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Degree of protection to BS EN60529/DIN 0470

Ip Rating Image

IP Rating Guide

The IP classification system designates the degree of protection provided by an enclosure against sodid objects or water ingress. Table I shows degrees of protection against solid objects, Table II shows degrees of protection against water.

Table I (1st Characteristic Numeral)
Degree of Protection Against Solid Objects

Digit
  • 0

    Non-protected

  • 1

    Protected against a solid object greater than 50mm, such as a hand

  • 2

    Protected against a solid object greater than 12.5mm, such as a finger

  • 3

    Protected against a solid object greater than 2.5mm, such as wire or a tool

  • 4

    Protected against a solid object greater than 1.0mm, such as wire or thin strips

  • 5

    Dust-protected.

    Prevents ingress of dust sufficient to cause harm.

  • 6

    Dust tight.

    No ingress of dust.

Table II (2nd Characteristic Numeral)
Degree of Protection Against Water

Digit
  • 0

    Non-protected

  • 1

    Protected against dripping water.

  • 2

    Protected against dripping water when tilted up to 15º.

  • 3

    Protected against spraying water at an angle of up to 60º.

  • 4

    Protected against splashing water from any direction.

  • 5

    Dust-protected.

    Protected against jets of water from any direction.

  • 6

    Protected against heavy seas or powerful jets of water. Prevents ingress sufficient to cause harm.

  • 7

    Protection against temporary immersion between 15cm and 1m. Duration of test 30min

  • 8

    Protected against the effects of continuous immersion in water.

  • 9

    Protected against high temperature (steam) and high-pressured water