The direct-drive ventilation fan combines a molded shell, composite fan blades and a direct-drive transmission. The source describes 50-inch and 57-inch models, a butterfly opening design and a protective net. Compare model-specific airflow at the stated static pressure before selecting equipment.
Product Overview
PP shell, integrally molded, with CAE fluid simulation design, featuring low wind resistance, high energy efficiency and corrosion resistance. Split-type composite material fan blades with stall limitation design, effectively preventing motor overload, and ensuring high efficiency, large air volume as well as stable and reliable operation.
Direct-drive transmission structure with high strength and strong stability; adopting DFA assembly design, it is simple, reliable and maintenance-free. Motors of well-known domestic and foreign brands, matched with imported brand bearings, featuring high transmission efficiency and guaranteed quality.
Product Details
The butterfly-shaped design,effectively prevents backflow and enhancing ventilation tightness. Overall plastic spray protective net,durable and corrosion-resistant, suitable for various high-humidity and corrosive gas environments.
Equipment Features
The butterfly-shaped design,effectively prevents backflow and enhancing ventilation tightness.
Application Information
Overall plastic spray protective net,durable and corrosion-resistant, suitable for various high-humidity and corrosive gas environments.
1, Type: Direct drive
2, Main Material: PP casing/PP fan blades
3, Specifications: 50-inch/57-inch
4, Main Advantages: High energy efficiency, large air volume, low failure rate
5, Type | Power (confirm rated unit) | 25Pa | 50Pa | 75Pa | 100Pa
6, Air Volume （m³/h） | Energy Efficiency Ratio (EER) （m³/h）/w | Air Volume（m³/h） | Energy Efficiency Ratio (EER) （m³/h）/w | Air Volume （m³/h） | Energy Efficiency Ratio (EER) （m³/h）/w | Air Volume（m³/h） | Energy Efficiency Ratio (EER) （m³/h）/w
7, 57”Fan | 1.5 | 70300 | 28.5 | 64500 | 24.1 | 57700 | 20.4 | 50500 | 17.5
8, 50”Fan | 1.1 | 55600 | 34.6 | 51800 | 27.9 | 47900 | 23 | 43700 | 19.4
