IEC 60034-5 Ed. 4.0 b:2000, Rotating electrical machines - Part 5: Degrees of protection provided by the integral design of rotating electrical machines (IP code) - Classification

Gives definitions for standard degrees of protection provided by enclosures; protection of machines against harmful effects due to the ingress of water; protection of machines against ingress of solid foreign objects; Protection of persons against contact with or approach to live parts and against contact with moving parts. Gives designations for these protective degrees and tests to verify that the machines meet the requirements.