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How to choose different Ingress protection

The different IP protection classes are made up of two digits.
How to choose different Ingress protection-Blog Cover

The different IP protection classes are made up of two digits.

Code one (index I) stands for the protection against solid foreign objects, while code number two (index II) about the water protection.

Index IForeign bodies protectionIndex IIWater protection
0No protection against accidental contact, no protection against solid foreign bodies0No protection against water
1Protection against contact with any large area by hand and against solid foreign
bodies with Ø > 50 mm.
1Protection against vertical water drips
2Protection against contact with any large area by hand and against solid foreign bodies with Ø > 12 mm.2
Protection against diagonal water drips(up to a 15° angle)
3Protection against tools, wires or similar objects with Ø > 2.5 mm and against solid foreign bodies with Ø >2.5 mm3
Protection against diagonal water drips(up to a 60° angle)
4As index 3, however with Ø > 1 mm4Protection against splashed water from all directions
5Protection against contact and interior injurious dust deposits5Protection against water (out of a nozzle) from all directions
6Total protection against contact, protection against dust penetration6
Protection against ingress of water in case of temporary flooding
7
Protection against ingress of water in case of temporary immersion
8Protection against ingress of water in case of continuous immersion, requirements under
agreement of user and manufacturer

International protection classes according to DIN EN60529(IEC529/VDE 047 T1)

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