3414

Power (Watts):	2.60W
Lifetime @ Temp.:	--
Material - Blade:	Polyamide (PA), Nylon, Fiberglass Reinforced
Material - Frame:	Polybutylene Terephthalate (PBT), Fiberglass Reinforced
Voltage Range:	12 ~ 28VDC
Current Rating:	--
Weight:	0.31 lb (140.61g)
Approvals:	--
Operating Temperature:	--
Ingress Protection:	--
Termination:	2 Wire Leads
RPM:	--
Series:	3400
Noise:	36.0 dB(A)
Features:	--
Fan Type:	Tubeaxial
Bearing Type:	Ball
Static Pressure:	--
Air Flow:	49.0 CFM (1.37m³/min)
Width:	25.40mm
Size / Dimension:	Square - 92mm L x 92mm H
Voltage - Rated:	24VDC
Part Status:	Obsolete

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DC Fans

DC Fans are widely used in many industrial applications where air has to be moved from one location to another. DC fans are designed to operate on direct current, usually supplied by a battery, solar panel, or AC grid.

Applications

DC Fans are used where high reliability and low maintenance costs are desired. Typical applications include air-handling systems for computers and servers, vehicle ventilation systems, HVAC equipment, industrial gas turbine cooling, and medical instruments. In automotive applications, DC fans help direct air into the engine, cooling the temperature and protecting the mechanical components within. In specialized applications such as high-voltage generators, DC fans are used to vent potentially hazardous gases. DC fans are also used in communications equipment. For example, cellular base stations need to remain cool in order to effectively process data.

Working Principle

DC fans are powered by an electrical motor made up of several components, including a stator, rotor, armature, and windings. When the fan is switched on, electric current passes through the motor, creating a magnetic field around the stator. As the rotor rotates, the magnetic field interacts with the rotor\'s magnetic field, causing the rotor to spin around its axis. This rotation produces air movement, which is used to move air from one location to another. DC fans are more efficient than traditional AC fans, as they can be operated at higher speeds and lower power requirements. Additionally, the speed of the fan can be easily regulated, making it a very versatile tool.

Advantages

Compared to AC fans, DC fans have several notable advantages. First, they are quieter, as they do not require brushes or contact points. Additionally, they have longer lifespans, as they do not require regular maintenance or replacement. Furthermore, their power needs are much lower than those of an AC fan, reducing the energy costs associated with running the fan.DC fans are also very reliable, as they are not prone to mechanical failures or fluctuations in power supply. Finally, they are safer to operate, as there is no risk of electric shock or fire.

Disadvantages

Despite the many advantages of DC fans, there are some disadvantages. They are more expensive, as they require additional components like motor, windings, and rotor. Additionally, their use requires special consideration, as they must be switched off prior to any maintenance. Finally, if the fan becomes clogged or damaged, it can be very difficult to repair or replace.

Conclusion

DC fans are widely used in many industrial applications, as they offer reliable performance and low maintenance costs. They are quieter and more efficient than AC fans, and require much less power. However, they are more expensive and require special consideration when switching on and off. Despite these drawbacks, DC fans remain a cost-effective solution for many applications.

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