Technical DataType ï¼HKVO-300-490-50FRated Voltage ï¼3 x 400VRated Current ï¼50 AFrequency ï¼47 … 55 HzControl ï¼open-loopTemperature ï¼5 … 50 degreeHumidity ï¼5 … 95%Altitude ï¼1000m a.s.l. without power reductionCooling ï¼fan cooledLoss ï¼less than 1000 WattNoise Level ï¼65dB according to ISO3746Protection Level ï¼IP20Current Transducer ï¼5AWeight ï¼42 kgSize ï¼174 x 440 x 522mm (H x W x D)Installation ï¼rack or railConnection ï¼25 sq .mm cableEMC ï¼A classStandard ï¼IEC 61000 LCD Display ï¼optional