TES series is special designed for energy cyclic use. It can deliver very long cycle life even under partial state of charge (PSOC). The charge efficiency is also higher than normal lead acid battery. Combined with high vibration resistance & explosion-proof design. The inner unique connection structure can provide the highest reliability for today's energy storage solutions. It is recommended to be used in Wind Power / PV Energy Storage System, Micro - Grid Energy Storage System sand Smart Grid Energy Storage System.
Long Cycle Life 2100 cycles@ 70%DoD
High Wh Efficiency up to 92% at PSoC state
Long Cycle Life at PSOC 5100 Cycles @30% DOD
12 V Voltage
90 Ah 10Hr Capacity
Horizontal Bipolar Technology
Complied Standards
IEC 60896-21/22
IEC 61427
Eurobat guide, long life
BS6290 part 4
UL1989
High Charge Effiffifficiency under PSOC
Around 92% Wh Efficiency
High Capacity at Low Temperature 75% Capacity at -18°C
Max. Discharge/Charge Current up to 20C
Can be fast charge with 2C max.
25min to 80% and 100min to 100%
Technical Specifications
| Nominal Voltage (V) | 12 (6 cells per unit) |
| Nominal Capacity (25°C) | 90Ah @ C10/ 85Ah @ C2 ( to 1.75Vpc) |
| Designed Floating Life (20°C) | 15 Years |
| Dimensions | L759mmx W127mm x H152mm(155) |
| Approx. Weight | 34.3 kg |
| Terminal Type | M8 Copper Insert(torque: 12-13N.m) |
| Internal Resistance | Approx. 1.35 mOhm (fully charged @ 25°C) |
| Ambient Temperature | Discharge: -40~60°C |
| Charge:-25~60°C | |
| Storage:-25~40°C | |
| Self Discharge | Approx. 2.5% per month @ 20°C |
| Float Charge Voltage (20~25 °C) | 13.5~13.6V (-3mV /°C/cel) |
| Cyclic Charge Voltage (20~25 °C) | 14.3~14.7V |
| Container Material | ABS(UL94-V0 is optional) |
BATTERY DISCHARGE DATA
Constant Current Discharge Characteristics: Amps (25 °C)
| F.V/Time | 5min | 10min | 15min | 30mi | 1h | 2h | 3h | 5h | 8h | 10h |
| 1.60V | 473 | 306 | 227 | 134 | 78.2 | 44.3 | 30.6 | 19.3 | 11.9 | 9.86 |
| 1.67V | 444 | 292 | 218 | 129 | 75.9 | 43.8 | 29.8 | 18.8 | 11.6 | 9.59 |
| 1.70v | 433 | 288 | 213 | 127 | 75 | 43.2 | 29.4 | 18.5 | 11.3 | 9.4 |
| 1.75V | 415 | 279 | 207 | 125 | 73.5 | 42.5 | 28.9 | 18.2 | 11.1 | 9.22 |
| 1.80v | 402 | 268 | 201 | 122 | 71.9 | 41.2 | 28.2 | 17.9 | 10.9 | 9.04 |
| 1.85V | 377 | 248 | 189 | 117 | 69.2 | 39.2 | 27 | 17.1 | 10.5 | 8.74 |
Constant Power Discharge Characteristics: W/cell (25 °C)
| F.V/Time | 5min | 10min | 15min | 30min | 1h | 2h | 3h | 5h | 8h | 10h |
| 1.60V | 836 | 559 | 422 | 253 | 150 | 85.5 | 59.3 | 37.6 | 23.3 | 19.4 |
| 1.67V | 796 | 539 | 409 | 246 | 146 | 85.2 | 58.1 | 36.8 | 22.8 | 19 |
| 1.70V | 788 | 536 | 403 | 244 | 146 | 84.6 | 57.8 | 36.6 | 22.5 | 18.8 |
| 1.75V | 766 | 525 | 394 | 241 | 144 | 83.7 | 57.1 | 36.3 | 22.2 | 18.5 |
| 1.80v | 752 | 510 | 386 | 238 | 142 | 81.9 | 56.2 | 35.8 | 21.9 | 18.2 |
| 1.85V | 712 | 477 | 367 | 229 | 137 | 78.3 | 54.1 | 34.5 | 21.3 | 17.7 |
Final Voltage Settings Recommend According t o Discharge Current:
| Discharge Current I(A) | I＜0.08C | 0.08C≤I<0.2C | 0.2C≤I<0.6C | 0.6C≤I<1.0C | 1.0C≤I<3.0C | I≥3.0C |
| Final of Voltage | ≥1.85Vpc | ≥1.80Vpc | ≥1.75Vpc | ≥1.70Vpc | ≥1.60Vpc | ≥1.20Vpc |
Characteristics
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Leadway Energy Technology (Shenzhen) Co. Ltd.
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Nanyuan Maple Leaf Building, No. 1088, Nanshan Avenue, Dengliang Community, Nanshan Street, Nanshan District, Shenzhen, Guangdong, China
