NEMA Ratings and IP Equivalency Chart

NEMA RatingIP EquivalentNEMA DefinitionProtection Against Solids Protection Against Liquids
1IP10建造用于室内使用的外壳,为人员提供一定程度的保护,防止与封闭设备的偶然接触,并提供一定程度的保护,防止坠落的灰尘1 =防止直径大于等于50mm的固体异物0 = Not Protected
2IP11为室内建造的外壳,用于为人员提供一定程度的保护,防止与封闭设备的偶然接触, to provide a degree of protection against falling dirt, and to provide a degree of protection against dripping and light splashing of liquids1 =防止直径大于等于50mm的固体异物1 = 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 =防止从各个方向喷洒的水-限制进入允许.
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; 而且它不会被外壳上外部形成的冰破坏1 =防止直径大于等于50mm的固体异物4 =防止从各个方向喷洒的水-限制进入允许.
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 =防止从各个方向喷洒的水-限制进入允许.
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 =防止来自四面八方的强大水柱-限制进入允许.
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 =防止来自四面八方的强大水柱-允许有限进入.
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 ingress (no harmful deposit)2 =防止直接喷洒的水高达15°从垂直.
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 =暂时浸泡在15cm到1m之间不受影响. 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 =暂时浸泡在15cm到1m之间不受影响. 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 =防止直接喷洒的水高达15°从垂直.
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 noncorrosive coolants. 5 = Protected against dust - Limited to ingress (no harmful deposit)4 =防止从各个方向喷洒的水-限制进入允许.

 

Note: 该表的目的是提供关于NEMA外壳类型的定义和IEC 60529外壳分类名称的等效定义的一般信息. NEMA评级和测试可以用作IP评级的符合性,但反之则不行. 

[For more detailed and complete information, ANSI/NEMA 250, 应参考电气设备外壳(最大1000伏)和IEC 60529外壳提供的保护程度(IP代码).]