RA (High Performance, High Efficiency Axial Fans)
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High Performance Axial Fans Model RA - Standard and High Temperature High Efficiencies • Low Sound

High Performance Axial Fans Greenheck’s model RA, high performance, direct-driven axial fans, are ideal for inline air ventilation in commercial, institutional or industrial buildings. The casing design and construction are well suited for indoor or outdoor applications and can be easily installed in ducted or non-ducted systems. The RA fan is designed to significantly reduce operating costs with peak total efficiencies ranging from 70-84%. Designed to Reduce Energy Consumption With fan energy consumption quickly becoming a growing concern and regulations changing across the globe, ensure...

Certifications, Design & Testing High Temperature Certification Greenheck understands that designing products for life safety applications is an important and serious matter. Products that limit the spread of smoke and fire need to be reliable, utilizing quality components to ensure and promote safety. That’s why Greenheck’s model RA fans are certified in accordance with EN12101-3:2002 at Applus Laboratory headquarters in Barcelona, Spain. Additionally, our fans are certified to carry the CE marking. Greenheck offers the following temperature classifications for our RA fans: • Units are...

Standard Construction Features & Accessories Standard Features • Aluminum airfoil blades: 315-1600mm Integral straightening vanes: 315-1600mm Extended motor leads: Wired to external junction box with terminal blocks Integral punched inlet and outlet flanges: Prevent air leakage. Pitch circle diameter, number of holes and hole sizes are standard in accordance with Eurovent 1/2. Mounting Brackets: Allow for horizontal ceiling or base mount applications. The brackets also provide an attachment point for any vibration isolation devices. Inlet Bells: Minimize entry losses into the fan from free...

Value Added Features • High Performance Propeller: The RA blade shape and hub are designed to move high volumes of air with less power, saving on energy costs. Propellers are high efficiency, airfoil aluminum. Tight tolerances between the blades and casing improve overall efficiency. Robust Casing: Model RA axial fan casings are constructed of continuously welded, galvanized steel to prevent air leakage. Inlet and outlet flanges are provided with mounting holes for easy, airtight ductwork connections. Hubs: The choice of five different hub diameters, along with variations in blade...

NOTE: DIMENSIONS in mm's AIRFLOW D = DIAMETER E = NUMBER OF HOLES NOTE: Units RA-900-500 through RA-1600-630 with motor frames greater than 180 have casing extension as standard. D = DIAMETER E = NUMBER OF HOLES

Greenheck Product Selection Tools All Greenheck products are supported by the industry's best product literature, electronic media and Computer Aided Product Selection program, CAPS. Online, you can also find electronic copies of our product literature as well as storage, installation and maintenance information in our Installation and Operation Manuals. And of course, you can always count on the personal service and expertise of our national and international representative organization. To locate your nearest Greenheck representative, visit our website at www.greenheck.com. Building Value...