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(2) Over 600 Volts
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Portable structures shall not be located under or within a space that is located 4.5 m (15 ft) horizontally and extending vertically to grade of conductors operating in excess of 600 volts.
Related Code Sections
(2) Special Occupancies, Over 600 Volts
of conductors operating in excess of 600 volts ...
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For wiring over 600 volts, nominal, suitable fencing, barriers, or other effective means shall be provided to limit access only to authorized ...
National Electrical Code 2020 of Minnesota > 5 Special Occupancies > 590 Temporary Installations > 590.7 Guarding
(3) Special Occupancies, Dry-Type Transformers
ventilating or other openings and shall operate at not over 600 volts, nominal ...
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