Related Manuals for Greenheck Centrifugal Roof Exhaust Fans NYB
Summary of Contents for Greenheck Centrifugal Roof Exhaust Fans NYB
- Page 1 Centrifugal Roof Exhaust Fans Models NYD and NYB Direct and Belt Drive August 2008...
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Page 2: Standard Construction Features
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... -
Page 3: Options And Accessories
Model NYD & NYB Options and Accessories Dampers - Gravity and motorized dampers are designed to prevent outside air from entering back into the building when the fan is off. Damper sizes are shown on the performance pages. Disconnect Switches - A wide selection of NEMA rated switches are available for positive electrical shutoff and safety, including dust-tight, rainproof... -
Page 4: Dimensional Data
Dimensional Data & Model Number Code NYD-75 NYD-90 NYD/NYB-100 22 NYD-120 NYD-130 NYD/NYB-140 26 NYB-180 NYB-240 All dimensions in inches (millimeters). Model Number Code The model number code is designed to completely identify the fan. The correct code letters must be specified to designate the correct construction. The remainder of the model number is determined by the size and performance. Model - Direct Drive - Belt Drive Dimensional Data Model ⁄ ⁄ (483) (781) (521) ⁄ ⁄ (483) (781) (521) -
Page 5: Performance Data
Performance Data NYD - Direct Drive Models 1200 1000 1500 2000 Model Motor Number NYD-75-A 1725 NYD-90-B 1140 NYD-90-A 1725 NYD-100-B 1140 NYD-100-A 1725 NYD-120-B 1140 NYD-120-A 1725 NYD-130-B 1140 NYD-140-B 1140 Performance certified is for installation type A: free inlet, free outlet. Performance ratings include the effects of a birdscreen. Density 0.075 lb/ft³... - Page 6 Performance Data Model NYB-100 & NYB-140 NYB-100 1000 Model Motor Number 1000 1100 1200 NYB-100-4 1300 1400 1500 1575 1730 NYB-140-4 1030 1060 NYB-140-3 1130 1190 NYB-140-5 1250 1300 Performance certified is for installation type A: free inlet, free outlet. Power rating (BHP) does not include transmission losses. Performance ratings include the effects of a birdscreen.
- Page 7 Performance Data Model NYB-180 & NYB-240 1000 1500 2000 2500 NYB-180 1000 2000 3000 4000 Model Motor Number NYB-180-4 NYB-180-3 NYB-180-5 NYB-180-7 1005 NYB-240-3 NYB-240-5 NYB-240-7 NYB-240-10 NYB-240-15 ⁄ Performance certified is for installation type A: free inlet, free outlet. Power rating (BHP) does not include transmission losses. Performance ratings include the effects of a birdscreen.
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Page 8: Exhaust Fans
Exhaust Fans The spun aluminum downblast centrifugal roof exhaust fan models G and GB (direct or belt drive) are an economical means of exhausting air. They utilize a backward-inclined wheel and are available in 45 different sizes. Capacities range from 50 to 44,700 cfm and up to 3.25 in. wg of static pressure. The low silhouette fabra style downblast centrifugal roof exhaust fan Series L models LD and LB (direct or belt drive) are a low profile and architectural means of exhausting air. They utilize a backward-inclined wheel and are available in 20 different sizes. Capacities range from 100 to 37,500 cfm and up to 2.0 in. wg of static pressure. The low silhouette penthouse style downblast centrifugal roof exhaust fan Series L models LDP and LBP (direct or belt drive) are an architectural means of exhausting air. They utilize a backward-inclined wheel and are available in 20 different sizes. Capacities range from 100 to 37,500 cfm and up to 2.0 in. wg of static pressure. The tamper resistant centrifugal roof exhaust fan models NYD and NYB (direct or belt drive) are galvanized construction and prevent entry into the unit and/or building. They utilize a backward-inclined wheel and are available in 10 different sizes. Capacities range from 170 to 8,080 cfm and up to 1.0 in. wg of static pressure. Building Value in Air Greenheck delivers value top quality, innovative air- to mechanical engineers by related equipment.