HP R5500 - Manual (Page 46)

Specifications 46
Output tolerance specifications
Source of power Regulation
Utility power (nominal
range)
-10% to +6% of nominal output voltage rating
(within the guidelines of the Computer Business
Equipment Manufacturers Association)
Battery power ±5% of nominal output voltage rating
Output feature specifications
Feature Specification
Online efficiency 94% nominal input voltage
Voltage wave shape Sine wave; 5% THD with typical PFC load
Surge suppression High-energy 6500 A peak
Noise filtering MOVs and line filter for normal and common mode
use
Battery specifications
Feature Specification
Type Each model contains maintenance-free, sealed, valve
regulated lead-acid batteries with an 8-year minimum float
service life at 25°C (77°F).
Voltage The battery modules have a battery string voltage of 240
V.
Charging Complete charge takes no more than 48 hours.
Approximately 3 hours to 80 percent capacity at default
nominal utility voltage and no load.
Battery runtime for NA/JPN model
Load, W (percent) Estimated battery
runtime (minutes)
Runtime with one ERM
(minutes)
Runtime with two ERMs
(minutes)
20 59 169 303
50 19 61 106
80 9 31 60
100 7 24 46
Battery runtime for INTL model
Load, W (percent) Estimated battery
runtime (minutes) Runtime with one ERM
(minutes) Runtime with two ERMs
(minutes)
20 49 138 247