SFTA SUPPLY FAN
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Catalog excerpts

Product Information Use The SFTA Supply Fan can be used for combustion air supply systems where reliability, efficiency and low noise are important factors. Description The SFTA is a high-efficiency tube-axial fan with a cast aluminum propeller mounted directly on the motor shaft. The eight blade propeller and motor assembly are enclosed entirely within the fan housing. The SFTA is equipped with an energy-efficient, totally enclosed, variable speed motor (TEFC). A service door and external conduit box is provided to allow easy access to the motor and propeller. The SFTA Supply Fan is a component in the MCAS™. Modulating Combustion Air System. Material The housing is continuously welded, heavy-gauge, corrosion resistant steel. Flanges on the inlet and outlet are integrally rolled and punched for attachment to ductwork and accessories. The fan housing is painted with a corrosion resistant enamel coat. Aluminum parts are not painted. The aluminum propellers are dynamically balanced for quiet, vibration free operation. Motor Commercial grade, totally enclosed, variable speed 3-phase motor. Class F insulated, IP54 Protection Class. Thermal overload protection. The motor is foot-mounted, NEMA standard. Standard Equipment • Flanged connections • Conduit box Accessories • EBC 30/31, Modulating Pressure Controller • EBC 24, Modulating Pressure Controller • EDrive Motor Control • Inlet/Outlet Screen Listings The SFTA Supply Fan is UL Listed in the U.S. and certified for Canada under Underwriters Laboratories Inc. file no. E158680: • UL 705 Standard for Power Ventilators • CSA 22.2 No. 113 Standard for Fans and Ventilators Manufactured at ISO9001 certified plant. Rated and certified to AMCA Publications 211 and 311. Warranty 2-Year Factory Warranty. Complete warranty conditions are available from ENERVEX Inc. LISTED UL File E158680 Specifications are subject to change without notice. 1685 Bluegrass Lakes Parkway F: 770.587.4731 VENTING DESIGN SOLUTIONS

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Product Information Specifications Model Specifications are subject to change without notice. 1685 Bluegrass Lakes Parkway F: 770.587.4731 VENTING DESIGN SOLUTIONS

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