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IEC 60034-30 : 1.0被替代

ROTATING ELECTRICAL MACHINES - PART 30: EFFICIENCY CLASSES OF SINGLE-SPEED, THREE-PHASE, CAGE-INDUCTION MOTORS (IE-CODE)

出版:International Electrotechnical Committee

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基本信息
标准编号: IEC 60034-30 : 1.0
发布时间:2008/10/21 0:00:00
标准类别:Standard
出版单位:International Electrotechnical Committee
标准页数:40
标准简介

Specifies efficiency classes for single-speed, three-phase, 50 Hz and 60 Hz, cage-induction motors that: - have a rated voltage UN up to 1000 V; - have a rated output PN between 0,75 kW and 375 kW; - have either 2, 4 or 6 poles; - are rated on the basis of either duty type S1 (continuous duty) or S3 (intermittent periodic duty) with a rated cyclic duration factor of 80% or higher; - are capable of operating direct on-line; - are rated for operating conditions in accordance with IEC 60034-1, Clause 6.