40mm 12V / 24V / 48V Dc Cross Flow Fans with Alumunim Alloy Frame / Impeller

12V / 24V / 48V Dc Cross Flow fans Alumunim Alloy Frame And Impeller 40mm serie






Description:

● Cross flow fans,Equipment cooling fans
● Various Size
● High speed , Middle speed, Low speed
● Plastic Frame or Die-Cast Aluminum Frame and impeller
● lenght : 90mm 150mm 190mm 240mm 290mm 350mm
● 12V DC 24V DC 48V DC
● Ball bearing
● Lead wire
● Three wires PWM and more


Important Note:

Rated Current: Rated Current shall be measured after 3 minutes of continuos rotation at rated voltage.
Rated Speed: Rated Speed shall be measured after 3 minutes of continuos rotation at rated voltage
Start Voltage: The voltage which is able to start the fan to operate by suddenly switching “ON”
Dropping test standard: Drop a minimum packing box in a height of 30 cm for perpendicular free falling motion to the surface of wooden plate of 10 cm. After test, connect the fan to the power, the fan still in normal operation.


Cross flow fans 40mm series, low noise and long life expectancy, are widely used in the computer information technology, network communications, as well as industrial production equipment, medical equipment, home appliances, etc .



SCOPE :
THIS SPECIFICATION DEFINES THE ELECTRICAL AND MECHANICAL CHARACTERISTICS OF THE DC CROSS FLOW FAN .
THE FAN MOTOR IS WITH TWO PHASES AND FOUR POLES
ELECTRICAL CHARACTERISTICS :
ALL MEASUREMENTS PERFORMED AT25 ~ 30 ℃ ROOM TEMPERATURE
& 50 ~ 80% R . H . UNLESS OTHERWISE SECIFIED .

MECHANICAL
BEARING SYSTEM ------------------3 BALL BEARING.
LEAD WIRE ----------------------- 1007 AWG # 24 ,80 ℃ ,300V , L = 300MM
+ POSITIVE-------------RED
- --NEGATIVE-----------BLACK

ENVIRONMENTAL :
OPERATING TEMPERATURE----------------------- - 10 TO + 60℃
STORAGE TEMPERATURE ------------------------- - 20 TO + 75℃
OPERATING HOMIDITY-----------------------------------RH20% - 80%

Shenzhen Topfan Technology Development Co., Ltd is a high-tech enterprise of professional manufacture and researcher on dc brushless fans and ac fans.  It is a professional cooling fan manufacturer in the field with the most professional and largest scale intergrating research and development, manufacturing and sales. The products including brushless fans, cross flow fans, blower fans, centrifugal fans, dc brushless motor,shaded pole,AC and EC fans are being widely used in the computer information technology, network communications, as well as industrial production equipment, medical equipment, home appliances, etc.
   

Founded in 1996, owns more than 600 staffs, and with a strong power research and development team, we have ourselve's manufacturing base and industrial park.

Topfan-China core of Quality First, carry out the idea Doing Things Right Frist Time, Pursue zero defect management, holds advanced testing instruments, production equipments, excellent management experience and competitive price, which make the products more popular. Based on mutual benefit and development, we always make our biggest efforts to do everything better for our customers make us ISO9000, UL, CE and RoHS and TUV certificated and become the best sellers both at home and abroad including Europe, North America, Asia (South Korea and India) and so on.

Brave the wind and waves, setting sail. Topfan-China with a Corporate Vison of create a top cooling fans kingdom, hold a working style of serious, rigorous, fast, persistent, and team spirit of passion, independent, and high efficiency, make us become the first brand in domestic, and the most popular brand all over the world.