组合使用关键词、标准类型、状态与 ICS 分类，快速定位所需国家标准。
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GB/T 25442-2026
Standard methods for determining losses and efficiency of rotation electrical machines from tests（excluding machines for traction vehicles）
GB/T 32891.3-2026
Rotating electrical machines—Efficiency classes (IE-code)—Part 3: High voltage AC motors
GB/T 21210-2026
Starting performance of single-speed three-phase cage induction motors
GB/T 34861-2026
Specific methods for determining separate losses of large machines from tests
GB 47501-2026
Rotating electrical machines—Safety technical specification
GB/T 47339-2026
General specification for small brushless DC fans
GB/Z 113.34-2025
Rotating electrical machines—Part 34：AC adjustable speed rolling mill motors
GB/T 4772.1-2025
Dimensions and output series for rotating electrical machines—Part 1: Frame numbers 56 to 400 and flange numbers 55 to 1080
GB/T 20833.2-2025
Rotating electrical machines—Winding insulation—Part 2: On-line partial discharge measurements on the stator winding insulation
GB/T 755-2025
Rotating electrical machines—Rating and performance
GB/T 21707-2025
Insulation specification for frequency conversion machine
GB/T 14711-2025
General requirements for safety of small and medium size rotating electrical machines
GB/T 17948.7-2025
Rotating electrical machines—Functional evaluation of insulation systems—General guidelines
GB/T 17948.4-2024
Rotating electrical machines—Functional evaluation of insulation systems (Type II)—Procedures for form-wound windings—Electrical endurance qualification
GB/T 1311-2024
Test methods for direct current machines
GB/T 1032-2023
GB/T 29326-2023
Selection of energy-efficient motors including variable speed applications—Application guidelines
GB/Z 20833.5-2023
Rotating electrical machines—The winding insulation—Part 5：Off-line measurement of partial discharge inception voltage under repetitive impulse voltage
GB/Z 43036-2023
Rotating electrical machines—Measurement of stator end-winding vibration at form-wound windings
GB/T 7409.4-2023
Excitation systems for synchronous machines—Part 4：Technical requirements of excitation systems for medium and small synchronous machines