Frequency Converter FC-101P37KT2E20H3XXXXXXSXXXXAXBXCXXXXDXVLT® HVAC Drive FC- 101(P37K) 37 KW / 50 HP, Three phase 200 - 240 VAC, (E20) IP20 / Chassis(H3) RFI Class A1/B (C1) No Brake chopper No Loc. Cont. Panel Not coated PCB, No Mains Option No A Option, No B option No C1 option, No D optionFra