GB/T 21972.1

GB/T 21972.1, Total:2 items.

The international standard classification for "GB/T 21972.1" includes: Motors .

The Chinese standard classification for "GB/T 21972.1" includes: Special machine .

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

• GB/T 21972.1-2023 Technical specification for variable-frequency adjustable-speed three-phase induction motors for crane and metallurgical applications―Part 1:YZP series variable-frequency adjustable-speed three-phase induction motors for crane and metallurgical applicati
• GB/T 21972.1-2008 Technical Specification for Variable-Frequency Adjustable-Speed Three-Phase Induction Motors for Crane and Metallurgical Application - Part 1: YZP series variable-frequency adjustabl

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