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IP Ratings Explained
17 April 2019
IP Ratings Explained

We are often asked to supply hand dryers that comply with a particular IP rating

So what is an IP rating when applied to an electrical appliance and what do the numbers mean?

IP refers to “ingress protection” or “international protection” and are used to determine the levels of sealing of electrical enclosures against the ingress of foreign objects such as dirt and liquids.

The IP rating consists of the letters IP followed by two numbers, the first number stands for the level of protection from solid bodies, the second number describes the level of protection from water ingress.

IP 65 = first number- solids

IP 65 = second number -liquids.

Below is a chart which explains each number for both solids and water, an x can be inserted to indicate not formally tested