The US Motors UJ20V2BM (Model JH90) is a 20 HP three-phase special application close coupled pump motor rated for 230/460 V, 60 Hz, 1770 RPM. It features a TEFC enclosure, a 256 frame and horz-footed mounting. Additional features include totally enclosed fan cooled (TEFC), 20:1 (3-60 hertz) speed range variable torque and 5:1 (12-60 hertz) speed range constant torque.