KEG75050A
The KEG75050A features a DC charging module that boasts advantages such as a wide and uninterrupted constant-power voltage range, high power factor, high power density, minimal electromagnetic radiation and interference, and exceptional reliability. This makes it perfectly suited to meet the rapid charging needs of various electric vehicles while delivering outstanding energy-saving and environmentally friendly performance.
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Product Description
Functionl Constant-power voltage range is wide and uninterrupted: 300Vdc-750Vdc Constant power uninterrupted, charging stable and reliable. l Ultra-wide output voltage range: 50Vdc-750Vdc , meeting the fast-charging needs of various electric vehicles l Built-in intelligent discharge circuit: Automatically discharges residual charge, simplifying system design and enhancing system reliability. l Full-load range efficiency: Operating at full-load efficiency, this approach outperforms industry products that exhibit lower efficiency points in the low-load range and even lower efficiency during full-load charging—resulting in significant energy savings. l Ultra-low standby power consumption: Less than 9W l Unique three-proof design: Unique protective and process designs—such as salt-spray resistance, moisture protection, and mold-prevention—enable the module to adapt to a wide range of charging station application scenarios. l Wide temperature range: -40 °C to + 75 °C, 55 Output derating above ℃, suitable for charging pile applications in various scenarios Key Features l Energy conservation and environmental protection: Efficient operation across the full load range and ultra-low standby power consumption, with efficiency reaching up to 95.5% , effectively reducing electricity loss and achieving energy conservation and environmental protection l Ultra-wide input voltage range: 260Vac ～ 530Vac , adapting to various grid environments l Three-phase AC input without neutral line: Simplify the system design, eliminate the risk of excessive neutral current, and simultaneously reduce system costs. l Source Power Factor Correction Technology: High power factor, low harmonic content—reducing harmonic interference on the power grid and exceeding industrial application standards. l Fully digital control: Double DSP The design achieves fully digital control of the charging module, ensuring high reliability in operation. l Damage-free hot-swapping: The module features true non-destructive hot-swappable functionality—plug and play. l Features battery current reverse-flow protection: Effectively protect the battery while ensuring the charging station operates reliably. l Universal modular form factor design: The module designs within the same series share a unified外形 structure, making it easy to rapidly upgrade charging stations while reducing R&D costs and shortening the development cycle. l High power density: 43.67W/in3 , saving space within the pile and reducing the footprint of charging stations. l Excellent electromagnetic compatibility performance: Meet the requirements EN61000-6-1 And EN61000-6-3 Electromagnetic Compatibility in the standard EMC ） CLASS A Requirement: Minimal electromagnetic radiation and interference l Through relevant domestic certifications: Certified by Cape and the State Grid Electric Power Research Institute Application Scenarios l DC charging stations for low-speed electric vehicles, passenger electric vehicles, electric logistics vehicles, electric minibuses, and electric buses |
| Technical Specifications | ||
| Work environment | Operating Temperature | -40℃ to +75℃, derate for use above 55℃ |
| Storage Temperature | -40℃ to +80℃ | |
| Relative humidity | ≤95%RH, No Condensation | |
| Cooling Method | Forced air cooling | |
| Elevation | For 2000m and above, derating should be considered for use. | |
| Communication Input | Input voltage range | 260Vac to 530Vac, three-phase without neutral wire |
| Maximum Input Current | <37A | |
| Frequency Range | 45Hz to 65Hz | |
| Power factor | ≥0.99 | |
| Efficiency (Full Load) | >95.2% | |
| THD | <5% | |
| DC Output | Output power | 20kW |
| Voltage Range | 50Vdc – 750Vdc, with a voltage adjustment step of 0.1V | |
| Constant Power Output Voltage Range | 300Vdc-750V | |
| Output current | 0-67A | |
| Output Throttling | 0.1–67A continuously adjustable | |
| Current Sharing | Imbalance degree ≤ ±5% | |
| Voltage regulation accuracy | ±0.5% | |
| Steady-flow accuracy | ≤±1% (Output load 20% to 100% of rated range) | |
| Monitoring | Communication Method | CAN Bus |
| Indicator light | Green: Normal operation Yellow: Protection alarm Red: Fault alarm | |
| Alerts and Protection | Over/Under Voltage Protection | Power-off protection and alarm |
| Output Overvoltage Protection | Shutdown protection and alarm | |
| Overcurrent and Short-Circuit Protection | Shutdown protection and alarm | |
| Over-temperature protection | Power-off protection and alarm | |
| Product Reliability and Safety Regulations | Mean Time Between Failures (MTBF) | >500,000 hours |
| Safety Regulations | Meet CE | |
| External dimensions and weight | Size | 84 mm (H) × 226 mm (W) × 395 mm (D) |
| Weight | ≤11kg | |
| Order Information | Module Model | KEG75050A |
| Matching cables | KEG20KW11-18, KEG20KWB2-18 | |
| *Products are continuously innovated, and specifications are subject to change without prior notice. | ||
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Our main products include charging systems, energy storage systems, and battery swapping systems. Through technological innovation, modular design, and large-scale manufacturing, we provide customers with high-quality, high-performance, and cost-effective products, and offer professional overall solutions based on various application scenarios.
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Address: 3rd Floor, East Side of Building 3, Cloud Computing Industrial Park, Mudan Avenue, Luolong District, Luoyang City, Henan Province
Website: http://www.kuqienergy.com
E-mail: gm@kuqixny.cn
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