Description
SEG50050 is a DC charging module that adopts patented circuit design and innovative technology. It features a wide constant power voltage range, high efficiency, high power factor, high power density, extremely low electromagnetic radiation and interference, and high reliability. It meets the fast charging requirements of various electric vehicles and has remarkable energy-saving and environmental protection effects, reaching the international leading level.
Innovative Features:
- Wide DC output voltage range: 50Vdc-500Vdc, meeting the fast charging needs of various electric vehicles and battery packs.
- Ultra-low standby power consumption: less than 9W.
- Unique three-proof design: Unique protection against salt spray, moisture, and mildew, as well as specialized process design, enabling the module to adapt to various charging station application scenarios.
- Built-in intelligent discharge circuit: Automatically discharges residual charge, simplifying system design and enhancing system reliability.
- High efficiency under full load range: High efficiency under full load range, outperforming industry products which often operate inefficiently under low-load conditions when fully charged, thus saving energy.
- Wide temperature range: -40°C ~ +75°C, with reduced output above +55°C, adapting to applications in various scenarios.
Main Characteristics:
- Energy-saving and environmentally friendly: High-efficiency operation under full load range and ultra-low standby power consumption, with a full-load efficiency of 95%, effectively reducing energy loss and achieving energy conservation and environmental protection.
- Wide input voltage range: AC 260Vac ~ 530Vac, adapting to various grid environments.
- Three-phase no-neutral-line AC input: Simplified system design, eliminating the risk of excessive neutral-line current and reducing system costs.
- Advanced active power factor correction technology: High power factor, low harmonic content, reducing harmonic interference to the grid and superior to industrial application standards.
- Full digital control: Dual-DSP design, achieving full digital control of the charging module, ensuring high reliability of control.
- No thermal plug damage: The module has a true non-damaging thermal plug function, ready for immediate use.
- Universal module structure design: The same series of modules have a unified structure, facilitating rapid upgrading of charging piles and saving R&D costs and development cycles.
- Battery overcharge protection: Effectively protects the battery while ensuring the safe operation of the system.
- High power density: 43.67W/in³, saving space inside the charging pile and reducing the footprint of the charging pile.
- Excellent electromagnetic compatibility: Meets the electromagnetic compatibility (EMC) CLASS A requirements of EN61000-6-1 and EN61000-6-3 standards, with minimal electromagnetic radiation and interference.
- Reliability certification: Certified by Kaipu and the State Grid Electric Power Research Institute.
Application Scenarios:
- DC charging stations for low-speed electric vehicles, passenger electric vehicles, and electric logistics vehicles.
- Charging equipment for electric forklifts and electric tractors.
Technical Parameters
| Category | Details |
|---|---|
| Working Environment Conditions | |
| Operating Temperature | -40°C ~ +75°C, with reduced performance above +55°C |
| Storage Temperature | -40°C ~ +80°C |
| Relative Humidity | ≤95%RH, no condensation |
| Cooling Method | Forced air cooling |
| Altitude | 2000m, performance considerations required above 2000m |
| AC Input | |
| Input Voltage Range | 260Vac~530Vac, three-phase without neutral line |
| Maximum Input Current | <37A |
| Frequency Range | 45Hz ~ 65Hz |
| Power Factor | ≥0.99 |
| Efficiency (Full Load) | >95% |
| THD | <5% |
| DC Output | |
| Output Power | 21kW |
| Voltage Range | 50Vdc-500Vdc, with voltage adjustment step of 0.1Vdc |
| Constant Power Output Voltage Range | 400Vdc-500Vdc |
| Output Current | 0-50A |
| Output Current Limiting | 0.3-50A continuously adjustable |
| Current Sharing | Imbalance <±5% |
| Voltage Regulation Accuracy | <±0.5% |
| Current Regulation Accuracy | ≤±1% (within 20% ~ 100% of rated output load range) |
| Monitoring | |
| Communication Method | CAN bus |
| Indicator Lights | Green: Normal operation; Yellow: Protection alarm; Red: Fault alarm |
| Alarm and Protection | |
| Input Over/Under Voltage Protection | Automatic shutdown protection, resumes operation automatically after input normalizes |
| Output Overvoltage Protection | Automatic shutdown and lockout, requires power reset to resume operation |
| Overcurrent and Short Circuit Protection | Automatic shutdown and lockout, requires power reset to resume operation |
| Overtemperature Protection | Automatic shutdown protection, resumes operation automatically after temperature normalizes |
| Product Reliability and Safety | |
| Mean Time Between Failures (MTBF) | >500,000 hours |
| Safety Standards | Meets CE requirements |
| Dimensions and Weight | |
| Size | 85mm (height) × 226mm (width) × 395mm (depth) (excluding handles and protruding parts of terminals) |
| Weight | ≤11kg |
| Ordering Information | |
| Module Model | SEG50050 charging module |
| Supporting Cables | SEG20KW11-18, SEG20KW12-18 |
*Products are constantly being innovated, and specifications may change without prior notice.
