First Digit (intrusion protection) |
|
1 |
No special protection |
2 |
Protection from a large part of the body such as a hand (but no protection from deliberate access); from solid objects greater than 50mm in diameter. |
3 |
Protection against fingers or other object not greater than 80mm in length and 12mm in diameter. |
4 |
Protection from entry by tools, wires etc, with a diameter of 2.5 mm or more. |
5 |
Protection against solid bodies larger than 1mm (eg fine tools/small etc). |
6 |
Protected against dust that may harm equipment. |
7 |
Totally dust tight. |
Second Digit (moisture protection) |
|
1 |
No protection. |
2 |
Protection against condensation. |
3 |
Protection against water droplets deflected up to 15° from vertical |
4 |
Protected against spray up to 60° from vertical. |
5 |
Protected against water spray from all directions. |
6 |
Protection against low pressure water jets (all directions) |
7 |
Protection against string water jets and waves. |
8 |
Protected against temporary immersion. |
9 |
Protected against prolonged effects of immersion under pressure. |