Description Battery Management System Function • Cell and battery voltage detection. • RS485 communication interface. • Battery charge and discharge control (MOSFET). • Cell, ambient and MOSFET temperature detection. • Display of the Battery capacity and number of cycles. • Cells balancing – Equalization of single cells intelligently. • Watchdog protection for circuits to ensure safe operation. Nominal Specifications Nominal Voltage 51.2 (25.6V x 2) Capacity (C/2) 200Ah Energy (C/2) 10.24Wh Maintenance Charge the battery every 6 months when in storage Electrical Specifications Voltage window [V]: 40 – 60. Float Charge Voltage [V]: 54.4. Boost Charge Voltage [V]: 55.5. Bulk Charge Voltage[V]: 54.4. Battery Disconnect[V]: 54.4. Recharge Time (Hours): 2 @ 0.5°C Nominal Voltage: 51.2. Operating Conditions Designed Cycle Life 25oC 7000 cycles Operating Temperature Charge: Zero / 45oC Discharge: -20oC / 60oC Transport Regulation Compliance :UN3480 Storage Temperature Short Term Storage: -10oC~ 45oC (<3 months, SOC: 20%~60%) Long Term Storage: -10oC~ 40oC EMC Standard Compliance: EN 61000 chapter 4.2, 4.3, 4.5, 4.6/EN55022 Certificate TUV SUD/CE UL1642/ Mechanical Specifications BMS BMS Weight: 3.6kg Battery Battery Size: Length x Width x Height 520mm x 442mm x 170mm Battery Weight: 53kg Each BMS must have a dedicated fuse (125A) to protect the system
