Lucent Technologies KS-20472 - Page 96

Lucent Technologies Round Cell Batteries
8 - 6 Discharge and Power Data Issue 3 December 1999
Table 8-E: Battery Discharge Amperes High Rate, UPS Rate
Model KS-20472, List 1S Cells
Minutes
Reserve At
77°F*
End Of Discharge Volts Per Cell
1.55 V 1.60 V 1.65 V 1.70 V 1.75 V 1.80 V
5 2050 1880 1595 1445 1200 1050
10 1730 1685 1570 1330 1150 950
15 1600 1490 1360 1225 1080 920
20 1415 1350 1255 1140 1025 870
25 1270 1225 1160 1075 970 840
30 1160 1120 1090 1005 900 790
Note: The values in this table include intercell connector loss. This loss is based on the
use of two 12" x 2-1/2" x 3/8" lead-plated copper straps with an average intercell
resistance of 19 microohms.
*Minutes reserve reflect cell performance at electrolyte specific gravity of 1.215 ±0.005
at 77°F.
Table 8-F: Battery Discharge Amperes High Rate, UPS Rate
Model KS-20472, List 2S Cells
Minutes
Reserve At
77°F*
End Of Discharge Volts Per Cell
1.55 V 1.60 V 1.65 V 1.70 V 1.75 V 1.80 V
5 1160 1105 1040 965 800 645
10 1050 1000 920 835 735 595
15 925 875 820 750 660 560
20 795 755 715 655 585 490
25 670 655 630 595 545 430
30 575 570 565 540 470 385
Note: The values in this table include intercell connector loss. This loss is based on the
use of two 12" x 2-1/2" x 3/8" lead-plated copper straps with an average intercell
resistance of 19 microohms.
*Minutes reserve reflect cell performance at electrolyte specific gravity of 1.215 ±0.005
at 77°F.