JOHNSTONE SUPPLY

Description:

• Designed for low to moderate static pressure in industrial and commercial applications where steady rooftop exhaust is required
• Roof mount applications only
• Features spun aluminum housing construction, steel support braces, backward inclined aluminum wheel, externally cooled motor compartment, birdscreen, junction box, welded curb corners and maximum operating inlet temperatures up to 170°F
• Open dripproof motors are factory wired with 6' pigtail; single-phase models 1 HP and smaller are wired 115V; three-phase models 2 HP and smaller are wired 220V, 3 HP and larger are wired 440V; voltage is field convertible
• Variable pitch motor sheaves allows for 25% speed/CFM reduction
• Shipped completely assembled with motor and drive package
• Power ratings (BHP) do not include drive losses

CFM @ 0.000" SP: 4,324; CFM @ 0.250" SP: 4,075; CFM @ 0.500" SP: 3,815; CFM @ 0.750" SP: 3,520; CFM @ 1.250" SP: 2,726; HP: 1; Max. BHP: 1; Mfg. #: 5BDD18FB; OEM Replacement Motor: 13793; RPM: 1169; Shipping Wt. Lbs.: 132; Sones @ 0.250" SP: 16.7; Wheel Diam.: 18-1/4";