Leoch FT12-50
Leoch FT12-50
Specification
Rated voltage
12 B
Nominal capacity (10 ч)
50 Ah at 10-час discharge to U 1.80 W/El. at 25 ˚С
Weight
18.5 kg ± 3%
Internal resistance
7.6 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
1150 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: 390 ± 2 мм, Width: 105 ± 2 мм, height: 200 ± 2 мм, height (макс.): 200 ± 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
390
Width
105
Height
200
Height (full)
200
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 | 79.8 | 64.7 | 59.9 | 41.8 | 35.8 | 26.3 | 15.8 | 11.9 | 9.50 | 7.94 | 7.15 | 5.60 | 4.69 | 2.46 |
| 1.80 V/Эл | 92.1 | 75.2 | 66.4 | 47.2 | 38.6 | 29.2 | 17.2 | 12.9 | 10.2 | 8.56 | 7.54 | 6.00 | 5.00 | 2.63 |
| 1.75 V/Эл | 101.7 | 79.6 | 71.7 | 49.4 | 39.9 | 30.2 | 17.7 | 13.3 | 10.5 | 8.75 | 7.63 | 6.11 | 5.08 | 2.67 |
| 1.70 V/Эл | 107.4 | 84.1 | 74.5 | 51.6 | 40.8 | 31.3 | 18.3 | 13.6 | 10.8 | 8.95 | 7.69 | 6.22 | 5.16 | 2.71 |
| 1.67 V/Эл | 112.2 | 87.6 | 76.8 | 52.9 | 41.4 | 32.0 | 18.6 | 13.8 | 10.9 | 9.06 | 7.75 | 6.28 | 5.20 | 2.73 |
| 1.60 V/Эл | 117.0 | 93.0 | 78.5 | 55.9 | 41.9 | 33.6 | 19.4 | 14.4 | 11.3 | 9.34 | 7.83 | 6.43 | 5.31 | 2.79 |
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 | 152.0 | 132.6 | 116.2 | 86.2 | 70.2 | 54.6 | 33.0 | 25.0 | 19.9 | 16.7 | 14.4 | 11.8 | 9.89 | 5.33 |
| 1.80 V/Эл | 174.2 | 152.6 | 127.8 | 96.6 | 75.4 | 60.1 | 35.7 | 26.9 | 21.4 | 17.9 | 15.1 | 12.6 | 10.5 | 5.62 |
| 1.75 V/Эл | 190.9 | 159.8 | 137.4 | 100.1 | 77.7 | 61.8 | 36.6 | 27.5 | 21.9 | 18.3 | 15.3 | 12.8 | 10.7 | 5.68 |
| 1.70 V/Эл | 198.9 | 167.0 | 141.5 | 103.6 | 78.8 | 63.7 | 37.6 | 28.2 | 22.3 | 18.6 | 15.4 | 13.0 | 10.8 | 5.75 |
| 1.67 V/Эл | 204.6 | 172.7 | 143.9 | 105.6 | 79.3 | 64.7 | 38.1 | 28.5 | 22.6 | 18.8 | 15.5 | 13.1 | 10.9 | 5.79 |
| 1.60 V/Эл | 208.9 | 180.1 | 145.1 | 110.2 | 79.5 | 67.2 | 39.4 | 29.4 | 23.2 | 19.3 | 15.5 | 13.4 | 11.1 | 5.89 |
