Subpart F—Electrical Equipment—General

Contents

• 75.500
  § 75.500 Permissible electric equipment.
• 75.500-1
  § 75.500-1 Other low horsepower electric face equipment.
• 75.501
  § 75.501 Permissible electric face equipment; coal seams above water table.
• 75.501-1
  § 75.501-1 Coal seams above the water table.
• 75.501-2
  § 75.501-2 Permissible electric face equipment.
• 75.501-3
  § 75.501-3 New openings; mines above water table and never classed gassy.
• 75.502
  § 75.502 Permits for noncompliance.
• 75.503
  § 75.503 Permissible electric face equipment; maintenance.
• 75.503-1
  § 75.503-1 Statement listing all electric face equipment.
• 75.504
  § 75.504 Permissibility of new, replacement, used, reconditioned, additional, and rebuilt electric face equipment.
• 75.505
  § 75.505 Mines classed gassy; use and maintenance of permissible electric face equipment.
• 75.506
  § 75.506 Electric face equipment; requirements for permissibility.
• 75.506-1
  § 75.506-1 Electric face equipment; permissible condition; maintenance requirements.
• 75.507
  § 75.507 Power connection points.
• 75.507-1
  § 75.507-1 Electric equipment other than power-connection points; outby the last open crosscut; return air; permissibility requirements.
• 75.508
  § 75.508 Map of electrical system.
• 75.508-1
  § 75.508-1 Mine tracks.
• 75.508-2
  § 75.508-2 Changes in electric system map; recording.
• 75.509
  § 75.509 Electric power circuit and electric equipment; deenergization.
• 75.510
  § 75.510 Energized trolley wires; repair.
• 75.510-1
  § 75.510-1 Repair of energized trolley wires; training.
• 75.511
  § 75.511 Low-, medium-, or high-voltage distribution circuits and equipment; repair.
• 75.511-1
  § 75.511-1 Qualified person.
• 75.512
  § 75.512 Electric equipment; examination, testing and maintenance.
• 75.512-1
  § 75.512-1 Qualified person.
• 75.512-2
  § 75.512-2 Frequency of examinations.
• 75.513
  § 75.513 Electric conductor; capacity and insulation.
• 75.513-1
  § 75.513-1 Electric conductor; size.
• 75.514
  § 75.514 Electrical connections or splices; suitability.
• 75.515
  § 75.515 Cable fittings; suitability.
• 75.516
  § 75.516 Power wires; support.
• 75.516-1
  § 75.516-1 Installed insulators.
• 75.516-2
  § 75.516-2 Communication wires and cables; installation; insulation; support.
• 75.517
  § 75.517 Power wires and cables; insulation and protection.
• 75.517-1
  § 75.517-1 Power wires and cables; insulation and protection.
• 75.517-2
  § 75.517-2 Plans for insulation of existing bare power wires and cables.
• 75.518
  § 75.518 Electric equipment and circuits; overload and short circuit protection.
• 75.518-1
  § 75.518-1 Electric equipment and circuits; overload and short circuit protection; minimum requirements.
• 75.518-2
  § 75.518-2 Incandescent lamps, overload and short circuit protection.
• 75.519
  § 75.519 Main power circuits; disconnecting switches.
• 75.519-1
  § 75.519-1 Main power circuits; disconnecting switches; locations.
• 75.520
  § 75.520 Electric equipment; switches.
• 75.521
  § 75.521 Lightning arresters; ungrounded and exposed power conductors and telephone wires.
• 75.522
  § 75.522 Lighting devices.
• 75.522-1
  § 75.522-1 Incandescent and fluorescent lamps.
• 75.523
  § 75.523 Electric face equipment; deenergization.
• 75.523-1
  § 75.523-1 Deenergization of self-propelled electric face equipment installation requirements.
• 75.523-2
  § 75.523-2 Deenergization of self-propelled electric face equipment; performance requirements.
• 75.523-3
  § 75.523-3 Automatic emergency-parking brakes.
• 75.524
  § 75.524 Electric face equipment; electric equipment used in return air outby the last open crosscut; maximum level of alternating or direct electric current between frames of equipment.
• Appendix A to Subpart F of Part 75
  Appendix A to Subpart F of Part 75—List of Permissible Electric Face Equipment Approved by the Bureau of Mines Prior to May 23, 1936