GB/T 7346-1998
Replaced
GB/T 32891.1-2016
Active
National standards
GB/T 32891.1-2016 Rotating electrical machines—Efficiency classes (IE code)—Part 1:Line operated AC motors
GB/T 32891.1-2016 Rotating electrical machines—Efficiency classes (IE code)—Part 1:Line operated AC motors
Basic Information
Standard Code:
GB/T 32891.1-2016
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Asynchronous motor
ICS Name:
Rotating motor comprehensive
Publish Date:
2016-08-29
Implement Date:
2017-03-01
Pages:
22 pages
Scope
This part of GB/T 32891 specifies the efficiency classification of single-speed electric motors designed to be powered by sinusoidal voltage within the scope of IEC 600341 or IEC 600790, and meets the following requirements: a) Rated output power (PN): 0.12 kW to 1,000 kW; b) Rated voltage (UN): 50 V to 1,000 V; c) Number of poles: 2P, 4P, 6P, 8P; d) Ensure that the temperature rise limit meets the insulation class requirements when operating continuously at the rated output power.
Development Information
Referenced Standards
IEC 60034-1
IEC 60034-2-1
IEC/TS 60034-2-3
IEC 60034-6
IEC/TS 60034-25
IEC 60038
IEC 60079-0
Adopt standards
IEC 60034-30-1:2014
Related Standards
GB/T 4772.1-1999
Replaced
GB/T 4772.1-1999 Dimensions and output series for rotating electrical machines—Part 1:Frame numbers 56 to 400 and flange numbers 55 to 1080
GB/T 4772.2-1999
Active
GB/T 4772.2-1999 Dimensions and output series for rotating electrical machines— Part 2:Frame numbers 355 to 1000 and flange numbers 1180 to 2360
GB/T 4772.3-1999
Active
GB/T 4772.3-1999 Dimensions and output series for rotating electrical machines— Part 3:Samll built-in motors flange numbers BF10 to BF50
GB 10068-2000
Replaced
GB 10068-2000 Mechanical vibration of certain machines with shaft heights 56mm and higher—Measurement,evaluation and limits of vibration
GB/T 17948.1-2000
Replaced