Holding the tenet of searching survival by quality and trying for development with honor,we provide different types of External Rotor Axial Fan, Roof Mounted Axial Fan, ac infinity inline fan equipment. The personalized design of products is not only the actual demand of the current market, but also the inevitable trend of its development. We always adhere to the core concept of courageous progress and shoulder the mission of building a first-class enterprise.
Production description
Single Inlet Forward Centrifugal fans and blowers are compact units that can be used to either pressurize or evacuate in air moving applications. The impellers are permanently mounted to the external rotors for ease of installation and maintenance-free operation. These units may be mounted in any orientation to provide maximum airflow in minimum areas.
Forward centrifugal blowers always require scroll housing, which is open on one side. The characteristic features of this product series are high efficiency, a low noise level, relatively small air flow with a high increase in static pressure, robust design and space-saving application.
(1)YWF External Rotor Centrifugal Fans are divided into forward centrifugal fan and backward centrifugal fan according to curved blades, which have compact structure, convenient installation, credible running, little noise, energy saving and high efficiency.
(2) Several speed ranks, adapt to both frequency conversion and voltage transformation speed changing active. Our products are widely used in duct fans, roof ventilator, air purifying equipment, air conditioning, and household appliances, etc.
(3)The voltage of the single phase motor is 220V, 50/60 Hz, and the voltage of three phase motors is 380V, 50/60Hz. We can also supply other fan motors with different voltages and frequencies according to clients' requirement.
(4)The safety grade of this series is IP54, and the insulation classes are class B and class F.
(5) The applicable ambient temperature of the fan motors used in condenser is from -30℃~60℃.
(6)The average service life of motors is over 30,000 hours.
(8) Our products have gotten UL approval, CE approval and CCC approval.
(9) Product Features
① —Material: Housing: galvanized sheet steel
Impeller: galvanized sheet steel
Rotor: Coated in black plastic
② Bearings: Maintenance- free ball bearings
③ Direction of rotation: Clockwise, seen on rotor
④All models have reached UL approval, CE approval and CCC approval
⑤The type of protection is IP54. All models are fitted with an internal Thermal Overload Protection Device
⑥ Mounting position: Shaft horizontal or rotor on bottom; rotor on top on request (Any)
⑦Insulation class is class B or class F
Performance parameters
Model | V | Frequency | Current | Input Power | Speed | PA | Max Air Flow | Capacitor | Noise | Curve |
YWFF4E225 | 230 | 50 | 2.3 | 0.48 | 1350 | 0 | 1800 | 8 | 74 | ① |
YWFF4D225 | 230△/400Y | 50 | 1.44/0.85 | 0.44 | 1350 | 0 | 1800 | / | 74 | ② |
YWFF6E225 | 230 | 50 | 1 | 0.23 | 930 | 0 | 1300 | 6 | 60 | ③ |
YWFF6D225 | 230△/400Y | 50 | 1.35/0.8 | 0.24 | 930 | 0 | 1300 | / | 60 | ④ |
Product feature and application
(1) Product feature:
●Compact structure
●Specialized design
●Refined process control
●Simple Installation
●High efficiency and low noise
●Long service life
(2)Application
●Condenser
●Evaporator
●Pipe fan
●Roof ventilator
●Heat dissipation and ventilation
Illustration of Models
YWF—F—2—E—200
① ② ③ ④ ⑤
①YWF: External Rotor Centrifugal Fan
②F: Forward
B: Backward
D: Double Inlet
③(2,4,6):Pole of Motor
④E: Single Phase Capacitor Operation
D: Three Phases Asynchronous Operation
⑤200: The Diameter of inlet
Deliver and serving
(1)Deliver
About 30-40 days after receive client’s payment. Because we are manufacturer, and we don’t have production in stock. We will arrange production as soon as possible.
(2)Service
①Pre-sales services:
We have Personalized Customization Scheme for every client.
We will adjust the voltage, frequency, length of line and other detail character according to client’s demand.
②After-sales services
According to the requirements of consumers, carry out the technical guidance on the use and other aspects
Dealing with customers' letters, visits and telephone complaints, answering customers' inquiries. At the same time, we will use various ways to collect the opinions of consumers on the quality of products, and improve them in time according to the situation.
warranty: one year after ETD.
Our company's products have won the favor of the market and customers by virtue of excellent product quality and efficient after-sales service, and are sold at home and abroad. We are gradually becoming a competitive enterprise in the Wholesale Plastic Anti-Corrosive Anticorrosion Centrifugal Blower Ventilator Fan for Industrial industry. n the course of our company's globalization business, all employees act based on compliance with norms and internal company rules, and uphold high ethics and conscience. We have created a good reputation in the domestic market. At the same time, our company has also increased its investment in overseas markets and achieved excellent results.
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