IP- Ingress protection classifies and rates the degree of protection provided against intrusion, dust, accidental contact, and water by mechanical casings and electrical enclosures. It followed by two or three digits.
0 No special protection. 1 Protection from a large part of the body such as a hand (but no protection from deliberate ccess); from solid objects greater than 50mm in diameter. 2 Protection against fingers or other object not greater than 80mm in length and 12mm in di meter.
3 Protection from entry by tool, wires, etc, with a diameter of thickness greater than 1.0m
4 Protection from entry by solid objects with a diameter or thickness greater than 1.0mm.
5 Protection from the amount of dust that would interfere with the operation of the equipment.
6 Dust tight.
0 No special protection
1 Protected against vertically falling drops of water or condensation.
2 Protected against falling drops of water, if the case is disposed up to 15 degrees from vertical.
3 Protected against sprays of water from any direction, up to 60 degrees from vertical.
4 Protected against splash water from any direction limited ingress permitted.
5 Protected against low pressure water jets from any direction. Limited ingress permitted.
6 Protected against high pressure water jets from any direction. Limited ingress permitted.
7 Protected against short periods of immersion in water between 15cm and 1 m.
8 Protected againsr long, durable periods of immersion in water, under pressure