Number

Protection range

 
 Explain

       0

Unprotected

No special protection for external people or objects

       1

Prevent the intrusion of solid foreign
objects with a diameter greater than 50mm

Prevent the human body (such as palm) from accidentally contacting the parts inside the electrical appliance, and prevent the intrusion of foreign objects with large size(diameter greater than 50mm)

       2

Prevent the intrusion of solid foreign
objects with a diameter greater than 12.5mm

Prevent people's fingers from contacting the parts inside the electrical appliance and prevent the intrusion of foreign objects with medium size (diameter greater than 12.5mm)

       3

Prevent the intrusion of solid foreign
objects with a diameter greater than 2.5mm

Prevent tools, wires and similar small foreign objects with diameter or thickness greater than 2.5mm from invading and contacting the parts inside the electrical appliance

      4

Prevent the intrusion of solid foreign
objects with a diameter greater than 1.0mm

Prevent tools, wires and similar small foreign objects with diameter or thickness greater than 1.0mm from invading and contacting the parts inside the electrical appliance

      5

Prevent foreign objects and dust

Completely prevent the invasion of foreign objects. Although it can not completely prevent the invasion of dust, the amount of dust will not affect the normal operation of electrical appliances

      6

Prevent foreign objects and dust

Completely prevent the invasion of foreign objects and dust

Second digit after IP: Waterproof grade    

Number

 
 Protection range

Explain

    
       0

Unprotected

No special protection against water or moisture

       1

Prevent water droplet immersion

Vertically falling water droplets (such as condensate) will not cause damage to electrical appliances

       2

When tilted 15 degrees, water droplets
can still   be  prevented from immersion

When the appliance is tilted from vertical to 15 degrees, dripping water will not cause damage to the appliance

      3

Prevent spraying water from immersion

Protect against rain or damage caused by water sprayed in the direction with an included angle of less than 60 degrees from the vertical

      4

Prevent splashing water from immersion

To prevent damage caused by water splashing in all directions

      5

Prevent spray water from immersion

Prevent low-pressure water spray lasting at least 3 minutes

       6

Prevent big wave immersion

Prevent heavy water spray lasting at least 3 minutes

       7

Prevent water immersion during
immersion

Prevent the effect of immersion for 30 minutes in water up to 1 meter deep

       8

Prevent the immersion of water when
sinking

Prevent the effect of continuous immersion in water with a depth of more than 1m.The exact conditions are specified by the manufacturer for each equipment