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IP Ratings and Descriptions
First Numeral - Protection of persons against access to hazardous
parts and protection of equipment against foreign solid objects.
Second Numeral - Indicates the degree of protection against the
harmful ingress of water.
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X
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No specified protection (not tested).
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X
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No specified protection (not tested).
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0
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No protection.
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0
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No protection.
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1
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Protection against objects larger than 50 mm and against accidental access to hazardous
parts by the back of the hand.
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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 objects larger than 12.5 mm and against accidental access to
hazardous parts with a finger.
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2
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Protection against vertically falling water drops when enclosure tilted up to 15
degrees.
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3
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Protection against tools, wires or other solid objects larger than 2.5 mm.
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3
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Protection against spraying water.
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4
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Protection against solid objects larger than 1 mm.
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4
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Protection against splashing water.
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5
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Protection against the entry of dust in sufficient quantity to interfere with the
operation of equipment.
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5
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Protection against water jets.
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6
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Completely protected from the entry of dust.
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6
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Protection against powerful water jets.
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7
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Protection against the effects of temporary immersion in water.
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8
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Protection against the effects of continuous immersion in water.
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