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