What do IP codes/ratings really mean? IS/IEC 60529 explains the degrees of protection provided by enclosures (IP Code)
Protection is afforded against the following external influences:
‐ Penetration by solid bodies
‐ Protection of persons against access to live parts
‐ Protection against the ingress of dust
‐ Protection against the ingress of liquids
Figure 1 below shows an example of how the IP code is arranged. Figure 2 shows the elements of the IP Code and
Figure 1: IP Code Arrangement Figure 2: Elements of the IP Code
‐ Tests establishing compliance with any one of the lower degrees of protection need not
necessarily be carried out provided that these tests would be met.
‐ An enclosure designated with a second characteristic numeral 7 or 8 only is unsuitable for
exposure to water jets.
‐ A ‘versatile’ product will meet requirements for both water jets and temporary or continuous
‐ A ‘restricted’ product will meet only temporary or continuous immersion.