5 (First index digit: Degree of contact prevention and guarding against foreign matter)
Total protection of persons from touching voltage-carrying or internal moving parts. Protection of the object from harmful deposit of dust. Access of dust is not completely prevented, but dust is prevented from access in a quantity impairing the functioning.
4 (Second index digit: Degree of water protection)
Water splashing against the object from all directions must not have any harmful effect.
opt. (Accessories required)
Necessary accessories: sealing kit
Our products with specification of protection classes have a particular design and are tested as unique object VDE and/or according to IEC 529. For special modification or mounting with accessories we recommend a certification of the final products.