How To Divide The Protection Level Of The Waterproof Junction Box

Nov 16, 2021

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About the protection level , The foreign matter mentioned here includes tools, human fingers, etc. To avoid electric shock, do not touch the charging part of the bulb. The IP protection level of the waterproof junction box consists of two numbers.

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The first number indicates the level of dust and debris on the bulb.


The second number indicates how the bulb against moisture and water. The greater the number, the higher the protection level. The two numbers in the table represent the protection levels shown in Table 1 and Table 2. The first level of protection is represented by the property number (number).


The first number displayed: 0 No protection measures No special protection measures for external persons or objects P0-1, to prevent solid objects larger than 50 mm from entering, and to prevent the human body (such as the palm) from accidentally touching the parts in the bulb. Prevent foreign objects of larger size (diameter greater than 50 mm) from entering medium size (diameter greater than 12 mm, length greater than 80 mm), prevent foreign objects from entering IP2-3, and prevent foreign objects from entering more than 2.5 mm. Intrusion and contact with the inside of the IP3-lamp 4 can prevent solids larger than 1.0 mm from entering, prevent tools, wires or similar small foreign objects with a diameter or thickness larger than 1.0 mm from entering and contact with the internal foreign objects of the IP4-5 lamp. It cannot completely prevent dust from entering , But the amount of dust entering will not affect the normal operation of the bulb.


Displayed seconds: 0 No protective measures No special protection for personnel or external objects IP-01 prevents water droplets (such as condensate) from falling vertically without harmful effects on the bulb IP-12 still tilts 15° to prevent water from falling into the bulb is possible . If the bulb is tilted 15 degrees from the vertical, the falling water will not cause harmful effects on the bulb. IP23 prevents water splashing, waterproofing or spraying at an angle less than 60 degrees. If water enters the bulb, it will be damaged.


IP-45 prevents water mist from entering IP-56 can prevent surges from entering, and the lights installed on the deck can prevent water damage due to surge intrusion. IP67 can prevent flood water pressure below a certain standard. It can prevent IP-78 from being damaged by immersion. In the case of sinking, the access protection light can ensure that when the IP-8 is immersed indefinitely under a certain water pressure, the IP-8 will not be damaged by immersion.

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