NEC 2026 Compatible

Which Class and Division classification applies to a location where ignitable concentrations of flammable gases or vapors can exist under normal operating conditions?

Master LevelšŸ“‹ NEC 500.5(B)(1)Hazardous Locations
Circuit Diagram
Hazardous Locations ā€” Gas Station (NEC 514) Top-Down View Fuel Dispensers Class I, Division 1 Class I, Division 2 18" from dispenser 20 ft from dispenser Vent Div 1: 5ft Fill Canopy above Underground Storage Tank Division 1 ā€” ignitable concentrations exist normally Division 2 ā€” only under abnormal conditions. Seal fittings required (501.15).
A

Class I, Division 1

B

Class I, Division 2

C

Class II, Division 1

D

Class II, Division 2

Explanation & Direct Citation

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