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หลักแรก 0 No protection against contact and ingress of objects 1 >50 mm Any large surface of the body, such as the back of a hand, but no protection against deliberate contact with a body part 2 >12.5 mm Fingers or similar objects 3 >2.5 mm Tools, thick wires, etc. 4 >1 mm Most wires, screws, etc. 5 Dust protected Ingress of dust is not entirely prevented, but it must not enter in sufficient quantity to interfere with the satisfactory operation of the equipment; complete protection against contact 6 Dust tight No ingress of dust; complete protection against contact
หลักหลัง 0 Not protected 1 Dripping water 2 Dripping water when tilted up to 15° 3 Spraying water 4 Splashing water 5 Water jets 6 Powerful water jets 7 Immersion up to 1 m 8 Immersion beyond 1 m
จากคุณ |
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evolution X
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เขียนเมื่อ |
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29 พ.ย. 55 22:50:25
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