Section 1
• Acronyms
• AMU – Air Make-up Unit • Introduces filtered/tempered air into a booth, room, or building. • CFM – Cubic Feet per Minute • Volume of air a fan is moving. • FPM – Feet Per Minute • Speed at which air is moving though a booth or duct. • “w.c. – Inches of Water Column • Pressure value lower than 1P.S.I.. There are approximately 28”w.c. in 1 P.S.I. • VFD – Variable Frequency Drive • Used to vary the speed of a motor connected to a fan and therefore the CFM the fan produces. • FLA – Full Load Amps • The maximum amps at which a motor can safely operate. • NRTL – Nationally Recognized Testing Laboratory • Recognized by governing officials as a 3 rd party group that confirms products meet or exceed various design standards • NFPA – National Fire Protection Association • Organization that has developed design standards devoted to eliminating death, injury, property and economic loss due to fire, electrical, and related hazards.
Made with FlippingBook - professional solution for displaying marketing and sales documents online