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Advanced Lighting Basics Part 6: Hazardous Location General Overview
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What does the T-Code rating indicate?
The luminaires maximum surface temperature
The luminaires color
The luminaires weight
The luminaires size
What type of hazardous material is present in Class I locations?
Combustible dusts
Flammable gases or vapors
Radioactive materials
What is the definition of Division 1 in hazardous location classification?
Hazardous materials are never present
Hazardous materials are present only during maintenance
Ignitable concentrations of hazardous materials are present under normal operations
What is the definition of hazardous locations according to NEC/CEC?
Locations with high humidity
Locations with flammable gases, vapors, liquids, dusts, or fibers
Locations with high radiation
Locations with high noise levels
The North American approach classifies hazardous locations by three main parameters. What are they?
Class
Division
Group
Zone
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