【 Moistureproof cooling fans 】 What is fan dead Angle?
fan dead Angle refers to the so-called fan in certain Angle could not be started in accordance with the provisions of the voltage. Test method is to turn the fan before each pole in order to adjust in the hall IC, and then a voltage slowly raised until the start, if the voltage value of the pole in less than start, on behalf of qualified; If there is height difference, starting voltage than regulations, called blind Angle.
auto cooling fan 细节。 asp吗? Cpid = 103
auto cooling fan at http:///products- 细节。 asp吗? cpid = 111