The US Motors U3V3BC (Model HA46) is a 3 HP three-phase definite purpose ACCU-SERIES motor rated for 230/460 V, 60 Hz, 1180 RPM. It features a TEFC enclosure, a 213 frame and horz-footed mounting. Additional features include three phase totally enclosed fan cooled (TEFC), UNIMOUNT inverter duty, 20:1 (3-60 HZ) speed range variable torque and 5:1 (12-60 hz) speed range constant torque.