When we dedicate our Backward Centrifugal Fan, Backward Curved Centrifugal Fan, Upblast Exhaust Fan and services to you, we will also show you the warm pillow attitude of our employees, good reputation, rigorous work style and pragmatic spirit. Our company invests in technological transformation every year to expand the production scale. We serve our customers in an honest, fair and friendly manner, and understand, respond and meet their actual needs in a timely manner. We are committed to large-scale production and scientific management, launch brand strategy, strive to create value brands and enhance the core competitiveness of enterprises.
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.
We strive for development in continuous innovation and create all kinds of brand-new Boiler Explosion Proof Centrifugal Fan Price. We sincerely hope to establish the friendly and mutual-beneficial cooperation with you. Please feel free to contact us for further information if you have any questions.
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