NEMA Ratings & IP Equivalency Chart

NEMA and IP ratings can be approximately compared as shown below. Note that other factors, such as corrosion protection, are involved in NEMA ratings. Therefore one must refer to official documentation for any given switch, sensor, or switch housing.

NEMA Rating IP Equivalent NEMA Definition IP Definition
1IP10Enclosures constructed for indoor use to provide a degree of protection to personnel against incidental contact with the enclosed equipment and to provide a degree of protection against falling dirt1 = Protected against solid foreign objects of 50mm in diameter and greater0 = Not Protected
2IP11Enclosures constructed for indoor used to provide a degree of protection to personnel against incidental contact with the enclosed equipment, to provide a degree of protection against falling dirt, and to provide a degree of protection against dripping and light splashing of liquids1 = Protected against solid foreign objects of 50mm in diameter and greater1 = Protected against vertically falling water drops
3IP54Enclosures constructed for either indoor or outdoor used to provide a degree of protection to personnel against incidental contact with the enclosed equipment; to proved a degree of protection against falling dirt, rain, sleet, snow, and windblown dust; and that will undamaged by external formation of ice on the enclosure5 = Protected against dust - Limited to ingress (no harmful deposit)4 = Protected against water sprayed from all directions - Limited to ingress permitted.
3RIP14Enclosures constructed for either indoor or outdoor used to provide a degree of protection to personnel against incidental contact with the enclosed equipment; to provide a degree of protection against falling dirt, rain, sleet, and snow; and that will be undamaged by external formation of ice on the enclosure1 = Protected against vertically falling water drops4 = Protected against water sprayed from all directions - Limited to ingress permitted.
3SIP54Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against incidental contact with the enclosed equipment; to provide a degree of protection against falling dirt, rain, sleet, snow, and windblown dust; and in which the external mechanism(s) remain operable when ice laden.5 = Protected against dust - Limited to ingress (no harmful deposit)4 = Protected against water sprayed from all directions - Limited to ingress permitted.
4IP66Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against incidental contact with the enclosed equipment; to provide a degree of protection against falling dirt, rain, sleet, snow, windblown dust, splashing water, and hose-directed water; and that will be undamaged by the external formation of ice on the enclosure6 = Totally protected against dust6 = Protected against strong jets of water from all directions - Limited to ingress permitted.
4XIP66Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against incidental contact with the enclosed equipment; to provide a degree of protection against falling dirt, rain, sleet, snow, windblown dust, splashing water, hose-directed water, and corrosion; and that will be undamaged by thee external formation of ice on the enclosure6 = Totally protected against dust6 = Protected against strong jets of water from all directions - Limited to ingress permitted.
5IP52Enclosures constructed for indoor use to provide a degree of protection to personnel against incidental contact with the enclosed equipment; to provide a degree of protection against falling dirt; against settling airborne dust, lint, fibers, and flyings; and to provide a degree of protection against dripping and light splashing of liquids.5 = Protected against dust - Limited to ingress (no harmful deposit)2 = Protected against direct sprays of water up to 15° from the vertical.
6IP67Enclosures constructed for either indoor or outdoor use to provide a degree of protection to personnel against incidental contact with the enclosed equipment; to provide a degree of protection against falling dirt; against hose-directed water and the entry of water during occasional temporary submersion at a limited depth; and that will be undamaged by the external formation of ice on the enclosure.6 = Totally protected against dust7 = Protected against the effects of temporary immersion between 15cm and 1m. Duration of test 30 minutes.
6PIP67Enclosures constructed for either indoor or outdoor use to provide a degree of protection to the personnel against incidental contact with the enclosed equipment; to provide a degree of protection against falling dirt; against hose-directed water and the entry of water during prolonged submersion at a limited depth; and that will be undamaged by the external formation of ice on the enclosure6 = Totally protected against dust7 = Protected against the effects of temporary immersion between 15cm and 1m. Duration of test 30 minutes.
12 and 12KIP52Enclosures constructed (without knockouts) for indoor use to provide a degree of protection to personnel against incidental contact with the enclosed equipment; to provide a degree of protection against falling dirt; against circulating dust, lint, fibers, and flying; and against dripping and light splashing of liquids5 = Protected against dust - Limited to ingress (no harmful deposit)2 = Protected against direct sprays of water up to 15° from the vertical.
13IP54Enclosures constructed for indoor use to provide a degree of protection to personnel against incidental contact with the enclosed equipment; to provide a degree of protection against falling dirt; against circulating dust, lint, fibers, and flyings; and against the spraying, splashing, and seepage of water, oil, and non-corrosive coolants.5 = Protected against dust - Limited to ingress (no harmful deposit)4 = Protected against water sprayed from all directions - Limited to ingress permitted.

 

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