01634nam 2200349 450 99627956460331620231206174005.00-7381-4259-X10.1109/IEEESTD.1986.79643(CKB)3780000000089232(NjHacI)993780000000089232(EXLCZ)99378000000008923220231206d1986 uy 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierANSI/IEEE Std 841-1986 IEEE recommended practice for chemical industry severe duty squirrel-cage induction motors, 600 V and below /Institute of Electrical and Electronics EngineersPiscataway, New Jersey :IEEE,1986.1 online resourceThis standard applies to high-efÞciency TEFC, horizontal and vertical, single-speed, squirrel cage polyphase induction motors, up to and including 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 speciÞc features required for explosion-proof motors.ANSI/IEEE Std 841-1986: IEEE Recommended Practice for Chemical Industry Severe Duty Squirrel-Cage Induction Motors- 600 V and BelowElectric motors, InductionElectric motors, Induction.621.46NjHacINjHaclDOCUMENT996279564603316ANSI2072434UNISA