Dust-proof
Level Dust Intrusion Level
0 Unprotected
1 More than 50mm in diameter to prevent the solid foreign invasion.
Prevents adult boxers exposed to dangerous sites.
2 12.5mm in diameter, to prevent the solid foreign invasion above.
Prevents adult fingers exposed to dangerous sites.
3 More than 2.5mm in diameter prevents the intrusion of foreign
solids.Prevents access to dangerous parts of the tool.
4
5 Even dust experiment with the dust (diameter 75μm) into the
original.The actions and safety performance without damage.
6 Dust experiment with the dust (diameter 75μm) can not be penetrated.
Waterproof
Level Waterproof immersion class
0 Unprotected
1 To avoid dropping from the top of the product vertical
water intrusion.
2 Product tilted 15 degrees from the product state can avoid
hanging above Direct intrusion of water drops.
3 Product tilted 60 degrees from the product state can
avoid over spray water intrusion.
4 Products to prevent splashing from any direction of spray
immersion.
5 Product can be prevented from any direction of the water
jet immersion.
6 Products can prevent violent jets from any direction of the
water immersion.
7 Immersed in water has no effect, can be used in the water.
8 Can be used in submerged condition, more than seven
severe conditions can still be used.
9K High pressure water jet to prevent intrusion near