Cast Iron, TEFC Motors for Severe Duty

Nidec Motor Corp. launched the World Motor line of cast iron horizontal, totally enclosed fan-cooled (TEFC) motors. Comprised of the Hostile Duty, Corro-Duty, and 841 PLUS product lines, World Motor products are built to withstand a variety of severe-duty applications. The motors offer global functionality that meet or exceed National Electrical Manufacturers Association (NEMA) or International Electrotechnical Commission (IEC) standards, the company reported.

Stock motors come in 1-350 hp, with two-, four-, six-pole designs; at 200, 230/460, 460 and 575 volts; NEMA 140 to 449 frames, and IEC 90 to 280 frames. Custom motors come in 1 hp-350 hp, with two-, four-, six-, eight-pole designs; special voltage; NEMA and IEC frame motors; with F1, F2, or F3/0 mounting capabilities. Stock motors are rated Class B rise, at 1.0 service factor and Class F rise at 1.15 service factor, with full Class F or better-insulating materials.

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