DU-HFA Series Direct Drive UL762 Listed Fans
Upblast style

FEATURES & BENEFITS

Completely enclosed drive compartment protects motor from airborne contaminants
Forced fresh air through the motor compartment cools motor and ensures long motor life
Variable Speed Control on Single Phase Units Only. (VFDs required to adjust speed for 3 phase versions)
Non-overloading backward inclined wheels, blades and inlets fabricated from aluminum
Units up to 24″ nominal wheel can be wall mounted
Quick release latches allow for easy access to motor compartment. (Size 12 & larger)
Standard emergency disconnect switch (Size 12 & larger)

OPTIONS

Gravity Damper. (UL705 Only)
Motorized Damper. (UL705 Only)
Wall Mount Sleeve.
Roof Curb. (Vented and Non-Vented)
Grease Collection Box. (Size 12 & larger)
Bird Screen. (UL705 Only)
Base Hinging Kit or Hinged Sub Base. (for NFPA96 compliance)
Combination package that includes a supply fan mounted on the same roof curb.