| IP67 | Protection against temporary immersion. Protected from dust. | Resistant to immersion up to 1 meter deep and for at least 30 minutes. |
| IP68 | Protection from permanent immersion. Protected from dust. | Resistant to immersion up to 3 meters deep, for at least 1 hour and at a pressure of at least 10 bar exerted in all directions. The equipment is then hermetically sealed. |
