High Voltage BMS

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Slave Board

Master Board

BMS Technical Specifications

  • BMS Supporting Cell Types: LFP, LTO, LCO, & NMC.

  • Configuration of Cell Outputs: 8S to 36S.

  • Battery Pack Voltage ranges up to: 29.2V to 115.2V

  • Measurement of the Battery Cell Voltage: +/- 2.2mV

  • Temperature Measurement up to 18 Sensors / Board.

  • Cell Balancing Current at 471mA per cell.

  • Power Supply from the BP No Aux Battery Required.

  • Low Power Consumption in the Sleep Mode <6 µA.

Advance Functions of Battery Pack

  • State of Charge (SOC) Based OCV.

  • Internal Daisy Chain ISO-SPI Communication.

  • Battery Event Recording.

  • LED Indication During Balancing.

  • Battery Storage Management.

  • Wake-Up Load Detection & Charge Detection.

  • Ignition Wake Up & CAN Wake Up.

  • Tolerant to Hot Plug.

  • Supports CAN 2.0B.

Battery Pack Protection

  • Over & Under Voltage.

  • Over & Under Temperature.

  • Over Current.

  • Over Charge.

  • Pre-Charge Over Current Protection.

  • Complete Isolation at Board Level.

Battery Pack Safety Features

  • Short Circuit Protection.

  • Open Wire Detection.

  • Sensor Failure Detection.

  • Plausibility Checks for Critical Parameters.

  • Galvanic Isolation.

  • HVI

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