300mm 250 AC Backward Curve Blade Centrifugal Fans Ventilation Fan

• Customization: Available
• Usage: for Experiment, for Air Conditioner, for Manufacture, for Refrigerate
• Flow Direction: Centrifugal
• Wire Length: 500mm or Customization
• Application: Ventilation ,Floor Heating , Cooling
• Voltage: 115V / 230V
• Fan Speed Control: 1-2-3 Speeds Available
• Transport Package: Standard Export Package
• Specification: 250MM
• Origin: China
• HS Code: 8415901000
• Production Capacity: 10000 PCS Per Month

Product Description

Product Description

Product descriptions from the supplier

 

Overview

 

Specification

 

Backward Curved Centrifugal FanEC
Material of Impeller		Aluminum alloy
Material of Motor Magnets		QZ-2 180ºC/ High strength enamelled wire QZ-2 180ºC Silscon steel
Protection Class		IP55
Insulation Class		F
Bearing System		Maintenance-free ball bearing
Operating Temperature		-25ºC to +60ºC
Operating humidity range		0ºC~90%RH (No rime or condensation with the Ambient) Operating altitude ≤1000m
Atmospheric Pressure Range		80~110Kpa
Control Methods		0~10V V.DC / PWM/ 4~20mA / MODBUS
Power Output		+10V V.DC / +20V V.DC
Tach Output		5 Pulse/R. Duty 50% the 10k pull-up resistance should be connected between +10V DC line and tach output line
Protection Function		When there's any protection of over-temperature, locked-rotor, under-voltage, over-voltage or phase missing occur, the relay would be triggered and changed from normally open to normally close. The motor fan will restart to run automatically once the protection relieved.

Above only for representative products, products of special request can be made according to the customer request

 

 

 

Company Profile

 

Our company was established in 2003. We are OEM service provider which specialized in developing and manufacturing various types of brushless DC motor and ventilation fans, as well as the trader of machinery parts and plastic parts for automobile industry, home appliance, electronice appliance etc. We are located in Wujin District, Changzhou City, Jiangsu Province which close to Shanghai city.

With more than 10 years' development, we have established solid business relationships with customers from Western Europe, Northern Europe, South America and North America.

We can consistently provide high quality products, reasonable prices and the best services for our clients.

If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients in the near future.

FAQ

 

1.How do you ensure the quality of the fan ? We have strict QC quality control system in every process and final spection,We have passed the EU CE certification, and the fan has a one-year warranty. If there is a quality problem with our fan within one year, our company will replace it for free and bear the return freight.
2.How long can we recevie the sample? Normal samples can be ready within 48 hours,If it is needs to be customized, the delivery time ranges from 2-3 weeks.
3.Why we choose your fans ? We makes very quiet noise , and good air performances of fans
4.Can the fan customized to my specifications? We need you to provide drawings, technical parameters, etc. of customized fans, It is best to use a prototype so that our company can test your prototype to determine whether it can be customized.
5.How long is the service life? According to the customers feedback,it can be used for 3 to 5 years, and even for 8 to 10 years it is still in use.

                                   Any interest, pls contact with us freely!