*Input Voltage Range	Three phase310V~450V
*Input Scope	Three phase310V~450V
*Frequency	50HZ±5%
*Output Voltage	 380V ±1%
*Overvoltage Protection	 Three phase420±8V
*Source Voltage Effect	≤±0.5%
*Load Effect	≤±1%
*Response Time	≤50ms
*Additional Waveform Distortion	 ≤±5%(additional)
*Relative Humidity	≤90%
*Ambient Temperature	-5℃ ~+ 40℃
*Peak Absorption	Input 1000V/3us peak output ≤5V
*Insulation Resistance	≥5MΩ
*Load Power Factor	>0.9
*Ambient Temperature	-5~+40℃
*Efficiency	>98%(Full load)