Description
The BAC-75050 is a bidirectional AC/DC conversion module specifically designed to meet the bidirectional conversion applications in V2G, energy storage charging, secondary utilization of retired batteries, and microgrids with multiple energy inputs. It features a wide constant power voltage range, high efficiency, high power factor, high power density, low electromagnetic radiation and interference, and high reliability, reaching the international leading level.
Product Features
High Efficiency and Energy Saving
- Wide constant power voltage range: 300Vdc to 750Vdc constant power output
- Ultra-high efficiency: All-SiC design, peak efficiency > 97%
Safe and reliable
- Three-phase AC input without neutral line: Eliminates the risk of excessive neutral line current and reduces system costs
- Bidirectional energy flow: AC/DC and DC/AC bidirectional conversion, smooth transition of power flow direction
- High-frequency transformer isolation: Ensures high reliability of bidirectional conversion modules
Intelligent and convenient
- Fully digital control: Dual DSP design, highly reliable control
Supports grid-connected and off-grid applications: Adaptable to various application scenarios
Wide compatibility
- Wide AC voltage range: 260Vac to 485Vac, suitable for various power grids
Wide DC voltage range: 100Vdc to 750Vdc, compatible with various power batteries and energy storage batteries
Application scenarios
- High-efficiency and energy-saving V2G charging piles
- Photovoltaic energy storage ultra-fast charging and discharging system
Energy storage systems
- Second-life utilization of retired batteries
- Various production and testing equipment
Basic Parameters
BAC75050
- Input Voltage Range: 260Vac–530Vac, 3L+PE
- Output Voltage Range: 50Vdc–750Vdc, with voltage adjustment step of 0.1Vdc
- Constant Power Output Voltage Range: 400Vdc–750Vdc
- Output Power: 20kW
- Maximum Output Current: 50A
- Dimensions: 85mm (height) × 226mm (width) × 395mm (depth) (excluding handles and protruding parts of terminals)
AC Input
- Input Voltage Range: 260Vac–530Vac, 3L+PE
- Maximum Input Current: <37A
- Frequency Range: 45Hz–65Hz
- Power Factor: ≥0.99
- Efficiency (Full Load): >95%
- THD: <5%
DC Output
- Voltage Regulation Accuracy: <±0.5%
- Current Regulation Accuracy: ≤±1% (output load within 20%–100% of rated range)
- Output Current Limiting: Continuously adjustable from 0.2–50A
- Current Balancing: Imbalance <±5%
- Output Current: 0–50A
- Constant Power Output Voltage Range: 400Vdc–750Vdc
- Voltage Range: 50Vdc–750Vdc, with voltage adjustment step of 0.1Vdc
- Output Power: 20kW
Working Environment
- Relative Humidity: ≤95%RH, no condensation
- Altitude: 2000m; derating should be considered for use above 2000m
- Cooling Method: Forced air cooling
- Operating Temperature: -40°C–+75°C; derating use above +55°C
Other Parameters
- Dimensions: 85mm (height) × 226mm (width) × 395mm (depth) (excluding handles and protruding parts of terminals)
- Weight: ≤11kg
- Communication Method: CAN bus
- Mean Time Between Failures (MTBF): >500,000 hours
- Compliance Standards: GB/T18487, NB/T33001, NB/T33008
