Eaton Electrical 9120 - Manual (Page 22)

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Table 8. Battery
Configuration 700 VA: (2) 12V, 9 Ah internal batteries; 24 Vdc
1000 VA: (3) 12V, 9 Ah internal batteries; 36 Vdc
1500 VA: (4) 12V, 9 Ah internal batteries; 48 Vdc
2000-3000 VA: (8) 12V, 9 Ah internal batteries; 96 Vdc
Type Sealed, maintenance-free, valve-regulated, lead-acid
Charging Approximately 4 hours to 90% usable capacity at nominal line
voltage after full load discharge
Table 9. Battery Run Times (in Minutes)
Run Times at Full/Half Load by UPS VA Ratings
Number of Batteries 700 VA 1000 VA 1500 VA 2000 VA 3000 VA
UPS Internal Batteries 8/20 8/21 7/20 14/30 8/20
NOTE Battery times are approximate and vary depending on the load configuration and battery
charge.