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: 6,060; CFM @ 0.250" SP: 5,802; CFM @ 0.500" SP: 5,544; CFM @ 0.750" SP: 5,275; CFM @ 1.250" SP: 4,685; HP: 2; Max. BHP: 2; Mfg. #: 5BDD20HX; OEM Replacement Motor: D2E1D2; RPM: 1270; Shipping Wt. Lbs.: 144; Sones @ 0.250" SP: 24; Wheel Diam.: 20";