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1.AC Input 
(1) Input Voltage : 90V  20% ~ 220V +30% nominal , Single phase . 
(2) Operating voltage : 90 ~ 300Vac , start  up mains must be greater than 80Vac . (Linear 
decrease Power Limit Protection will be activated to protect the rectifier from overheated 
when the mains drops below 70Vac) 
(3) Input frequency range : 45 ~ 65Hz . 
(4) Input current : Max 10A (90VAC full load) 
(5) Inrush current :  20A 
(6) Power Factor :  0.97 (with 50% ~ 100% loading , at nominal AC mains) 
(7) Efficiency : 85% 
(8) EMI meets VDE 0878  B standards 
2.DC Output 
(1) Output Voltage : 54Vdc nominal . Float / Load 40 ~ 60Vdc , adjustable . 
(2) Output Current : 0 ~ 12.5Adc . 
(3) Power Max : 750W Max . 
(4) Wide  Band Output Noise : < 10mV. 
(5) Output Over  current limit : 2.5 ~ 13.8A , adjustable .