CDR-100
Widely used for ventilation, dust removal, and cooling in factories, mines, tunnels, cooling towers, vehicles, ships, and buildings, as well as ventilation and induced draft in boilers and industrial furnaces
The CDR series outer rotor coaxial duct fan has moisture resistance and can be used normally in wet or humid environments. When used in pipelines, the degree of protection is IP44. The gas transported by such fans is not allowed to have viscous and corrosive substances, and is strictly prohibited to be used to transport grinding powder, soot and other flammable and explosive materials.
CDR series external rotor coaxial duct fan is suitable for air supply, exhaust, return air and filtration in hotels, clubs, supermarkets, storage rooms, toilets, family kitchens and other places.
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Keyword: CDR-100
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Product Details
A fan is a mechanical device that relies on input mechanical energy to increase gas pressure and discharge gas. It is a passive fluid mechanical device. Fan is the customary abbreviation for gas compression and gas transportation machinery in China. Generally, fans include ventilation fans, blowers, and wind turbines. General ventilation fans (usually small and medium-sized centrifugal and axial flow fans) are widely used, in high demand, and manufactured by many manufacturers. Overall, there is an oversupply of these products. Although the demand for special purpose fans (including anti-corrosion fans, high-temperature fans, wear-resistant fans, fire exhaust fans, etc.) is not very high, it needs to be treated differently due to the special working environment, as the main material requirements are relatively special
Use of the environment
1. The use environment of such fans is -30 ° to 60 °;
2. The relative humidity is not more than 90%;
3. The altitude does not exceed 1000 meters;
Model Description
① Fan type: YWR-outer rotor coaxial duct fan
② Number of motor poles: 2-two poles, 4-four poles
③ D-three-phase motor, E-single-phase motor
④ Outer diameter of fan connecting pipe: 200-diameter of two connecting pipes is 200mm

| Model | Rated voltage Voltage | Frequency Frequency | Current Current | Input Power | Maximum Speed | Maximum air volume | Highest static pressure Pressure | Noise | Capacitance Capacitor |
| V | Hz | A | W | r/min | m3/h | Pa | dB(A) | μF | |
| CDR2E-100 | 220 | 50 | 0.30 | 65 | 2650 | 350 | 320 | 47 | 2.5 |
| CDR2E-125 | 220 | 50 | 0.34 | 70 | 2650 | 480 | 295 | 47 | 2.5 |
| CDR2E-150 | 220 | 50 | 0.65 | 140 | 2620 | 800 | 360 | 52 | 3 |
| CDR2E-160 | 220 | 50 | 0.70 | 150 | 2620 | 900 | 340 | 52 | 3 |
| CDR2E-200 | 220 | 50 | 0.80 | 180 | 2550 | 1050 | 570 | 53 | 4 |
| CDR2E-250 | 220 | 50 | 0.85 | 185 | 2550 | 1150 | 550 | 53 | 4 |
| CDR2E-315 | 220 | 50 | 1.20 | 272 | 2550 | 1800 | 710 | 60 | 6 |
We will not inform if we change the data in the form
One of the most celebrated benefits is the exceptional power density and compact form factor. By eliminating the need for a separate motor housing, shaft, and coupling mechanisms, the entire propulsion unit becomes remarkably lightweight and space-efficient. The design of an outer rotor coaxial duct fan allows for a very short axial length, enabling engineers to create thinner and more streamlined systems. This is a critical advantage in applications where every millimeter and gram counts, such as in the development of advanced air mobility vehicles or high-performance computing servers where thermal management is paramount.
Furthermore, this configuration leads to a direct improvement in aerodynamic efficiency. The close coupling of the rotating outer shell to the fan blades minimizes losses typically associated with drive trains and mechanical linkages. The airflow path is more direct and less turbulent. When analyzing the performance of an outer rotor coaxial duct fan, engineers often note a favorable thrust-to-weight ratio and a reduction in energy consumption for a given output. This inherent efficiency makes it a compelling choice for sustainable technology development, where optimizing energy use is a primary objective.
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