Page 513 - Battery Reference Book
P. 513
Standby power batteries 5015
Table 50.3 Chloride Motive Power range of Classic 15 motive power batteries
Total height Cell box Chloride 5 h capacity Cell dimensions Filled Charge current
over standard height type at 30°C (Ah) (mm) weight (A) at 2.1 Vlcell
terminal take- (mm)
off (mm) length Width (kg) 12h* 8h*
367 328 XWAF7 195 65 198.5 11.9 27 37
XWAF2 1 650 191 198.5 37.3 91 123
427 388 XWBF7 240 65 198.5 14.3 34 46
XWBF9 320 83 198.5 18.7 45 61
XWBFll 400 101 198.5 23.5 56 76
XWBF13 480 119 198.5 21.5 67 91
XWBF15 560 137 198.5 32.7 78 106
XWBF17 640 155 198.5 36.5 90 121
XWBF19 720 173 198.5 40.6 101 136
XWBF21 800 191 198.5 44.9 112 152
502 463 XWCF7 275 65 198.5 16.8 39 52
XWCF21 920 191 198.5 52.9 130 175
588 548 XWEF7 345 65 198.5 19.4 48 66
XWEF21 1150 191 198.5 62.3 160 220
746 707 XWFF7 435 65 198.5 26.3 61 83
XwFF2 1 1450 191 198.5 81.7 203 275
435 402 XILM 162 61.5 I58 10.8 23 30
XILF25 848 205.5 158 39.1 90 120
487 454 XTLF7 189 61.5 158 12.4 26 35
XTLF25 756 205.5 158 44.7 105 140
547 515 XTHF7 219 61.5 158 14.2 30 40
XTHF25 876 205.5 158 51.7 123 162
650 617 XTOF7 25 8 61.5 158 16.4 36 50
XTOF25 1032 205.5 158 59.5 144 200
728 696 XTEF7 297 61.5 158 19.0 42 55
XTEF25 1188 205.5 158 67.7 167 220
249 216 XBKF7 63 61.5 158 5.5 9 12
XBKF25 252 205.5 158 19.1 35 48
293 260 XXVF7 86 61.5 158 6.6 12 16
XXVF25 342 205.5 158 23.5 48 65
357 324 XIMF7 I 20 61.5 158 8.5 17 23
XIMF25 480 203.5 158 30.3 67 91
Taper characteristic 2.67: 1 between 2.1 and 2.6 Vicell.
attention. A simple hydrometer reading indicates the of the charging equipment to a lower value than
state of charge. 2.70 V/cell, 2.4 V/cell being the minimum desirable
A fully charged cell will have a specific gravity of value. This will result in an extended recharge period,
between 1.205 and 1.215. as the battery will automatically limit the charge cur-
The ampere hour efficiency of the cells is 90%; rent irrespective of the charger output.
therefore, on recharge, the amount of recharge required Chloride Industrial Batteries Supply Super Plant6
is equal to the discharge in ampere hours plus 11%. A type high-performance cells, type YCP-H, available in
YAP 9 cell discharged at the 1 h rate (18 A for 1 h) will capacities up to 500 Ah (Table 50.8).
require a minimum of 18 + ll%, i.e. 20Ah recharge. This range of batteries is particularly suitable for any
At the finishing rate of charge (2 A), this will take 10 h. standby application calling for a good high-rate dis-
It is possible to recharge in a shorter time by starting charge characteristic. Such applications include elec-
the charge at the ‘starting rate’, as given in the capacity tronic computer and telecommunications equipment,
tables, but this should be reduced to the finishing rate which requires a no-break ‘clean’ power supply free
of charge when the voltage per cell reaches 2.3 V. from voltage surges, frequency variations and other
On recharge, the voltage increases as the charge transients.
proceeds. The highest voltage reached with the finish- To achieve this the power supply is usually obtained
ing rate of charge flowing is approximately 2.70 V/cell. through a no-break, static inverter or a no-break
It is possible to recharge a cell by limiting the voltage rotary set.