Frequency ConverterFC-102N250T4E20H2XXCXXXSXXXXAXBXCXXXXDXVLT® HVAC Drive FC-102(N250) 250 KW / 350 HP, Three phase380 - 480 VAC, (E20) IP20 / ChassisRFI FilterNo brake chopperNo Loc. Cont. PanelCoated PCB, No Mains OptionLatest release std. SW.Frame: D4HNo C1 option, No D optionNo A Option, No B Op