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IP ratings International Protection ratings are
covered in Australian Standard AS1939 |
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This system uses a two digit code to specify the degree of
particle and water resistance of a luminaire |
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The first digit indicates the degree of protection of the
interior from the ingress of solid foreign objects |
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The second digit indicates the degree of protection of the
interior from the ingress of water |
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First Digit
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Second Digit
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X
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Not tested (no protection specified)
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X
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Not tested (no protection specified)
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0
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No protection provided
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0
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No protection provided
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1
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Protection against entry of objects larger
than 50 square mm
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1
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Protection against drops of water falling
vertically
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2
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Protection against entry of objects larger
than 12 square mm
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2
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Protection against drops of water falling
vertically when the luminaire is tilted up to 15 degrees from
its normal position
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3
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Protection against entry of objects larger
than 2.5 square mm
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3
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Protection from entry of water spray from
angle of up to 60 degrees from vertical
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4
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Protection against entry of objects larger
than 1.0 square mm
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4
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Protection from entry
of water splashes or spray from any direction
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5
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Protection against entry of dust in sufficient
quantity to prevent satisfactory operation
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5
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Protection from a low pressure jet of water
in any direction
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6
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Complete protection against entry of dust
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6
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Protection against heavy seas or a strong
jet of water in any direction
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7
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Protection against immersion up to 1 metre
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8
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Protection against submersion over 1 metre
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