JB/T 56117.3-1999 Quality classification of small and medium-sized motor products Three-phase asynchronous motors for hoisting and metallurgy (English Version)
This standard specifies the classification, assessment content, random inspection methods and inspection details of three-phase asynchronous motor product quality levels for lifting and metallurgy. This standard is applicable to various types of lifting and metallurgical motors produced repeatedly in batches. It is used to accurately and completely measure the quality of enterprise products and serves as the basis for product grading and grading. This standard does not apply to various types of motors produced at one time.
JB/T 56117.3-1999 history
1999JB/T 56117.3-1999 Quality classification of small and medium-sized motor products Three-phase asynchronous motors for hoisting and metallurgy