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NEMA-# |
Description |
1 |
General Purpose (Indoor) |
2 |
Water Drip Proof (Indoor) |
3R |
Dust Tight, Rain Tight, and Ice Resistant (Outdoor) |
4 |
Water Tight and Dust Tight (Indoor/Outdoor) |
4X |
Water Tight, Dust Tight, and Corrosion Resistant (Indoor/Outdoor) |
9 |
Indoor Hazardous Locations (Not Applicable to III Equipment) |
12 |
Industrial Use - Dust Tight and Drip Tight (Indoor) |
13 |
Oil Tight and Dust Tight (Indoor) |
Example |
NEMA-4 is water tight and dust tight indoor and outdoor |
|
|
IP## |
|
First Digit - Airborne Contaminants |
Description |
0 |
No Special Protection |
1 |
Protected Against Solid Objects > 50 mm in Diameter |
2 |
Protected Against Solid Objects > 12 mm in Diameter |
3 |
Protected Against Solid Objects > 2.5 mm in Diameter |
4 |
Protected Against Solid Objects > 1 mm in Diameter |
5 |
Dust Protected |
6 |
Dust Tight |
Second DigitWater/Moisture |
Description |
0 |
No Special Protection |
1 |
Protected Against Dripping Water |
2 |
Protected Against Dripping Water When Tilted Up to 15° C From Normal Position |
3 |
Protected Against Spraying Water |
4 |
Protected Against Splashing Water |
5 |
Protected Against Water Jet Spray |
6 |
Protected Against Heavy Jet Spray |
7 |
Protected Against the Effects of Immersion |
8 |
Protected Against Submersion |
Example |
IP54 is dust protected, and protected against splashing water. |
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