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IP Dust level

- Mar 30, 2018 -

Dust level

Number Protection Level Definition

0 No protection No special protection

1 Prevent the intrusion of objects larger than 50mm to prevent the human body from inadvertently hitting the internal parts of the electrical equipment Preventing the entry of objects larger than 50mm in diameter

2 Prevent intrusion of objects larger than 12mm Prevent finger from touching internal parts of electrical equipment

3 to prevent the intrusion of objects greater than 2.5mm to prevent the penetration of wires or objects from tools with a diameter greater than 2.5mm

4 Prevent intrusion of objects larger than 1.0mm Prevent intrusion of mosquitoes, flies, insects or objects larger than 1.0mm in diameter

5 Dust prevention does not completely prevent the intrusion of dust, but the amount of intruded dust will not affect the normal operation of electrical equipment.

6 Dust prevention Completely prevent dust intrusion