
Vaneaxial Adjustable Pitch Blowers
The Vaneaxial Adjustable Pitch Fans are designed and constructed for high-pressure applications found in heavy industrial-process applications such as air-assisted flares, combustion air, process supply, and exhaust. Adjustable pitch design conveniently allows for performance adjustments when the fan is at rest without the need for adjustable speed controllers or V-Belt drive systems. With eleven sizes, three hub ratios and both full and half solidity (number of blades) to choose between, the most efficient fan is easy to select using Fan to Size online.
Design Features:
- Fourteen sizes…21” to 84” wheel diameters
- Three Hub Ratios 0.45, 0.54, and 0.60
- Pressures to 25” WG
- Capacities from 3,000 to 400,000 CFM
- Total Efficiencies beyond 70%
- Adjustable blade pitch at rest
- Full and half bladed design
Construction Features & Accessories:
- Welded construction - heavy-gauge welded components provide structural strength and durability for extended service life in a wide range of industrial process applications.
- Wheel Design - airfoil shaped adjustable pitch cast aluminum blades with aerodynamic shaped nose cone for high efficiency operation
- Precision balancing - all adjustable pitch wheels are dynamically balanced before final assembly. After assembly, all fans are fine-tune balanced on rigid test fixture at the specified running speed.
- Finish - industrial grade paint system consisting of nyb green airdried enamel
The New York Blower Company certifies Vaneaxial Adjustable Pitch Fans 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.