Specifications
HP UPS R12000 XR Models Maintenance and Service Guide
6-3
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Codename: Sierra Part Number: 221273-001 Last Saved On: 7/31/02 8:59 AM
Battery Specifications
Table 6-4: Battery Specifications
Feature Specification
Type
Each module contains maintenance-free, sealed, valve
regulated lead-acid (VRLA) batteries with an eight-year
minimum float service life at 25
°
C (77
°
F).
Voltage
The battery module has a battery string voltage of
48 Vdc.
Charging
Complete charge takes no more than 48 hours.
The UPS recharges in three hours to 80% usable
capacity.
ERMs recharge in less than eight hours to 80% usable
capacity.
Battery Runtime
Table 6-5: Estimated Battery Runtime
Load
(percent)
Estimated Battery
Runtime (minutes)
UPS with ERM
Runtime (minutes)
20 43 69
50 14 28
80 7 15
100 5 11
Environmental Specifications
Table 6-6: Environmental Specifications
Feature Specification
Operating temperature
10
o
C to 40
o
C (50
o
F to 104
o
F)
UL-tested at 25
o
C (77
o
F)
Relative humidity
0% to 95%; noncondensing
Operating altitude
Up to 2,000 m (6,562 ft) above sea level
Audible noise
Typically, 60 dBA
Transit temperature
-25
o
C to 55
o
C (-13
o
F to 131
o
F)
Transit altitude
15,000 m (49,212 ft) above sea level