Micro switch dustproof and waterproof grade explanation

2019-04-09

Let's take a look at the difference between dustproof and waterproof grades today.


The first digit indicates the extent to which the microswitch is resistant to dust, or the extent to which people are protected from damage in a sealed environment. Represents the level of prevention of the entry of solid foreign objects, the highest level is 6;


The second digit indicates the degree to which the microswitch is waterproof. Represents the level of water intake prevention, the highest level is 8.


Below are explanation of usual protection grade: 

1. The first digital after IP:dustproof rating 

Digital               Protection                                 Range

5            Prevent foreign objects and dust.          The amount of dust intrusion won't affect the normal operation of the electrical appliances.

6            Prevent foreign objects and dust,          Completely prevent foreign objects and dust from entering


2. The second digit after IP: waterproof rating

Digital               Protection                                 Range

7            Preventing water from immersing in sinking     immersion 30 minutes in water up to 1 meter depth

8            Preventing water from immersing in sinking     Anti-continuous soaking effect in water with a depth more than 1 meter


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