WBR MB75-12
WBR MB75-12
Specification
Number of elements in the block:
6
Rated voltage:
12 V
Nominal capacity (С10):
75 Ah
Weight:
24.4 kg ± 3%
Life time (при 20 ̊С):
to 10 years
Capacity на режимах (при 25 ̊С):
75.00 Aч at 10-ч. discharge electric 7.50 А to Uкон. 10.8 V, 63.75 Aч at 5-ч. discharge electric 12.75 А to Uкон. 10.2 V, 45.00 Aч at 1-ч. discharge electric 45.00 А to Uкон. 9.60 V
Addiction емкости from сроков хранения (при 20 ̊С):
1 month – 98%, 3 monthа – 94%, 6 months – 85%
Addiction емкости from температуры:
40 ˚С – 106%, 25 ˚С – 100%, 0 ˚С – 86%, -15 ˚С – 65%
Internal resistance:
5.5 mOhm
Maximum discharge current (5 sec):
900 А
Maximum charge current:
22.5 A
Charge voltage in cyclic mode (при 25˚С):
14.4 - 15.0 V at 25 °С (тем. коэф. -5 мВ/˚С/эл.)
Charge voltage (при 25˚С):
13.5 - 13.8 V at 25 °С (тем. коэф. -3 мВ/˚С/эл.)
Operating temperature range:
Discharge: from -40 ˚С to +60 ˚С, Charge: from -20 ˚С to +60 ˚С, Storage: from -40 ˚С to + 60 ˚С
Optimal operating temperature:
25 ± 3 ˚С
Self-discharge:
3% в month at 25 ˚С
Terminals:
Под внутренний болт М6 (Рекомендуемый torque 7-9 Нм)
Housing material:
ABS (акрило-бутадиено-стирол). refractory корпус согласно UL94 HB
*The battery must be charged before use. At higher ambient temperatures, storage time is reduced
Dimensions
Length
260
Width
170
Height
207
Height (full)
207
Direct current discharge: А (25°С)
| Uк / T discharge | 5 min | 10 min | 15 min | 30 min | 60 min | 2 h | 3 h | 4 h | 5 h | 10 h | 20 h |
| 1.85 V | 171 | 108 | 88.7 | 61.9 | 38.6 | 20.2 | 15.8 | 12.9 | 11.8 | 7.53 | 3.87 |
| 1.80 V | 205 | 137 | 107 | 71.1 | 41.5 | 22.4 | 17.4 | 13.9 | 12.6 | 7.62 | 3.93 |
| 1.75 V | 235 | 160 | 122 | 77.8 | 43.3 | 23.9 | 18.4 | 14.7 | 13.1 | 7.69 | 3.98 |
| 1.70 V | 261 | 179 | 135 | 82.8 | 44.8 | 25.0 | 19.3 | 15.3 | 13.4 | 7.74 | 4.02 |
| 1.65 V | 280 | 191 | 142 | 85.5 | 45.9 | 25.8 | 20.0 | 15.9 | 13.8 | 7.81 | 4.05 |
| 1.60 V | 292 | 199 | 147 | 87.2 | 46.7 | 26.3 | 20.4 | 16.2 | 14.1 | 7.85 | 4.08 |
Constant power discharge: W/El (25°С)
| Uк / T discharge | 5 min | 10 min | 15 min | 30 min | 60 min | 2 h | 3 h | 4 h | 5 h | 10 h | 20 h |
| 1.85 V | 390 | 267 | 174 | 136 | 80.8 | 47.2 | 34.0 | 27.8 | 24.8 | 15.0 | 7.85 |
| 1.80 V | 412 | 282 | 221 | 146 | 85.3 | 49.8 | 35.8 | 28.8 | 25.3 | 15.2 | 7.97 |
| 1.75 V | 472 | 323 | 235 | 152 | 87.8 | 51.3 | 36.8 | 29.7 | 25.7 | 15.3 | 8.07 |
| 1.70 V | 500 | 343 | 269 | 156 | 89.8 | 52.7 | 37.7 | 30.3 | 26.0 | 15.5 | 8.15 |
| 1.65 V | 530 | 363 | 281 | 159 | 91.3 | 53.7 | 38.3 | 30.8 | 26.3 | 15.6 | 8.23 |
| 1.60 V | 544 | 373 | 288 | 162 | 92.3 | 54.3 | 38.8 | 31.2 | 26.5 | 15.6 | 8.28 |
