings with different battery quantity
and voltage may not be connected in parallel!
Battery Voltage
480 V (40 blocks) to 504V (42 blocks)
Recharge Profile
ABM or float charge
End of Discharge Voltage
1.67 VPC to 1.75 VPC, configurable or automatic (load
adaptive)
Charge Current
Configurable:
Single UPM default 4A, configurable, max 25A per
UPM
Battery Start Option
Ye s
Note! For external battery connection, 24 VDC Shunt Trip signal wiring from the UPS must be connected to
the auxiliary signal connection of the battery breaker.
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