Lithium-Ion Battery

  • Built-in BMS with charging current limitation;
  • Built-in automatic protection for overcharge;
  • Built-in automatic protection for over-discharge and temp.;
  • State of charge (SOC) & State of health indication;
  • Built-in battery control for efficient operation;
  • Internal cell balancing;
  • Compatible with standard telecom rectifiers;
  • Compatible with ESS (Energy Storage System);
  • Do interface for customized dry contact signal;
  • PRO interface for upgrading BMS firmware;
  • Customized BMS functions and parameters;
  • Maintenance free;
  • GPS system: Optional;

Description

Technical Data

Nominal Voltage (V) 48 48 48
Nominal Capacity (Ah) 50 100 180
Energy Density (Wh) 2400 4800 8640
Mechanical Characteristics
Case material Metal Metal Metal
Weight (Approximate) (Kg) 25.5±2 43±0.02 61±0.02
Dimension (W x D x H) mm 482x420x90 442x420x134 482x550x177
Terminal stud. M6 M6 M6
Electrical Characteristics
Voltage range (V) 42 – 54 42 – 54 40±0.20 – 54±0.20
Charge voltage (V) 48 – 54 48 – 54 53.50 – 54.00
Charging and discharging current limitation (A) Max 1C Max 1C Max 0.56C
Max. Continue discharging current (A) 50 100 100
Recommended Continue discharging current (A) 30% to 50% of max. discharge current 30% to 50% of max. discharge current 36 – 45
Max. Peak discharge current (A) 55A for 3Sec 110A for 3Sec 160A for 3Sec
Discharging Cut-off Voltage (V) 42 42 42
Cell Voltage (V) 3.2 3.2 3.2
Cell Type –Chemistry LiFePO4 LiFePO4 LiFePO4
Operating Conditions
Cycle life (+35°C; 0.2C; 80% DOD) ≥5500 Cycles ≥5500 Cycles ≥5500 Cycles
Round trip efficiency (%) ≥99.5% ≥99.5% ≥99.5%
Safety Standard and Case IP Rating UL1642 for Cell and IP56 for pack UL1642 for Cell and IP56 for pack

UL1642 for Cell and IP40

BMS Contro Yes Yes Yes
Datalogger record & store Yes, real time Yes, real time Yes, real time
Internal Resistance (mΩ) <10 <10 <10