BEC900280G

The BEC900280G is a non-isolated bidirectional DC/DC conversion module specifically designed to meet the applications of energy storage devices, DC microgrids, and the cascaded utilization of retired batteries. This module can be used to connect batteries and DC buses. Adopting the third-generation semiconductor SiC devices, it achieves excellent performances such as high efficiency, high power density, high scalability, extremely low electromagnetic radiation and interference, and high reliability. It is a power conversion module with an international leading level.

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BEC900280G
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Product Features Application Scenarios Classification
Product Features
High Efficiency and Energy Saving
High Efficiency and Energy Saving

■ High efficiency：SiC power devices are applied in batches, and the maximum energy conversion efficiency can reach 99.5%.
■ High power density：It reaches up to 68.2W/in3 and saves installation space.

Safety and Reliability
Safety and Reliability

■ Isolated air duct and potting：The design of the isolated air duct can improve the heat dissipation efficiency, and the potting process can significantly enhance the module's protection capabilities against salt spray, moisture and mildew.
■ Emergency Power Off (EPO) shutdown.：It is equipped with an emergency shutdown interface and has the function of emergency shutdown.

Intelligent and Convenient
Intelligent and Convenient

■ Fully digital control：Dual DSP design, with high-reliability control.
■ Parallel connection of multiple modules：It supports the parallel connection of up to 32 modules. With flexible capacity expansion, it can be adapted to the simultaneous use of retired batteries of different models.

Widely Compatible
Widely Compatible

■ Wide battery-side voltage range：300Vdc~870Vdc，compatible with various power batteries and energy storage batteries.
■ Wide temperature range： -40℃～＋75℃ ，compatible with applications in various scenarios.

Application Scenarios

  • Energy storage system

    Energy storage system

  • Multi-cluster parallel storage and charging system

    Multi-cluster parallel storage and charging system

  • DC bus microgrid system

    DC bus microgrid system

Classification
BEC900280G

Working Conditions Battery Side High-voltage Side Appearance Others

Working Conditions

Operating Temperature -40℃～＋75℃，derating shall be applied when the temperature is above +55℃.
Relative Humidity ≤95％RH，condensation-free
Cooling Method Intelligent air cooling
Altitude 2000m，derating should be considered when the altitude is above 2000 meters.
Battery Side

Rated Power 150kW
Voltage Range 300Vdc~870Vdc（535Vdc~870Vdc full power output）
Current Range 0~280A
Accuracy of Current Stabilization ≤±1%
Efficiency (Full Load) > 99.5%
High-voltage Side

Rated Power 150kW
Voltage Range 650Vdc~900Vdc
Current Range 0~230A
Current-sharing Unbalance Degree<±5％
Accuracy of Voltage Stabilization <±0.5％
Accuracy of Current Stabilization ≤±1％
Efficiency (Full Load) >99.5%


Appearance

Dimension 154mm（H）×385mm（W）×600mm（D）
Weight ≤30kg
Others

Connect Method CAN
MTBF >500,000h
Satisfied Standards TUV CE/UL
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