RB24V20
24V 20Ah LiFePO4 Battery
This 24V 20Ah lithium iron phosphate battery is perfect in many applications, including solar energy systems. It maintains consistent power and is equipped with an M8 terminal type and a built-in battery management system (BMS). The RB24V20 battery meets UL, CE and IEC certifications.
All RELiON LiFePO4 batteries have installation flexibility, fast-charging capabilities and are maintenance free.
DATA SHEET
DOWNLOAD PDFElectrical Specifications |
|
|---|---|
| Nominal Voltage | 25.6V |
| Nominal Capacity | 20 Ah |
| Capacity @ 25A | 48 min |
| Energy | 512Wh |
| Resistance | 50 mΩ @ 50% SOC |
| Efficiency | 99% |
| Self Discharge | <3% per Month |
| Maximum Modules in Series | 1 (Single Use) |
Mechanical Specifications |
|
|---|---|
| Dimensions (L x W x H) | 7.7 x 5.2 x 6.7” 195 x 131 x 171 mm |
| Weight | 12 lbs (5.4 kg) |
| Terminal Type | M8 |
| Terminal Torque | 80 - 100 in-lbs (9 - 11 N-m) |
| Case Material | ABS |
| Enclosure Protection | IP56 |
| Cell Type - Chemistry | Cylindrical - LiFePO4 |
Discharge Specifications |
|
|---|---|
| Maximum Continuous Discharge Current | 30 A |
| Peak Discharge Current | 60 A (7.5 s ±2.5 s) |
| BMS Discharge Current Cut-Off | 170 A ±20 A (10 ±5 ms) |
| Recommended Low Voltage Disconnect | 22V |
| BMS Discharge Voltage Cut-Off | 16V (2.0 ±0.08 vpc) (20 ±6 ms) |
| Reconnect Voltage | 20V (2.5 ±0.05 vpc) |
| Short Circuit Protection | 200-600 μs |
Charge Specifications |
|
|---|---|
| Recommended Charge Current | 10 A |
| Maximum Charge Current | 30 A |
| Recommended Charge Voltage | 28.4 V - 29.2 V |
| BMS Charge Voltage Cut-Off | 31.2 V (3.9 ±0.025 vpc) (1 ±0.3 s) |
| Reconnect Voltage | 30.4 V (3.8 ±0.05 vpc) |
| Balancing Voltage | 28.8 V (3.6 ±0.025 vpc) |
Temperature Specifications |
|
|---|---|
| Discharge Temperature | -4 to 140 ºF (-20 to 60ºC) |
| Charge Temperature | -4 to 113 ºF (-20 to 45ºC) |
| Storage Temperature | 23 to 95 ºF (-5 to 35ºC) |
| BMS High Temperature Cut-off | 176 ºF (80 ºC) |
| Reconnect Temperature | 122 ºF (50 ºC) |
Compliance Specifications |
|
|---|---|
| Certifications | CE (battery) UL1642 & IEC62133 (cells) |
| Shipping Classification | UN 3480, CLASS 9 |
Performance Characteristics
