Statements (51)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:standard
|
| gptkbp:appliesTo |
electrical enclosures
|
| gptkbp:contrastsWith |
IP Code (IEC 60529)
|
| gptkbp:coversProtectionAgainst |
external ice formation
corrosive agents access to hazardous parts ingress of solid foreign objects ingress of water |
| gptkbp:definedIn |
gptkb:National_Electrical_Manufacturers_Association
|
| gptkbp:documentedIn |
NEMA 250 standard
|
| gptkbp:firstPublished |
1966
|
| https://www.w3.org/2000/01/rdf-schema#label |
NEMA enclosure ratings
|
| gptkbp:NEMA_1 |
intended for indoor use, protects against dust and light
|
| gptkbp:NEMA_12 |
intended for indoor use, protects against dust, falling dirt, and dripping non-corrosive liquids
|
| gptkbp:NEMA_13 |
intended for indoor use, protects against dust and spraying of water, oil, and non-corrosive coolants
|
| gptkbp:NEMA_3 |
intended for outdoor use, protects against rain, sleet, and dust
|
| gptkbp:NEMA_4 |
intended for indoor or outdoor use, protects against windblown dust and water
|
| gptkbp:NEMA_4X |
provides corrosion resistance
|
| gptkbp:NEMA_6 |
provides protection against temporary submersion
|
| gptkbp:NEMA_6P |
provides protection against prolonged submersion
|
| gptkbp:NEMA_7 |
for hazardous locations, Class I, Groups A, B, C, D
|
| gptkbp:NEMA_9 |
for hazardous locations, Class II, Groups E, F, G
|
| gptkbp:notDirectlyEquivalentTo |
gptkb:IP_Code
|
| gptkbp:purpose |
classify degrees of protection against environmental hazards
|
| gptkbp:rating |
gptkb:NEMA_4
gptkb:NEMA_4X gptkb:NEMA_1 gptkb:NEMA_3R NEMA 12 NEMA 12K NEMA 13 NEMA 2 NEMA 3 NEMA 3S NEMA 5 NEMA 6 NEMA 6P NEMA 7 NEMA 9 |
| gptkbp:relatedStandard |
UL 50
UL 508A |
| gptkbp:standardNumber |
gptkb:NEMA_250
|
| gptkbp:updated |
gptkb:NEMA
|
| gptkbp:usedBy |
gptkb:engineer
electricians building inspectors manufacturers of electrical enclosures |
| gptkbp:usedFor |
specifying enclosure protection requirements
|
| gptkbp:usedIn |
gptkb:United_States
|
| gptkbp:bfsParent |
gptkb:IP_Code
|
| gptkbp:bfsLayer |
7
|