Leoch FT12-70
Leoch FT12-70
Specification
Rated voltage
12 B
Nominal capacity (10 ч)
70.0 Ah
Capacity
74.6 Ah at 20 hour discharge up to Uкон. =1.80 W/El at 25 ˚С;, 70.0 Aч at 10-hour discharge to Uкон. =1.80 W/El at 25 ˚С;, 68.4 Aч at 8-hour discharge to Uкон. =1.75 W/El at 25 ˚С;, 61.5 Aч at 5-hour discharge to Uкон. =1.75 W/El at 25 ˚С;, 47.0 Aч at 1-hour discharge to Uкон.=1.60 W/El at 25 ˚С
Weight
25.5 kg ± 3%
Internal resistance
5.2 mOhm
Operating temperature range
Discharge: -40 ~ 60 °C, Charge: -20 ~ 60 °C, Storage: -40 ~ 60 °C, Optimal operating temperature: 25 ± 3 °C
Charge voltage
Буферный режим 13.50 - 13.80 V (темп. коэф. -20 мВ/˚С), Vыравнивающий заряд 14.10 - 14.40 V (темп. коэф. -30 мВ/˚С)
Maximum charge current
21 A
Maximum discharge current
700 A (5 c)
Self-discharge
Батареи LEOCH серии FT can be stored at 25 °С to 6 months
dimensions
Length: 564 ± 3 мм, Width: 114 ± 2 мм, height: 187 ± 2 мм, height (макс.): 187 ± 2 мм
Housing material
Shockproof, негорючий ABS (acrylic butadiene styrene)
Terminals
for bolt М6 (torque bolts 3.9 - 5.4 Нм)
Addiction емкости from температуры
40 °C 103%, 25 °C 100%, 0 °C 86%
Life time
12 years in buffer mode at 25 ˚С
*The battery must be charged before use. At higher ambient temperatures, storage time is reduced
Dimensions
Length
564
Width
114
Height
187
Height (full)
187
Direct current discharge: А (25°С)
| Uk. / Tdischarge | 10 min | 15 min | 20 min | 30 min | 45 min | 1 h | 2 h | 3 h | 4 h | 5 h | 6 h | 8 h | 10 h | 20 h |
| 1.85 V/Эл | 104.6 | 91.6 | 81.3 | 64.7 | 49.8 | 36.9 | 22.1 | 16.7 | 13.3 | 11.1 | 10.0 | 7.85 | 6.56 | 3.52 |
| 1.80 V/Эл | 123.9 | 106.4 | 91.8 | 71.3 | 53.6 | 40.8 | 24.1 | 18.1 | 14.3 | 12.0 | 10.6 | 8.40 | 7.00 | 3.73 |
| 1.75 V/Эл | 135.2 | 115.4 | 97.0 | 74.2 | 55.2 | 42.3 | 24.8 | 18.6 | 14.7 | 12.3 | 10.7 | 8.55 | 7.11 | 3.76 |
| 1.70 V/Эл | 143.6 | 120.4 | 100.6 | 76.6 | 56.6 | 43.9 | 25.6 | 19.1 | 15.1 | 12.5 | 10.8 | 8.70 | 7.22 | 3.80 |
| 1.67 V/Эл | 149.1 | 123.5 | 103.5 | 78.0 | 57.5 | 44.8 | 26.0 | 19.4 | 15.3 | 12.7 | 10.8 | 8.80 | 7.28 | 3.83 |
| 1.60 V/Эл | 153.3 | 130.2 | 105.8 | 79.4 | 58.6 | 47.0 | 27.1 | 20.1 | 15.8 | 13.1 | 10.9 | 9.00 | 7.44 | 3.90 |
Constant power discharge: W/El (25°С)
| Uk. / Tdischarge | 10 min | 15 min | 20 min | 30 min | 45 min | 1 h | 2 h | 3 h | 4 h | 5 h | 6 h | 8 h | 10 h | 20 h |
| 1.85 V/Эл | 199.2 | 176.1 | 157.5 | 126.2 | 97.7 | 71.7 | 43.3 | 32.7 | 26.1 | 21.9 | 20.1 | 15.5 | 13.0 | 6.99 |
| 1.80 V/Эл | 234.3 | 203.3 | 176.8 | 138.4 | 104.6 | 78.8 | 46.8 | 35.3 | 28.1 | 23.5 | 21.1 | 16.6 | 13.8 | 7.37 |
| 1.75 V/Эл | 253.9 | 219.0 | 186.1 | 143.5 | 107.4 | 81.1 | 48.0 | 36.1 | 28.7 | 24.0 | 21.3 | 16.8 | 14.0 | 7.46 |
| 1.70 V/Эл | 266.1 | 226.0 | 190.9 | 146.7 | 109.2 | 83.5 | 49.3 | 36.9 | 29.3 | 24.4 | 21.5 | 17.1 | 14.2 | 7.55 |
| 1.67 V/Эл | 272.0 | 228.4 | 194.0 | 147.8 | 109.9 | 84.9 | 49.9 | 37.4 | 29.6 | 24.7 | 21.7 | 17.2 | 14.3 | 7.60 |
| 1.60 V/Эл | 273.7 | 230.2 | 195.7 | 148.5 | 111.3 | 88.2 | 51.6 | 38.6 | 30.5 | 25.3 | 21.9 | 17.6 | 14.6 | 7.73 |
