NEMA
1 |
Indoor use primarily to provide a degree of protection against contact with the enclosed equipment and against a limited amount of falling dirt. (IP30) |
| Indoor use to provide a degree of protection against limited amounts of falling water and dirt. (IP31) |
| Outdoor use to provide a degree of protection against windblown dust, rain, and sleet; undamaged by the formation of ice on the enclosure. (IP64) |
| 3R |
Outdoor use to provide a degree of protection against falling rain and sleet: undamaged by the formation of ice on the enclosure. (IP32) |
| 3S |
Outdoor use to provide a degree of protection against windblown dust, rain and sleet; external mechanisms remain operable while ice laden. |
| Indoor or outdoor use to provide a degree of protection against splashing water, windblown dust and rain, hose directed water; undamaged by the formation of ice on the enclosure. (IP66) |
| 4X |
Indoor or outdoor use to provide a degree of protection against splashing water, windblown dust and rain, hose directed water; undamaged by the formation of ice on the enclosure, resists corrosion. (IP66) |
| Indoor or outdoor use to provide a degree of protection against the entry of water during temporary submersion at a limited depth; undamaged by the formation of ice on the enclosure. |
| 6P |
Indoor and outdoor use to provide a degree of protection against the entry of water during prolonged submersion at a limited depth. |
| Indoor use to provide by oil immersion a degree of protection of the enclosed equipment against the corrosive effects of corrosive liquids and gases. |
| 12,12K |
Indoor use to provide a degree of protection against dust, falling dirt and dripping noncorrosive liquids. (IP65) |
| Indoor use to provide a degree of protection against dust and spraying of water, oil and noncorrosive coolants. (IP65) |
