Eaton 9355 - Page 94

Specifications
86 Eaton 9355 UPS (20/30kVA) Installation and Operation Manual 164201626—Rev F www.eaton.com/powerquality
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
Table 14. Battery Runtimes (in Minutes) at Full Load, 0.9 pF
Load
UPS Internal
Batteries
+(1) EBC 36 +(2) EBC 36 +(3) EBC 36
30 kVA/27 kW 10 31 56 75
20 kVA/18 kW 18 56 82 97
Load
UPS Internal
Batteries
+(1) EBC 72 +(2) EBC 72 +(3) EBC 72
30 kVA/27 kW 10 56 89 110
20 kVA/18 kW 18 83 114 162
NOTE Battery times are approximate and vary depending on the load configuration and battery charge.