Greenheck Fan manual Model NYD & NYB, Standard Construction Features

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Model NYD & NYB

Standard Construction Features

Greenheck’s model NYD and NYB tamper-resistant centrifugal roof exhaust fans provide the industry’s best performance and durability for general clean air applications where tamper resistance is required.

Performance as cataloged is assured. All fan sizes are tested in our AMCA Accredited Laboratory and all models are licensed to bear the AMCA Air Performance seal.

Greenheck subjects these products to extensive life testing assuring you the fans will provide years of reliable performance.

Greenheck Fan Corporation certifies that the NYB and NYD models shown herein are licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and comply with the requirements of the AMCA Certified Ratings Program. The AMCA Certified Ratings Seal applies to air performance ratings only.

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Standard

Construction

Features

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1Housing is constructed entirely of heavy-gauge galvanized steel and includes louvered vents for positive motor cooling.

2Hood is hinged to swing fully open for complete access to all internal components. Open hood is safely supported and will not drop closed. Hinge is steel with protective coating.

3Internal structural supports are heavy-gauge galvanized steel angles.

4Drive frames and motor supports are heavy-gauge galvanized steel and are mounted on resilient isolators.

5Backward-inclined, non-overloading wheel is constructed of aluminum.

6Heavy-duty ball bearing motor. Single and three phase fans include a NEMA-1 switch.

7Birdscreen constructed of wire mesh is attached to the structural supports. (Removed from drawing for easy viewing internally)

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Contents Centrifugal Roof Exhaust Fans Standard Construction Features Model NYD & NYBOptions and Accessories Dimensional Data Model Number CodePerformance Data NYD Direct Drive ModelsNYB-140 Model NYB-100 & NYB-140NYB-100 NYB-240 Model NYB-180 & NYB-240NYB-180 Exhaust Fans Their clients face with a Competitively priced, reliable
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NYD, NYB specifications

Greenheck Fan has long been known as a leader in the HVAC industry, with a commitment to providing innovative solutions for various ventilation needs. Among their impressive lineup, the NYB and NYD series stand out, showcasing advanced engineering, energy efficiency, and robust performance.

The Greenheck NYB and NYD fans are designed specifically for commercial and industrial applications, focusing on building ventilation demands. The NYB series features belt-driven centrifugal fans, while the NYD series brings direct-drive technology to the table. This versatility allows these fans to accommodate a wide range of air handling applications, from exhaust to supply air scenarios.

One of the main features of the NYB series is its ability to handle high volumes of air at modest static pressures. This performance characteristic is ideal for environments such as warehouses, factories, and large commercial spaces where air turnover is crucial. The NYD series, on the other hand, excels in applications requiring quieter operation and reduced maintenance, thanks to its direct-drive design, which eliminates the need for belts and pulleys.

Both the NYB and NYD fans come equipped with several advanced technologies designed to enhance their efficiency and reliability. For instance, they often incorporate energy-efficient motors that comply with or exceed regulations set by agencies like the Department of Energy (DOE). This focus on energy efficiency not only reduces operational costs but also supports sustainability in building operations.

Durability is a key characteristic of both series, with robust construction materials that ensure longevity even in demanding environments. The fans typically feature heavy-gauge steel housings and high-quality coatings that resist corrosion, thereby extending their service life.

Moreover, these fans can be customized with various accessories, including adjustable dampers, filters, and sound attenuators, enabling them to meet specific application requirements. The easy installation and maintenance features add to their appeal, allowing for seamless integration into existing systems.

In summary, the Greenheck Fan NYB and NYD series represent cutting-edge options for any commercial or industrial ventilation system. Their combination of energy efficiency, advanced technologies, durability, and customization makes them a go-to choice for professionals seeking reliable and effective air management solutions.