Eaton Powerware 9355 - Configuring the UPS for EBMs

SPECIFICATIONS
EATON Powerware
®
9355 UPS (20/30 kVA) Installation and Operation Manual S 164201626 Rev B www.powerware.com
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Table 12. Model Specifications
20 kVA Model
Output Voltage (Line–Line) 208 208 208 220
Output Voltage (Line–Neutral) 120 120 120 127
Input Voltage 208 480 (with input
isolation transformer)
600V (with input
isolation transformer)
220
Input Current 70A 30A 24A 70A
Output Current 55A 55A 55A 52A
Output kVA 20 20 20 20
Output kW 18 18 18 18
Efficiency (Minimum) 89% 83% 83% 89%
Heat Rejection [BTU/hr (kg-cal/hr)] 6762 (1704) 10450 (2633) 10450 (2633) 6762 (1704)
30 kVA Model
Output Voltage (Line–Line) 208 208 208 220
Output Voltage (Line–Neutral) 120 120 120 127
Input Voltage 208 480 (with input
isolation transformer)
600 (with input
isolation transformer)
220
Input Current 100A 45A 35A 100A
Output Current 83A 83A 83A 79A
Output kVA 30 30 30 30
Output kW 27 27 27 27
Efficiency (Minimum) 90% 85% 85% 90%
Heat Rejection [BTU/hr (kg-cal/hr)] 9220 (2323) 13831 (3485) 13831 (3485) 9220 (2323)
Table 13. Battery Specifications
UPS Internal Battery Type 9 Ah sealed, valve-regulated lead acid (VRLA), maintenance-free,
minimum 3-year float service life at 77°F(25°C), voltage 216 Vdc (108 cells per string)
EBC Battery Type Sealed, valve-regulated lead acid (VRLA), maintenance-free,
minimum 3-year float service life at 77°F(25°C), 120W/cell
Number of Strings UPS: 6 strings
EBC 36: 2 strings; EBC 72: 4 strings
Battery Replacement Must be replaced by a qualified service technician
Charger Service configurable 0.5–34A per string, with overall maximum of 34A (limited by input current).
Default: 3.4A per string
Charging Internal battery: approximately 3 hours to 80% usable capacity at nominal line voltage after full load discharge
External battery: no more than 10x discharge time to 90% usable capacity at
nominal line voltage after full load discharge
Start-on-Battery Allows start of UPS without utility input
Performance ABM technology increases battery service life, optimizes recharge time, and
provides a warning before the end of useful battery life
Protection EBC output protected by 200A circuit breaker