时间：
2017
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12
-
21
Features Efficiency: the highest efficiency is up to 92%; High power factor: ≥99%; high power density: small size, light weight; Low harmonic current: THDI: ≤5%; Modular design to support expansion in parallel positive and negative self-judgment, fast switching; High-frequency input and output isolation, safe and reliable; All-digital SPWM control technology, with strong anti-interference, computing speed, high intelligence, control accuracy and high qual...