After years of steady development, we have developed a comprehensive capability to develop circulan inline duct fan, dryer vent fan, EC/DC Centrifugal Fan and operate our business. At present, our company is at a critical moment of take-off that all production projects are showing a good momentum of prosperity, and management strategies are becoming more mature and stable. Our company adheres to the management of process and production audit activities, product appearance inspection and other measures to check whether the products meet the relevant indicators and customer needs. We are deeply loved and trusted by customers by virtue of stable financial performance, reliable product quality, and good corporate reputation. We share information and customers, and are willing to develop and prosper together with our partners and customers to create a better tomorrow.
Production description
YWF series centrifugal fan with external motor has features of compact structure,convenient installation, credible running, little noise, energy saving and high efficiency.
Our product YWFF250 has several speed ranks, adapt to both frequency conversion and voltage transformation speed changing active.
Our products are widely used in refrigeration and ventilation fields, such as condenser’ evaporator, duct fans, ceiling fans.
Voltage and frequency: Single phase motor is 115/220V, 50/60HZ, three phase motor is 380V, 50/60HZ. We can also supply other fan motors with different voltages and frequencies according to clients’ requirement.
The average service life of motors is more than 17500 hours.
(1)Material: Impeller: galvanized sheet steel
Rotor: Coated in black plastic
(2)Bearings: Maintenance- free ball bearings
(3) Direction of rotation: Clockwise, seen on rotor (opposite cable exit), or viewing from inlet
(4)All models have reached UL approval, CE approval and CCC approval
(5)The 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)
(7)Insulation class is class B or class F.
Performance parameters
Model | Voltage | Frequency | Current | Input Power W | Speed | Max Air Flow | Capacitor | Noise dB(A) | Curve | |
YWFB2E250 | 230 | 50/60 | 0.65/0.8 | 145/185 | 2450/2550 | 1400/1450 | 4 | 75/77 | ①② | |
115 | 50/60 | 1.3/1.6 | 145/185 | 2450/2550 | 1400/1450 | 16 | 75/77 | |||
YWFB2E250H | 115 | 50/60 | 2.05/2.9 | 224/330 | 2650/3250 | 1640/1980 | 30 | 80/84 | ③④ | |
YWFB4E250 | 230 | 50/60 | 0.25/0.44 | 48/50 | 1400/1650 | 820/990 | 2 | 61/64 | ⑤⑥ | |
115 | 50/60 | 0.5/0.55 | 48/60 | 1400/1650 | 820/990 | 6 | 61/64 | |||
YWFB2E250P | 230 | 50 | 0.7 | 150 | 2500 | 1300 | 4 | 75 | ⑦ |
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
Exhausting industrial processes, roof and building ventilation, clean room and other sensitive HEPA filtering application, laboratory and research facility ventilation, air conditioner, heat exchangers, in-line duct blowers, range hood, fire place inserts, humidifiers, dehumidifiers, hand dryers
Production details
Difference between forward centrifugal fan
(1)efficiency: the efficiency of the forward leaning centrifugal fan is lower than that of the backward leaning centrifugal fan.
(2)energy consumption: because the efficiency of the forward leaning centrifugal fan is low, its natural consumption for electric energy is greater than that of the backward leaning type.
(3)noise: when the forward leaning centrifugal fan is in operation, the noise emitted by the forward leaning centrifugal fan is larger than that of the backward leaning fan.
To reach a mutual advantage of our prospects, suppliers, the society and ourselves for Pneumatic Conveying Equipment High Temperature Boiler Centrifugal Induced Draft Fan. The mission of the enterprise reflects the commitment of the enterprise to itself and the society, and is the meaning and value of the existence of the enterprise. Through our hard work, we have always been on the forefront of clean technology product innovation.
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