Leoch FT12-40
Leoch FT12-40
Specification
Rated voltage
12 B
Nominal capacity (10 ч)
40.0 Ah at 10-час discharge to U 1.80 W/El. at 25 ˚С
Weight
14.6 kg ± 3%
Internal resistance
9 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 –2.25-2.30 W/El., Temperature coefficient –3 мW/El./˚С., Cyclic mode –2.35-2.40 W/El., Temperature coefficient –5 мW/El./˚С.
Maximum charge current
0.3 С
Short circuit current
920 А
Self-discharge
≤3% в month at 25 ˚С. Могут храниться to 6 months at 25 ˚С, after which a charge is required. Higher temperatures reduce shelf life.
dimensions
Length: 277 ± 2 мм, Width: 106 ± 2 мм, height: 222 ± 2 мм, height (макс.): 222 ± 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
Технология
AGM
*The battery must be charged before use. At higher ambient temperatures, storage time is reduced
Dimensions
Length
277
Width
106
Height
222
Height (full)
222
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 | 67.5 | 59.3 | 51.3 | 40.3 | 30.2 | 22.8 | 13.7 | 10.3 | 8.21 | 6.86 | 6.05 | 4.57 | 3.75 | 2.01 |
| 1.80 V/Эл | 77.8 | 66.7 | 56.8 | 43.5 | 32.0 | 25.2 | 14.9 | 11.2 | 8.85 | 7.39 | 6.22 | 4.90 | 4.00 | 2.10 |
| 1.75 V/Эл | 83.5 | 70.7 | 59.4 | 45.1 | 32.9 | 26.1 | 15.3 | 11.4 | 9.07 | 7.56 | 6.34 | 4.98 | 4.06 | 2.15 |
| 1.70 V/Эл | 88.5 | 73.3 | 61.3 | 46.4 | 33.6 | 27.1 | 15.8 | 11.8 | 9.30 | 7.73 | 6.46 | 5.07 | 4.13 | 2.17 |
| 1.67 V/Эл | 92.3 | 75.2 | 62.8 | 47.3 | 34.2 | 27.6 | 16.1 | 12.0 | 9.43 | 7.83 | 6.51 | 5.13 | 4.16 | 2.19 |
| 1.60 V/Эл | 95.0 | 77.4 | 64.1 | 48.3 | 34.7 | 29.0 | 16.7 | 12.4 | 9.74 | 8.07 | 6.59 | 5.25 | 4.25 | 2.23 |
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 | 129.9 | 109.4 | 94.8 | 75.2 | 58.8 | 44.2 | 26.7 | 20.2 | 16.1 | 13.5 | 12.1 | 9.04 | 7.42 | 4.00 |
| 1.80 V/Эл | 145.5 | 123.6 | 103.4 | 81.0 | 62.8 | 48.6 | 28.9 | 21.8 | 17.3 | 14.5 | 12.7 | 9.65 | 7.90 | 4.17 |
| 1.75 V/Эл | 157.2 | 129.4 | 109.3 | 84.4 | 64.5 | 50.1 | 29.6 | 22.3 | 17.7 | 14.8 | 12.9 | 9.81 | 8.01 | 4.26 |
| 1.70 V/Эл | 164.4 | 135.2 | 112.9 | 86.4 | 65.8 | 51.6 | 30.4 | 22.8 | 18.1 | 15.1 | 13.0 | 10.0 | 8.13 | 4.31 |
| 1.67 V/Эл | 169.5 | 138.7 | 114.7 | 87.3 | 65.8 | 52.4 | 30.8 | 23.1 | 18.3 | 15.2 | 13.1 | 10.1 | 8.19 | 4.34 |
| 1.60 V/Эл | 173.2 | 145.9 | 118.2 | 89.2 | 66.8 | 54.4 | 31.9 | 23.8 | 18.8 | 15.6 | 13.3 | 10.3 | 8.34 | 4.42 |
