This document applies to the classification of degrees of protection provided by enclosures for rotating electrical machines. It defines the requirements for protective enclosures that are in all other respects suitable for their intended use and which, from the point of view of materials and workmanship, ensure that the properties dealt with in this document are maintained under normal conditions of use.
Basic Data
Standard ID
GB/T 4942-2021 (GB/T4942-2021)
Description (Translated English)
Degrees of protection provided by the integral design of rotating electrical machines (IP code) - Classification
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
K20
Word Count Estimation
24,245
Issuing agency(ies)
State Administration for Market Regulation, China National Standardization Administration
