• protection of persons against contact with, or approach to, live parts and against contact with moving parts (other than smooth rotating shafts and the like) inside the enclosure,
• protection of the equipment against ingress of solid foreign objects, and
• where indicated by the classification, protection of the equipment against harmful ingress of water

Note 1 to entry: The conditions for other than rotating machines are specified in IEC 60529, Degrees of protection provided by enclosures (IP Code).

Note 2 to entry: The detailed test requirements for rotating electric machines are in IEC 60034-5, Rotating electrical machines – Part 5: Degrees of protection provided by the integral design of rotating electrical machines (IP code) – Classification.

Note 3 to entry: The enclosure which provides the degree of protection IP is not necessarily the same as the equipment enclosure providing the Type of Protection.

Note 4 to entry: An enclosure which provides the degree of protection required by one of the Types of Protection will have been subjected to other tests prior to the tests for degree of protection.