Degree of protection ip65 is dust-proof waterproof equipment. Level of IP is in view of the electrical equipment enclosure for foreign intrusion protection grade, such as explosion-proof electric appliance, waterproof and dustproof electrical appliances. Below small make up to you to introduce the specific standards and meaning of the degree of protection ip65. Dust level ( The first X) 0:1: no protection to prevent large solid intrusion 2: against intrusion medium-sized solid 3: prevent small solid enter into 4: prevent object is greater than 1 mm solid into 5: prevent harmful dust accumulation 6: completely prevent dust from entering the waterproof level ( The second X) 0:1: no protection can not influence the water drops into the shell 2: when the shell inclined to 15 degrees, can not influence the water drops into the shell 3: water or the rain to the shell from the corner of the 60 degrees had no effect on the 4: liquid splashing from any direction to the shell no harm influence 5: rinse without any damage 6: can be used for the cabin environment within 7: resistance to flooding in a short time ( 1米) 8: under certain pressure for a long time of soaking

we often encounter when selecting Industrial Valves technical specification requirement inside the Industrial Valves parts with protective class IP65. Talking about what exactly said the degree of protection IP65, protection grade IP65 is the definition of what is a? Next we to offer a plate of actual meaning and definition of degree of protection IP65. Degree of protection IP65 in this standard, in view of the electrical equipment enclosure protection of foreign body, such as electric Industrial Valves ( Electric actuator) Pneumatic valves in the attachment ( Solenoid valve) 。 Reference standards: GB 4208 2008 'IP protection grade code'. IP（ 国际保护) Protection grade system is by IEC ( 国际电工委员会) The draft. Such as the degree of protection IP54, IP to letters, Numbers 5 for the first tag number, 4 for the second tag number. Said the tag number contact protection and foreign body protection level, the second tag Numbers waterproof protection level.

what is the meaning of protective class IP65: first tag number show contact protection and foreign body protection level ( Protective range), , use the following numerals:

0 & ndash; Unprotected.

1 - Protection of 50 mm in diameter and larger solid foreign body.

2 - 12. 5 mm in diameter and larger solid foreign body.

3 - 2. 5 mm in diameter and larger solid foreign body.

4 - 1. 0 mm in diameter and larger solid foreign body.

5 - Protection can't completely prevent dust into the dust, but the amount of dust will not cause harm to the equipment.

6 - Completely closed to prevent dust outside intrusion, and can completely prevent dust entering.

the second tag Numbers waterproof protection level ( Protective range), , use the following numerals:

0 & ndash; Unprotected.

1 - Drops of water protection vertical fall should not cause damage.

2 - Protection water cabinet put oneself in another's position to any side tilt Angle of 15 degrees, vertical drop of water droplets should not cause damage.

3 - Protective spray water within 60 degree Angle from the vertical line on both sides of the spraying water should not cause damage.

4 - Protective splash water from each direction splash water should not cause damage.

5 - Protective spray water from each direction on the cabinet put oneself in another's position of the jet of water nozzle should not cause damage.

6 - Protection of strong water jet from every direction on the cabinet put oneself in another's position of strong water jet should not cause damage.

7 - Protective short-term immersion short-term submerged under standard pressure, to ensure that no damage caused by water.

8 - Long-term immersion protection can be submerged under certain conditions, to ensure that no damage caused by water.

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