Level of protection from solids | Description | |
0 | ![]() |
No protection. |
1 |
50mm dia.
|
Solid objects 50 mm or larger in diameter (hand, etc.) do not penetrate. |
2 | ![]() |
Solid objects 12.5 mm or larger in diameter do not penetrate. |
3 | ![]() |
Wires or other solid objects 2.5 mm or larger in diameter do not penetrate. |
4 | ![]() |
Wires or other solid objects 1 mm or larger in diameter do not penetrate. |
5 | ![]() |
An amount of dust sufficient to interfere with normal operation of the device or create a safety problem will not enter. |
6 | ![]() |
Dust does not enter. |
Level of protection from liquids | Description | Test procedure | |
0 | No special protection | No protection against water penetration. | No test. |
1 | ![]() |
Suffers no damaging effects from vertically dripping water. | Placed under vertically dripping water from a dripping tester for 10 minutes. |
2 | ![]() |
Suffers no damaging effects from water dripping no more than 15º out of plumb. | Placed at an inclination of 15º under dripping water from a dripping tester for 10 minutes (2.5 minutes in each direction). |
3 | ![]() |
Suffers no damaging effects from water sprayed from an angle up to 60º from plumb. | The device is sprayed from each side up to an angle of 60º from plumb for 10 minutes). |
4 | ![]() |
Suffers no damaging effects from water sprayed from all directions. | The device is sprayed from all directions for 10 minutes. |
5 | ![]() |
Suffers no damaging effects from direct jet sprays from all directions. | Each square meter of the case is sprayed from all directions for 1 minute, for a total of at least 3 minutes. |
6 | ![]() |
Suffers no damaging effects from strong and direct jet spray from all directions | Each square meter of the case is sprayed from all directions for 1 minute, for a total of at least 3 minutes with pressurised water. |
7 | ![]() |
Water does not penetrate when the device is submerged for a specified period of time | The device is submerged for 10 minutes at depth of 1 m in water (if the height of the device is less than 850 mm). |
8 | ![]() |
The device can be used on a regular basis under water. | Decided by the manufacturer of the device. |
9K | ![]() |
The device is protected from high pressure and temperature jets of water. | High pressure water jets at up to 1,450 PSI, in phases of 14 to 16 l/min, and at temperatures up to 80°C. |