C Face Motor HP: 1HP-20HP, 2, 4 and 6P; Voltage: 230/460V 575V, 60Hz; Frame: 56-256TC; Rolled steel; NEMA design A and B; Accept Standard C-flange and KIT-flange; 1.15 service factor; Insulation ClassB. F. H, UL approved; Enclosure: TEFC; IP Class: IP44, IP54; CSA&CUS certified;