LITHIUM BATTERY SYSTEM FOR TUNNEL LOCOMOTIVE 537.6V630Ah POWER BATTERY
•Grade A LiFePO4 cells
•EVE standard modules
•High voltage box controller
•High performance stable and reliable
•System service life≥8 years
Items | Parameters | Remarks | |
System energy （kWh） | 338.688 | ||
Rated voltage （V ) | 537.6 | ||
Working voltage range （V) | 495.6~588 | ||
Rated Capacity (Ah) | 630 | ||
Max discharging current （A） | 1000（continuous 30s） | ||
Charging current continuous（A) | 500 | ||
Discharging current continuous（A) | 630 | ||
Charge and discharge window | 20%~90% | ||
Charging temperature（℃） | -20 ~ 55 | ||
Discharging temperature （℃） | -20 ~ 55 | ||
Cooling method | liquid cooling | ||
Heating method | heating film | ||
Dustproof and waterproof | IP67 | ||
Dimensions (mm) | 3600（L）×1510（W）×980（H） 3600（L）×1510（W）×1045（H Including hoisting ） | Square limit block size： 105（L）×105（W）×55（H） | |
Weight（kg） | 5500 | ||
Altitude（m） | ≤2000 | ||
Relative humidity（RH%） | ≤98% | ||
Cycle life（times） | ≥2500 | 70%DOD，0.5C charge, 1.0C discharge | |
Balance function | yes | ||
Communication | CAN 、RS485 | ||
Insulation resistance | ≥50MΩ@1000VDC | BMS out of state | |
Voltage rating | ≤1mA@3500VDC | BMS out of state | |
SINGLE LITHIUM BATTERY BOX PARAMETERS
Items | Parameters |
Cell type | LiFePO4 |
Rated voltage （V ) | 22.4（3P7S EVE Module） |
Rated Capacity (Ah) | 315 |
Rated energy （kWh） | 7.056 |
Dimensions(mm) | 816.2×136.2×209 |
Weight(kg) | ≤46.5 |
Energy density (Wh/kg) | ≥151.7 |
Charge cut-off voltage（V） | 25.55 |
Discharge cut-off voltage(V) | 17.5 |
Standard charging current(A) | 157.5 |
Standard discharge current(A) | 157.5 |
AC internal resistance(mΩ) | ≤3.5 |
Charging temperature（℃） | 0～55 |
Discharge temperature（℃） | -20～55 |
Storage temperature（℃） | 0℃～35℃（Long-term storage within one year） -20℃～45℃（Short-term storage within 1 month） |
Cycle life | ≥2500 times @1.0C/1.0C charge/discharge |
