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What Is IPX7 Waterproof Test And How To Perform It

Apr 17, 2023

 

IPX7 Waterproof Test is one of the waterproof grades tests determined according to the IEC60529 standard, which is commonly used internationally to define the protection of an interface against liquid and solid particles. This standard quantifies the different categories of protection, mainly for solid foreign objects entering the shell (including tools, fingers or dust, etc.) and for water (water entering the outer shell by condensation, flushing, immersion, etc. causing harmful effects on the equipment).

 

IPX7 -1

Immersion

IPX7 -2

Drops

 

What are IP Code and IPX?

 

The two digits behind IP indicate the protective strength of the equipment shell against solid foreign objects and water intrusion. The first digit indicates the level of electrical equipment against dust and foreign objects, and the second digit indicates the degree of confinement of the equipment against moisture and water intrusion, and the larger the digit, the higher the protection level.

 

Sometimes, the level of protection is unknown or hasn’t been tested. In these cases, an ‘X’ replaces the numeral. IPX waterproof rating is divided into a total of 8 levels, respectively from IPX1 to IPX8, the waterproof ability is enhanced in turn. IPX0 indicates that it is not waterproof at all. IPX7 Waterproof means the device has level 7 water sealing, while its protection against dust is unknown.

 

IPX is the international certification system for waterproof level. It is the most common technical indicator used to mark the waterproof level of the product on outdoor, diving, and many other instruments and equipment. Headlamps, GPS, watches and other electronic devices are often marked with IPX.

 

Level

Effective against

IP0X

No Protection

IP1X

Protected against solid foreign objects of

50 mm Ø and greater

IP2X

Protected against solid foreign objects of

12.5 mm Ø and greater

IP3X

Protected against solid foreign objects of

2.5 mm Ø and greater

IP4X

Protected against solid foreign objects of

1 mm Ø and greater

IP5X

Dust-protected

IP6X

Dust-tight

 

Level

Protection against

Effective against

IPX0

No Protection

-

IPX1

Protected against vertically falling water drops

Vertically falling drops shall have no harmful effects

IPX2

Protected against vertically falling water drops when enclosure tilted to 15°

Vertically falling drops shall have no harmful effects when the enclosure is tilted at any angle up to 15° on either side of the vertical

IPX3

Protected against spraying water

Water sprayed at an angle up to 60° on either side of the vertical shall have no harmful effects

IPX4

Protected against splashing water

Water splashed against the enclosure from any direction shall have no harmful effects

IPX5

Protected against water jets

Water projected in jets against the enclosure from any directions shall have no harmful effects

IPX6

Protected against powerful water jets

Water projected in powerful jets against the enclosure from any direction shall have no harmful effects

IPX7

Protected against the effects of temporary immersion in water

Ingress of water in quantities causing harmful effects shall not be possible when the enclosure is temporarily immersed in water under standardized conditions of pressure and time

IPX8

Protected against the effects of continuous immersion in water

Ingress of water in quantities causing harmful effects shall not be possible when the enclosure is continuously immersed in water under conditions which shall be agreed between manufacturer and user but which are more severe than for numeral 7

 

IP protection levels are certified separately and have different testing methods

 

So, from the table above, we can know that if you see the product labeled IP68, it represents its dustproof/waterproof level, in the dustproof specification level of IP6X protection level, as for the waterproof part is IPX8 waterproof level, but ..... The IP68 label means that it is the highest level of protection specification? In fact, such a concept is wrong!

 

Simply put, IP68 is a level of protection, but does not mean that he covers IP 61 ~ 68 in these stages, and IPX8, IPX7, IPX6, IPX5, etc., each digital level is [separate certification] and [separate testing], and their respective test items are different!

 

Just because a test piece can be soaked in water doesn't mean it can be sprayed by water! Similarly, just because it can be ejected by water, does not mean it can be soaked in water!

 

Test methods and equipment - IPX7 Test tank

 

  • Method name: Temporary time immersion test.
  • Test equipment: Immersion tank.
  • Test conditions: After the sample is put into the immersion tank, the distance from the bottom of the sample to the water surface should be at least 1 m. The distance between the top of the sample and the water surface should be at least 0.15 m.
  • Test time :30 min.

 

The advantages of LIB IPX7 Waterproof Test Equipment :

  • Fixing device for safety

    The tank is of cylindrical design, and the bottom must be supported by a tripod. Designed a Z-shaped foot with three M8 holes, which has good grip and requires user to fix the equipment with screws to ensure safety.

  • Sample holder

    We have designed a height-adjustable sample holder to prevent the sample from floating during the immersion test.

  • Pressure limiting protection

    An independent manual setting pressure limiting device is specially designed to ensure effective control of the pressure in the tank.

1010073

 

If you want a more detailed test of the waterproof performance of test pieces, you can also buy other rain test chamber to perform other waterproof test. 

 

Xi 'an LIB Industry is a company specializing in environmental testing equipment. We have a huge R & D team and professional technical consultants, are committed to continuous innovation in technology and improve the process, manufacturing industry cutting-edge products. At LIB Industry, we can provide you with professional rain test equipment. 

 

If you are interested in this IPX7 waterproof test and IPX7 test chamber, you can contact us at any time, we will provide you with the most professional test program and product introduction. Xi 'an LIB Industry, your most professional partner!

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