LBC1K5180G
62.5kW 1500V
Liquid-Cooled Bidirectional DCDC
Power Module
Product Introduction
LBC1K5180G is a bidirectional DCDC conversion module designed for energy storage systems, DC microgrids, and second-life battery cascade utilization applications. It supports an ultra-wide operating voltage range of 300Vdc to 1500Vdc on the battery side and 400Vdc to 1500Vdc on the bus side. It has TUV CE and cTUVus certification.
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Ultra-wide voltage range: 300Vdc~1500Vdc on the battery side and 400Vdc~1500Vdc on the bus side, suitable for most DC bus applications -
G65 Antifreeze, normal operation from -40°C, with no power derating up to 65°C -
Peak efficiency ≥98.5%, full load efficiency ≥97%;pulse charging/discharging function -
Supports MCS charging with voltage up to 1500V -
Anti-condensation design, full hot-plug support for both liquid cooling and electrical interfaces, quick-plug connectors for liquid cooling loop -
Conformal coating and glue filling provide enhanced protection for high reliability -
Supports rectifier and inverter operating modes, with power density up to 59.8W/in³
Curve Chart
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Battery Side Charge/Discharge Voltage and Current Curve
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Battery Side - Charge/Discharge Power and Voltage Curve
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Bus Side - Charge/Discharge Voltage and Current Curve
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Bus Side - Charge/Discharge Power and Voltage Curve
Technical Specification
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LBC1K5180G
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Operating Environment
Operating temperature -40°C~+70°C, derating required above 65°C Transportation/Storage temperature -40°C~+70°C Relative humidity ≤95%RH, non-condensing Altitude 2000m Atmospheric pressure 79kPa~106kPa Cooling method Liquid cooling Protection rating IP50 Noise 40dB -
Coolant Requirements
Coolant Type G65 Antifreeze (60% Ethylene Glycol + 40% pure H2O) Temperature -40°C~+75°C, derating required above 65°C Flow rate 6L~10L/min Pressure differential Min 0.21bar pressure differential between liquid inlet and outlet Coolant volume Max 120PSI 8 bar, 0.25L in the module -
Battery Side
Max output power 62.5kW Voltage range 300Vdc~1500Vdc Constant power voltage range 350Vdc~1000Vdc Current range 0~178.6A Voltage regulation accuracy ≤±0.5% Current regulation accuracy ≤±1% Current sharing ≤±5% Peak efficiency ≥98.5% Full load efficiency ≥97% Standby power <8W -
Bus Side
Max output power 62.5kW Voltage range 400Vdc~1500Vdc Constant power voltage range 500Vdc~1500Vdc Current range 0~125A Voltage regulation accuracy ≤±0.5% Current regulation accuracy ≤±1% Current sharing ≤±5% Peak efficiency ≥98.5% Full load efficiency ≥97% Standby power <8W -
Control
Communication CAN bus, max 40 power modules in parallel Indicator light Green LED: normal operation; Yellow LED: alarm; Red LED: failure Address indication Automatic address identification, panel dial switch for group setting ESTOP 5V/12V dry-contact relay trigger, output voltage shall drop from 1500Vdc to below 60Vdc in 300ms -
Alarm and Protection
Input overvoltage/undervoltage protectio Automatic shutdown, enters standby mode when the voltage returns to normal and requires a startup command from the monitoring unit to restore output Output overvoltage protection Automatic shutdown, manual restart when the voltage returns to normal Overcurrent/short circuit protection Automatic shutdown, enters standby mode when the overcurrent/short circuit is cleared and requires a startup command from the monitoring unit to restore output Overtemperature protection Automatic shutdown, enters standby mode when the temperature returns to normal and requires a startup command from the monitoring unit to restore output -
Reliability and Safety
Certification TUV CE, cTUVus EMC/EMI EN IEC 61851-21-2:2021 Class B Safety IEC 61851-1:2023, EN IEC 61851-1:2019, EN 61851-23:2014, IEC 61851-23:2023, UL 2202:2022 MTBF >400,000h -
Mechanical Parameters
Dimensions (W*D*H) 300mm*453mm*123mm Weight ≤30kg
