| First
digit-Protection against solid objects |
|
Second
digit-Protection against liquids |
| 0. |
No
protection. |
|
0. |
No
protection. |
|
| 1. |
Protection
against large sized bodies up to 50mm. eg hands. |
|
1. |
Protection
against vertically falling drops of water. |
|
| 2. |
Protection
against medium sized bodies up to 12mm. eg fingers. |
|
2. |
Protection
against drops of water up to 15 degrees from the vertical
(drip proof). |
|
| 3. |
Protection
against small bodies, 2.5mm or greater eg tools, wire |
|
3. |
Protection
against rain falling up to 60 degrees from the vertical (rain
proof). |
|
| 4. |
Protection
against very small bodies, 1mm or greater |
|
4. |
Protection
against splashed water from any angle (splash proof). |
|
| 5. |
Protection
against deposits of dust (dust proof). |
|
5. |
Protection
against low pressure jets of water from any angle (jet proof). |
|
| 6. |
Total
protection against dust
(dust tight). |
|
6. |
Protection
against water from heavy seas. eg water tight for
marine deck use. |
|
|
|
|
7. |
Protected
against the effect of immersion between 15cm and
1m. |
|
|
|
|
8. |
Protected
against immersion under pressure for an indefinite period. |
Example.
IP65 is dust tight and jet proof.
IP54 is dust proof and splash proof. |
