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Standard for Floor Test of DC Cooling Fans


Release time:

2020-04-18

Due to the particularity of its products, the industry standard for DC cooling fans is: for cooling fans with outer frames, according to the size of the cooling fans, the single body falls to 30-100CM, with six sides, and freely falls on a 1CM thick board. the cooling fans are partially damaged, but the cooling fans can operate normally, and the electrical performance is qualified.

DCCooling fanThe landing test standard

Due to the particularity of its products, the industry standard for DC cooling fans is: for cooling fans with outer frames, according to the size of the cooling fans, the single body falls to 30-100CM, with six sides, and freely falls on a 1CM thick board. the cooling fans are partially damaged, but the cooling fans can operate normally, and the electrical performance is qualified.
It seems that the standard for landing is not high. The main reason is that the internal structure of the cooling fan is tightly matched, such as the bearing and the middle tube, the stator and the middle tube, and the motor housing and the fan blades are all tightly matched., Not integrally formed
When landing at a height exceeding the standard, when the landing is impacted, the structural size changes, which will cause the cooling fan to produce abnormal noise and jam, etc.
For the commonly used frame blades, the plastic material is PBT material, middle pipe, ribs, fan blades, which are easy to vibrate and break, causing the cooling fan to fail to operate. For double ball type fans, changing to PC material can withstand higher standards of landing requirements.

Shenzhen Jiangshanlai Electronic Technology Co., Ltd. is a professional brushless DC motor, DC cooling fan, DC brushless fan, DC bracket fan, supercharged cooling fan, micro cooling fan, DC cooling fan, DC blower and non-standard customized fan A large-scale enterprise integrating R & D, manufacturing, sales and service, DC fan manufacturer, DC fan supplier wholesale. Products sell well in Guangdong, Shenzhen, Guangzhou, Dongguan, Fujian, Zhejiang, Jiangsu and other places.

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