1. LawStack
  2. Title 30 - Mineral Resources
  3. Chapter I - MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
  4. Subchapter O - COAL MINE SAFETY AND HEALTH
  5. Part 77 - MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES
  6. Subpart F - Electrical Equipment—General
  7. 30 CFR § 77.503
30 CFR § 77.503
Electric conductors; capacity and insulation
July 29, 2020
CFR

Electric conductors shall be sufficient in size and have adequate current carrying capacity and be of such construction that a rise in temperature resulting from normal operation will not damage the insulating materials.

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§ 77.502-2 Electric equipment; frequency of examination and testing
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§ 77.503-1 Electric conductors

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