First digit dust-proof level after IP
|
number
|
Protection scope
|
Explain
|
|
Zero
|
No protection
|
No special protection for people or objects outside.
|
|
One
|
Prevention of solid foreign invasion greater than 50mm diameter
|
Prevent the human body (such as palm) from touching the interior parts of the appliance due to accidents, and prevent the invasion of larger objects (larger than 50mm diameter).
|
|
Two
|
Prevention of solid foreign invasion greater than 12.5mm diameter
|
Prevent human fingers from touching parts inside electrical appliances to prevent foreign objects from entering in medium size (larger than 12.5mm).
|
|
Three
|
Prevention of solid foreign invasion greater than 2.5mm diameter
|
Tools to prevent diameters or thicknesses larger than 2.5mm, wires and similar small objects to enter and touch parts inside electrical appliances.
|
|
Four
|
Prevention of solid foreign invasion greater than 1.0mm diameter
|
Tools to prevent diameters or thicknesses larger than 1.0mm, wires and similar small objects to enter and touch parts inside electrical appliances.
|
|
Five
|
Prevention of foreign objects and dust
|
While preventing foreign matter from intruding, it can not completely prevent dust intrusion, but the amount of dust intrusion will not affect the normal operation of electrical appliances.
|
|
Six
|
Prevention of foreign objects and dust
|
Completely prevent foreign matter and dust intrusion.
|
Second digit waterproof rating after IP
|
number
|
Protection scope
|
Explain
|
|
Zero
|
No protection
|
No special protection for water or moisture.
|
|
One
|
Prevent immersion of water droplets
|
Vertical drops of water, such as condensate, do not damage electrical appliances.
|
|
Two
|
When you tilt 15 degrees, you can still prevent water droplets from flooding.
|
When the electrical appliance inclines to 15 degrees vertically, the dripping will not damage the electrical apparatus.
|
|
Three
|
Prevent sprinkler water immersion
|
To prevent rain or prevent damage caused by electrical water sprayed in the direction with a vertical angle less than 60 degrees.
|
|
Four
|
Prevention of splashing water immersion
|
Prevent splashing water in every direction from damaging electrical appliances and causing damage.
|
|
Five
|
Prevent water from spraying
|
Prevention of damage from electrical water injected from the nozzle in various directions.
|
|
Six
|
Prevent big waves from entering
|
Electrical equipment installed on deck prevents damage caused by the invasion of big waves.
|
|
Seven
|
Prevention of water immersion during immersion
|
Electrical appliances immersed in water for a certain time or under a certain standard of water can ensure that no damage is caused by immersion.
|
|
Eight
|
Prevent immersion of water when sinking.
|
The electrical appliances are submerged under the specified water pressure indefinitely to ensure that no damage is caused by immersion.
|
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