Trane Fan - Manual (Page 7)

7
Features
and Benefits
Low Sound Level, High Efficiency
Provided by Unique Aerodynamic
Features
[7] Hub Streamlining Insulation
[9] Airfoil Vanes (stationary)
[10] Stabilizing Pitch
[4] Airfoil Blade Wheel.
[5] Aerodynamic Pitch
[6] Minimum Tip Clearance
[2] Aerodynamic Inlet Bell
[12] End Cone
[8] Exact Blade to Vane Spacing
[11] Precise Divergent Angle Diffuser
Discharge Cone
[3] Aerodynamic Inlet Cone
[1] Thin Strut Patented
Bearing Support
Precision cast fan wheel and diffuser
for highly efficient aerodynamic
performance. [8] Precise divergent angle for maximum
static regain. [11] Aerodynamic inlet provides smooth
airflow. [3]
Note: Call-out numbers shown above are referenced on page 8.