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Note: Typical run time values given in bold type are for the 900VA model only. Run times are typical at 25°C (77°F).
9.9 Typical recharge time and run time versus load
9.9.1 600VA, 900VA models
Number Of
1 2 3 4 5 6 7 8 9 10
* recharge to 90% of capacity
Battery Packs subsequent discharge into
Recharge
Time*
3.7 hr 6.4 hr 9.1 hr 11.8 hr 14.6 hr 17.4 hr 20.2 hr 23.0 hr 25.8 hr 28.6 hr
50% of rated load
Computer Load Typical computer load
(Volt-Amps) (p.f. typically 0.6 to 0.7)
50 VA
13.0 hr 30.6 hr 45.9 hr 61.2 hr 76.5 hr 91.8 hr 107.1 hr 122.4 hr 137.7 hr 153.0 hr Typical ASCII terminal
75 VA
9.6 hr 23.6 hr 36.3 hr 48.4 hr 60.5 hr 72.7 hr 84.8 hr 96.9 hr 109.0 hr 121.1 hr Macintosh SE/30
100 VA
7.8 hr 18.6 hr 30.0 hr 40.0 hr 50.0 hr 60.0 hr 70.0 hr 80.1 hr 90.1 hr 100.1 hr IBM PS/2 30 w/ monochrome
150 VA
5.5 hr 12.4 hr 21.2 hr 29.6 hr 37.0 hr 44.4 hr 51.9 hr 59.3 hr 66.7 hr 74.1 hr IBM PS/2 30 w/ VGA monitor
200 VA
4.3 hr 9.3 hr 15.7 hr 22.7 hr 29.3 hr 35.2 hr 41.1 hr 46.9 hr 52.8 hr 58.6 hr IBM PS/2 55sx w/ VGA monitor
250 VA
3.5 hr 7.5 hr 12.1 hr 17.8 hr 23.6 hr 29.1 hr 33.9 hr 38.7 hr 43.6 hr 48.4 hr Compaq 386/25e w/ VGA monitor
300 VA
2.9 hr 6.2 hr 9.8 hr 14.4 hr 19.3 hr 24.2 hr 28.8 hr 32.9 hr 37.0 hr 41.1 hr Compaq 386/33 w/ VGA monitor
350 VA
2.5 hr 5.3 hr 8.4 hr 11.8 hr 16.0 hr 20.3 hr 24.5 hr 28.6 hr 32.1 hr 35.7 hr IBM PS/2 95 file server
400 VA
2.2 hr 4.7 hr 7.3 hr 10.0 hr 13.5 hr 17.3 hr 21.0 hr 24.8 hr 28.4 hr 31.5 hr Compaq 386/33 w/ 19" monitor
450 VA
1.9 hr 4.1 hr 6.4 hr 8.9 hr 11.5 hr 14.9 hr 18.2 hr 21.6 hr 24.9 hr 28.1 hr Compaq 486/33 w/ 19" monitor
500 VA
1.7 hr 3.7 hr 5.7 hr 7.9 hr 10.1 hr 12.9 hr 16.0 hr 19.0 hr 22.0 hr 25.0 hr Compaq Systempro server
550 VA
1.5 hr 3.3 hr 5.2 hr 7.1 hr 9.1 hr 11.3 hr 14.1 hr 16.8 hr 19.6 hr 22.3 hr (2) Compaq 386/25e w/ monitors
600 VA
1.4 hr 3.0 hr 4.7 hr 6.4 hr 8.3 hr 10.1 hr 12.4 hr 15.0 hr 17.5 hr 20.0 hr (2) Compaq 386/33 w/ monitors
700 VA
1.1 hr 2.5 hr 4.0 hr 5.4 hr 7.0 hr 8.5 hr 10.1 hr 12.0 hr 14.2 hr 16.4 hr
(2) IBM PS/2 95 file servers
800 VA
0.9 hr 2.2 hr 3.4 hr 4.7 hr 5.9 hr 7.3 hr 8.7 hr 10.0 hr 11.7 hr 13.6 hr
IBM AS/400 D20 minicomputer
900 VA
0.8 hr 1.9 hr 3.0 hr 4.1 hr 5.2 hr 6.3 hr 7.6 hr 8.8 hr 10.0 hr 11.4 hr
DEC MicroVax