Description: This standard applies to high-efficiency totally enclosed fan-cooled (TEFC), horizontal and vertical, single-speed, squirrel cage polyphase induction motors, up to and including 370 kW (500 hp), in NEMA frame sizes 143T and larger, for petroleum, chemical, and other severe duty applications (commonly referred to as severe duty motors). Excluded from the scope of this standard are motors with sleeve bearings and additional specific features required for explosion-proof motors.
Sponsor: IEEE Industry Applications Society
Get This Standard
Buy Purchase a copy of this standard Buy
Access with Subscription Standards Online subscribers can access this standard in IEEE Xplore Digital Library. Access Learn More