DC 12V workable: Car or OutBattery, Solar Panel or Solar System(Optional)
From 0.5-7.5hours adjustable
Additional Function (Optional)
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Ningbo or Shanghai
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Q:Why does the electric fan always rotate clockwise?
Generally clockwise direction is the direction of the screw lock, fan leaves must be safe, and the screws must be tightened in the same direction. This should belong to the standardization of parts
Q:What is the working principle of an electric fan?
The main components of the electric fan are: AC motor. The working principle is that the energized coil rotates under the force of the magnetic field. Electrical energy is converted to mechanical energy, and, at the same time, due to coil resistance, it is inevitable that some of the electrical energy is converted into heat energy.
Q:What are the advantages and disadvantages of the vaneless fan?
The base of a fan without leaves determines that the diameter of the fan blades inside it is usually small, so that the same amount of air as the ordinary fan must be made to turn the blade faster, so the noise will be greater
Q:What's the effect of the air circulation fan?
For fans who don't like the fans blowing directly, the blower blows very comfortably
Q:How to do if the electric fan is noisy?
Take apart the motor housing, there is a hole in the oil, plus sewing machine oil best
Q:How long can the electric fan be timed?
Another is circuit control, can be 30 minutes, 1 hours, two hours, four hours, and so on, depending on the circuit, microcontroller, timer settings
Q:What is the function of the fan?
The fan is rotated by the motor to accelerate the air circulation around the body, and the speed of the evaporation of water from the pores of the skin of the human body is accelerated, and the heat taken away by the evaporation process of the human body is increased, and the people feel cool
Q:What are the types of electric fans?
According to the use of classification can be divided into: domestic fan and industrial exhaust fan
Q:What are the common faults of electric fans?
The fan device is composed of a motor, a circuit breaker motor overheating, if local coil winding short circuit occurs, will let the heat increase in a short time, this case motor will "strike" real.
Q:When did the electric fan start to appear?
In 1882, a commercial electric fan appeared in the United States for the first time. Household appliances that only two fan blades, is New York's Kaka zurs engine factory Kroll chief technician Hughes Katz Hoy pull invention