Anatomy of a Fan Duty Statement

Duty statement on a fan schedule

12,000 CFMAirflow volume at 3.0 in. wg static pressureStatic pressure , 1,173 RPMFan speed , 7.9 BHPBrake horsepower , at 0.075 lb/ft³ (70°F, sea level)Air density , clean airAirstream condition .

Illustrative duty statement, not a catalog selection · Values from the Chapter 1 worked examples

Keyboard: Tab moves between the parts and buttons; Enter or Space opens a part; in the quiz, keys 1-6 pick a name, and Enter on Next goes on.

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