... input-voltage100VDCDC input voltage range22~50VDCMAX output power factor0.99DC input Reverse voltage protectionFUSEAC output ... over-voltage instructionCommunication way60KHz modulation,power line carrier-current communicationStandby Power<1WNight Power<1WAmbient temperature range-25 'C ... ProtectionThis product is constant current, constant output power, without any overload, over-current phenomenon.10 ...