D51 - Dwdi Airfoil Or Laminar Fans

FEATURES

• High efficiency hollow bladed airfoil wheel
• Smooth steep pressure curve ideal for VAV systems
• Stable air flow over entire performance range
• Spun steel wheel cone optimizes air flow
• Substantially lower sound levels
• Continuously welded heavy steel construction
• Rigid bracing resists possible distortion from sudden air flow variations
• AMCA Certified performance

RA MODEL

Specially designed RA models in all sizes are suited for low pressure high volume applications, typically below 1250 Pa.

APPLICATIONS

• High Volume Supply Air
• Variable Air Volume Systems
• any Industrial Supply and Exhaust Systems

OPERATING RANGE

• To 200,000 L/S
• Static Pressures to 5,000 Pa
• Fan Sizes from 135 to 890
• Wheel diameter 340mm to 2200mm
• Three construction classes to meet duty requirements

ALTERNATIVE FANS

For lower L/S, select D36A - Square Housing Airfoil Centrifugal Fans.

For axial bladed fans, select D47 - Variable Air Volume Vane Axial Fans or D34 - Vane Axial Fans