PocketLaw | CFR 30 | Electrical Equipment - General

Electrical Equipment - General

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Permissible electric equipment.

Section
75.500-1

Other low horsepower electric face equipment.

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.

Appendix
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

Permits for noncompliance.

Permissible electric face equipment; maintenance.

Section
75.503-1

Statement listing all electric face equipment.

Permissibility of new, replacement, used, reconditioned, additional, and rebuilt electric face equipment.

Mines classed gassy; use and maintenance of permissible electric face equipment.

Electric face equipment; requirements for permissibility.

Section
75.506-1

Electric face equipment; permissible condition; maintenance requirements.

Power connection points.

Section
75.507-1

Electric equipment other than power-connection points; outby the last open crosscut; return air; permissibility requirements.

Map of electrical system.

Section
75.508-1

Mine tracks.

Section
75.508-2

Changes in electric system map; recording.

Electric power circuit and electric equipment; deenergization.

Energized trolley wires; repair.

Section
75.510-1

Repair of energized trolley wires; training.

Low-, medium-, or high-voltage distribution circuits and equipment; repair.

Section
75.511-1

Qualified person.

Electric equipment; examination, testing and maintenance.

Section
75.512-1

Qualified person.

Section
75.512-2

Frequency of examinations.

Electric conductor; capacity and insulation.

Section
75.513-1

Electric conductor; size.

Electrical connections or splices; suitability.

Cable fittings; suitability.

Power wires; support.

Section
75.516-1

Installed insulators.

Section
75.516-2

Communication wires and cables; installation; insulation; support.

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.

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.

Main power circuits; disconnecting switches.

Section
75.519-1

Main power circuits; disconnecting switches; locations.

Electric equipment; switches.

Lightning arresters; ungrounded and exposed power conductors and telephone wires.

Lighting devices.

Section
75.522-1

Incandescent and fluorescent lamps.

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.

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.