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Protection against solid objects - 1st Digit
Description Definition |
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Protection against liquids - 2nd Digit
Description Definition |
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0 |
Non-protected No special protection |
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0 |
Non-protected No special protection |
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1 |
Protected against solid objects greater than
50 mm A large surface of the body such as the hand (no
protection against deliberate access). Solid objects
exceeding 50mm diameter |
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1 |
Protected against dripping water Dripping
water (vertically falling drops) |
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2 |
Protected against solid objects greater than
12 mm Fingers or other objects not exceeding 80 mm in
length. Solid objects exceeding 12 mm diameter |
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2 |
Protected against dripping water when tilted
up to 15º Vertically dripping water shall have no harmful
effect
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3 |
Protected against solid objects greater than
2.5 mm Tools, wires, etc of diameter or thickness greater
than 2.5 mm. Solid objects exceeding 2.5 mm diameter. |
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3 |
Protected against spraying water. Water
falling as spray at an angle up to 60º from the vertical
shall have no harmful effect |
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4 |
Protected against solid objects greater than
1.0 mm Wires or strips of thickness greater than 1.0 mm.
Solid objects exceeding 1.0 mm |
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4 |
Protected against splashing water. Water
splashed against the enclosure from any direction shall have
no harmful effect when the enclosure is tilted at any angle
up to 15º from its normal position
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5 |
Dust protected Ingress of dust is not
totally prevented but dust does not enter in sufficient
quantity to interfere with satisfactory operation of the
equipment |
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5
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Protected against water jets. Water
projected from a nozzle against the enclosure from any
direction shall have no harmful effect |
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6 |
Dust-tight No ingress of dust |
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6 |
Protected against heavy seas. Water from
heavy seas or water projected in powerful jets shall not
enter the enclosure in harmful quantities |
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7 |
Protected against the effects of immersion. Ingress of water in a harmful quantity shall not be possible
when the enclosure is immersed in water under defined
conditions of pressure and time |
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8 |
Protected against submersion. The equipment is
suitable for continuous submersion in water under
conditions, which shall be specified by the manufacturer |