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lithium battery for electric car
Lithium iron Phosphate Battery pack
Manufactured to exacting standards SL series Modules are a family of 12 .8volt and 19.2 volt ,their voltage and current could composed arbitrarily .
1. More than two thousands of cycles, 100% DOD. (Under normal conditions)
2. Maintenance free and conveniently.
3. Modules communicate via intelligent battery management system
4. Rugged mechanical design with terminal covers
5. LED battery status indicator.
6. Accurate capacity calculation and instructions, have learning function (precision > 95%)
7. Intelligent battery balance function, intelligent system balance.
Module Type | S155-12SLE | S150-12SLP | S110-12SLP | S65-19SLP | S40-12SLP |
Nominal voltage | 12.8V | 12.8V | 12.8V | 19.2V | 12.8V |
Nominal capacity | 155AH | 110Ah | 85Ah | 55Ah | 30Ah |
weigh(approximate) | 20Kg | 20 kg | 16 kg | 15kg | 6.6 kg |
Specific energy | 91Wh/kg | 80 Wh/kg | 80 Wh/kg | 80 Wh/kg | 70 Wh/kg |
Energy density | 150Wh/L | 120 Wh/L | 120 Wh/L | 100Wh/L | 80Wh/L |
Maximum continuous load current | 150A | 400A | 340A | 220A | 120A |
Max 30 sec pulse current | 300A | 600A | 600A | 550A | 300A |
Cut-off voltage | 10V | 10V | 10V | 15V | 10V |
Fast charge current | 150A | 220A | 170A | 110A | 60A |
Fast charge time (SOC>85%) | 1h | 0.5h | 0.5h | 0.5h | 0.5h |
Charge current | 75A | 70A | 55A | 65A | 20A |
Charge time(SOC>99%) | 2.5h | 2.5h | 2.5h | 2.5h | 2.5h |
Standard charge | 14.6V | 14.6V | 14.6V | 21.9V | 14.6V |
Float voltage | 13.8V | 13.8V | 13.8V | 20.7V | 13.8V |
Dc internal resistance | 4.8 mΩ | 2 mΩ | 2 mΩ | 5 mΩ | 6mΩ |
30 days self-discharge rate23°C,50%SOC | 5% | 5% | 5% | 5% | 5% |
Storage temperature | -20~45°C | -20~45°C | -20~45°C | -20~45°C | -20~45°C |
Altitude | -1000~10000m | -1000~10000m | -1000~10000m | -1000~10000m | -1000~10000m |
Operating temperature | -10~55°C | -10~55°C | -10~55°C | -10~55°C | -10~55°C |
Operating humidity | 5%-95% | 5%-95% | 5%-95% | 5%-95% | 5%-95% |
Certifications | FCC Class B,CE,UL1642 | FCC Class B,CE,UL1642 | FCC Class B,CE,UL1642 | FCC Class B,CE,UL1642 | FCC Class B,CE,UL1642 |
BMS design specifications
1. Battery system monitoring for status of,temperature ,voltage ,current and state-of -charge
2. A single bms can manage up to 125 SL series battery modules random
3. CAN bus communications for control and management. (CAN 2.0b, 125, 250, 500 Kbit/s).
4. Simulation state output port
5. Digital and analog
6. Digital state output port
7. Battery to battery balance control
8. Drive train per charge control
9. Control of up to four contactors.
10. Insulation impedance test and Warning function
11. Low power waste function of battery system
BMS Module Type
Module Type | Group number(PCS) | Voltage range | Storage temperature | Operating temperature | Water/dust resistance | Certifications | Shipping classification |
BMS-100 | 1~10 | 10V~160V | -20-85°C | -20-70°C | IP56 | UL 94V-0 | UN3090,Class9 |
BMS-400 | 10~30 | 100V~450V | -20-85°C | -20-70°C | IP56 | UL 94V-0 | UN3090,Class9 |
BMS-700 | 20~48 | 200V~700V | -20-85°C | -20-70°C | IP56 | UL 94V-0 | UN3090,Class9 |
lithium battery for electric car