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A Variable Speed (VFD) Fire Pump Controller is a fire pump controller that is able to vary the speed of the motor depending on the demand of the fire pump, resulting in the ability to hold a constant discharge pressure. It differs from other industrial variable speed control devices because it is now considered a life safety device, and so must ...
Normally, the Life Safety Code is used by architects and designers of vehicles and vessels used for human occupancy. Since the Life Safety Code is a valuable source for determining liability in accidents, it is also used by insurance companies to evaluate risks and set rates, not to mention assessment of compliance after an incident.
NFPA 921. NFPA 921, "Guide for Fire and Explosion Investigations", is a peer reviewed document that is published by the National Fire Protection Association (NFPA). Its purpose is "to establish guidelines and recommendations for the safe and systematic investigation or analysis of fire and explosion incidents" (section 1.2.1).
The National Electrical Code (NEC), or NFPA 70, is a regionally adoptable standard for the safe installation of electrical wiring and equipment in the United States. It is part of the National Fire Code series published by the National Fire Protection Association (NFPA), a private trade association. [1] Despite the use of the term "national ...
The National Fire Protection Association (NFPA) is a U.S.-based international nonprofit organization devoted to eliminating death, injury, property, and economic loss due to fire, electrical, and related hazards. [2][3] As of 2023, the NFPA claims to have 50,000 members and 9,000 volunteers working with the organization through its 250 ...
A fire alarm notification appliance widely used in the US and Canada. A fire drill is a method of practicing how a building should evacuate in the event of a fire or other emergencies. In most cases, the building's existing fire alarm system is activated and the building is evacuated by means of the nearest available exits, as if an emergency ...
In electrical and safety engineering, hazardous locations (HazLoc, pronounced haz·lōk) are places where fire or explosion hazards may exist. Sources of such hazards include gases, vapors, dust, fibers, and flyings, which are combustible or flammable. Electrical equipment installed in such locations can provide an ignition source, due to ...
The Life Safety Code (NFPA 101) [5] and Section 803.1 of the International Building Code limit finishes for interior walls and ceilings to materials in three classes (A, B, or C, with A being the lowest flame spread and C being the highest) and gives greater restrictions for certain rooms: