Lithium Iron Phosphate Battery LP20-4820 (51.2V/20Ah)
MUST’s robust Lithium ion phosphate batteries are the best choice for a long-lasting, safe, eco-friendly energy solution. They are your best choice for your golf trolley, plus light weight & compact size, those batteries make your golf trolley able to go far distance at a higher speed compared to traditional Lead Acid Batteries.
Features:
- 1500 cycles @80% DoD for effectively lower total of ownership.cost;
- Low maintenance batteries with stable chemistry;
- Battery Management System (BMS) is incorporated against abuse;
- up to 6 months thanks to its extremely low self discharge (LSD) rate and no risk of sulphation;
- Save time and increase productivity with less down time thanks to superior charge/discharge efficiency;
- Suitable for use in a wider range of applications where ambient temperature is unusually high: up to +60°C;
- Lithium batteries provide more Wh/Kg while also being up to 1/3 the weight of its SLA equivalent.
APPLICATIONS
•Recreational Vehicle;
•Electric scooter;
•Electric bicycle;
•Electric tricycle;
•Floor cleaning machine;
•Electric wheel chair;
•Golf cart etc.
FEATURES & BENEFITS
High cycle life
1500 cycles @80% DoD for effectively lower total of ownership.cost
Longer service life
Low maintenance batteries with stable chemistry.
Built in circuit protection
Battery Management System (BMS) is incorporated against abuse.
Better storage
up to 6 months thanks to its extremely low self discharge (LSD) rate and no risk of sulphation.
Quickly recharge
Save time and increase productivity with less down time thanks to superior charge/discharge efficiency.
Extreme heat tolerance
Suitable for use in a wider range of applications where ambient temperature is unusually high: up to +60°C.
Lightweight
Lithium batteries provide more Wh/Kg while also being up to 1/3 the weight of its SLA equivalent.
CAUTIONS
•Do NOT short circuit, reverse polarity, crush or disassemble.
•Do NOT heat or incinerate.
•Do NOT immerse in any liquid.
•Store at 30~50% SOC. Recharging every 3 months is recommended. The storage area should be clean, cool, dry and ventilated.
ELECTRICAL PERFORMANCE
| Nominal Voltage | 51.2 V |
| Nominal Capacity | 20 Ah |
| Capacity @ 5A | 240 min |
| Energy | 1024 Wh |
| Resistance | ≤30 mΩ @ 50% SOC |
| Self Discharge | <3% / Month |
| Motor Power | 350W-400W |
CHARGE PERFORMANCE
| Recommended Charge Current | 5A |
| Maximum Charge Current | 20A |
| Recommended Charge Voltage | 58.4V |
| BMS Charge Cut-Off Voltage | <58.4 V (3.65V/Cell) |
| Reconnect Voltage | >57.6 V (3.6V/Cell) |
| Balancing Voltage | <57.6 V (3.6V/Cell) |
| Recommended Charge Current | 5A |
DISCHARGE PERFORMANCE
| Maximum Continuous Discharge Current | 20 A |
| Peak Discharge Current | 25 A |
| BMS Discharge Cut-Off Current | 60 A ±5 A (30ms) |
| Recommended Low Voltage Disconnect | 44 V (2.75V/Cell) |
| BMS Discharge Cut-Off Voltage | >32 V (2s) (2.0V/Cell) |
| Reconnect Voltage | >40 V (2.5V/Cell) |
| Short Circuit Protection | 250 ~ 500 μs |
COMPLIANCE
| Certifications | CE (battery) UN38.3 (battery) UL1642 & IEC62133 (cells) |
| Shipping Classification | UN 3480, CLASS 9 |
MECHANICAL PERFORMANCE
| Dimension (L x W x H) | 170 x 180 x 250 mm 9.0 x 5.7 x 8.3” (customized) |
| Approx. Weight | 3.0 lbs (6.5 kg) |
| Terminal Type | DIN POST |
| Terminal Torque | 80 ~ 100 in-lbs (9 ~ 11 N-m) |
| Case Material | AI alloy |
| Enclosure Protection | IP67 |
TEMPERATURE PERFORMANCE
| Discharge Temperature | -4 ~ 131 ºF (-20 ~ 55 ºC) |
| Charge Temperature | -4 ~ 113 ºF (0 ~ 45 ºC) |
| Storage Temperature | 23 ~ 95 ºF (-5 ~ 35 ºC) |
| BMS High Temperature Cut-Off | 149 ºF (65 ºC) |
| Reconnect Temperature | 131 ºF (55 ºC) |
TING FOIL PERFORMANCE
| Heating Temperature Range | -4 to 41 ºF (-20 to 5 ºC) |
| Heating Time | Approximately 1 hour @ 7.5 A |
| BMS Heating Foil Cut-Off | 158 ºF (70 ºC) |
OTHER MODELS OPTIONAL
| Model | Capcity | Material | Charge Current | Charge Voltage | Discharge Current | Discharge Voltage |
| LP20-4820 | 51.2V 20AH | LiFePO4 | 5A | 58.4V | 25A | 40V |
| LP20-4825 | 51.2V 25AH | LiFePO4 | 5A | 59.4V | 25A | 40V |
| LP20-6020 | 64V 20AH | LiFePO4 | 5A | 73.0V | 25A | 50V |
| LP20-6040 | 64V 40AH | LiFePO4 | 8A | 73.0V | 50A | 50V |
| LP20-7230 | 76.8V 30AH | LiFePO4 | 6A | 87.6V | 50A | 60V |
| LP20-7240 | 76.8V 40AH | LiFePO4 | 8A | 87.6V | 50A | 60V |