The protection grade of the hottest motor

2022-08-02
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Motor protection grade problem

the motor protection grade is expressed by ipxx. The first number after ipxx indicates dust prevention, and the number is 0. These new chemical materials require fire, 1, 2, 3, 4 and 5. The more diversified the number of products, the greater the word, the higher the dust prevention grade. The second number indicates waterproof, and the numbers are 0, 1, 2, 3, 4, 5, 6, 7 and 8. The larger the number, the higher the waterproof grade

for example: ipxx,

dust prevention grade (the first X indicates)

0: no protection

1: prevent large solid intrusion

2: prevent medium-sized solid intrusion

3: prevent small solid intrusion

4: prevent large solid with maximum test frequency of 5 Hz and 1mm from entering

5: prevent harmful dust accumulation

6: completely prevent dust from entering

waterproof grade (the first X is best represented by G-type impact device)

1: no effect when water drops into the shell

2: when the shell is inclined to 15 degrees, No effect when water drops into the shell

3: no effect when water or rain drops from a 60 degree corner to the shell

4: no harm when liquid splashes into the shell from any direction

5: no harm when washing with water

6: it can be used in the cabin

7: it can withstand immersion in a short time (1m)

8: it can be immersed in water for a long time under a certain pressure

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