Test method and conditions of drip test device for waterproof test chamber


The waterproof test box is divided into drip test device, box type rain test box (pendulum rain test device), water splash device, etc. according to IP grade. This section describes the test method and conditions of the drip test device. The drip test device is mainly suitable for external lighting and signal devices and automotive lamp housing protection. Can be used to assess and determine the electrical and electronic products, various electrical appliances and various lighting fixtures and seals can ensure the good performance of equipment and components after the dripping test or during the test, in order to provide product design and improvement. , verification and factory inspection use.
The following small series will explain the test methods and conditions that the product needs to pay attention to during the dripping test of the waterproof test box:
First, the test method:
1. Test with a drip test machine, it is necessary to ensure that the drip distribution of the entire area of ​​the equipment is even and can produce rainfall of 3 to 5 mm per minute.
2. The tested electrical equipment should be placed under the dripping equipment according to the normal operating position. The bottom of the equipment should be larger than the horizontal projection surface of the tested electrical equipment. Except for appliances intended to be mounted on a wall or ceiling, the support of the device under test shall be smaller than the bottom of the appliance.
3. The electrical appliances installed on the wall or ceiling should be installed on the wooden board in the normal use position. The size of the wooden board should be equal to the contact area of ​​the electrical appliance with the wall or the top plate during normal use.
Second, the test conditions: each test in the four fixed tilt positions of the electric appliance for 2.5min, the four positions on the two mutually perpendicular planes and the vertical line are inclined by 15 °;
Note: The above test has a duration of 10 minutes.

Hair Bulk And Hair Tools

Hair Bulk And Hair Tools,Bulk Human Hair,Colorful Ring,Steel Pliers

Jinan Vogue Hair Products Co., LTD , https://www.voguehairfactory.com

Posted on