JB/T 56117.5-1999 Small and medium-sized motor product quality classification Increased safety three-phase asynchronous motor (internal use) (English Version)
This standard specifies the classification, assessment content, sampling inspection methods and inspection details of increased safety three-phase asynchronous motor product quality levels. This standard is applicable to low-voltage increased safety three-phase asynchronous 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.
JB/T 56117.5-1999 history
1999JB/T 56117.5-1999 Small and medium-sized motor product quality classification Increased safety three-phase asynchronous motor (internal use)