Danfoss Inverter FC51 4kW 380VAC/3PH IP20 Quick view Frequency ConverterFC-051P4K0T4E20H3BXCXXXSXXXVLT® Micro Drive FC-51(P4K0) 4.0 KW / 5.5 HPThree phase380 - 480 VAC(E20) IP20 / Chassis(H3) RFI Class A1/B (C1)Brake chopperNo Loc. Cont. PanelCoated PCBNo Mains OptionM3-FRAMEOther options according to Model code