Protection Classes

The different types of protection indicate how an electrical equipment is structurally protected against environmental influences, such as the ingress of water or foreign bodies. Depending on the ambient conditions, you can select luminaires from Schrempp electronic GmbH according to various degrees of protection. These are expressed by IP codes. The first code number describes the protection against contact or against the penetration of foreign bodies. The second code indicates protection against water or moisture.

1. Code Number Protection against contact Protection against foreign bodies
0 not protected not protected
1 with the back of the hand solid foreign bodies
(Diameter from 50 mm)
2 with the finger solid foreign bodies
(Diameter from 12.5 mm)
3 with a tool solid foreign bodies
(Diameter from 2.5 mm)
4 with a wire solid foreign bodies
(Diameter from 1 mm)
5 with a wire dustproof
(Dust deposition possible, but may not have a harmful effect)
6 with a wire dustproof
(no penetration of dust)
2. Code Number Degree of protection against water
0 not protected
1 protected against dripping water (falling vertically)
2 protected against dripping water (fall angle up to 15 °)
3 protected against water spray (fall angle up to 60 °)
4 protected against splashing water (direction does not matter)
5 protected against  jet water (nozzle, direction no matter)
6 protected against jet water (flooding)
7 protected against temporary submersion (entering water must not be harmful if submerged at 1 m depth for 20 min.)
8 protected against continuous submersion (incoming water must not have a harmful effect, conditions as agreed between manufacturer and user, but conditions must be more difficult than protection level 7)
9K protected against water during high-pressure or steam jet cleaning (degree of protection according to DIN 40050 part 9 road vehicles, IP protection classes)