§ 149.539 - Portable lights.

Latest version.

(a) Each portable light on a PPC must be listed by Underwriters’ Laboratories, Inc., as suitable for Class I, Group D hazardous locations.

(b) Each supply cord of the portable lighting units must have receptacles with plugs, or receptacles with plugs interlocked with snap switches, that are listed by Underwriters’ Laboratories, Inc., as suitable for Class I, Group D hazardous locations.

                    
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