The US Motors YC40P2B (Model CU91) is a 40 HP three-phase general purpose motor rated for 230/460 V, 60 Hz, 1780 RPM. It features a TEFC enclosure, a 324 frame and horz-footed mounting. Additional features include three phase totally enclosed fan cooled (TEFC), hazardous location, premium efficient and single label CORRO-DUTY.