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Title 30
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Part 18
FEDERAL · 30 CFR
Part 18 — Electric Motor-Driven Mine Equipment and Accessories
76 sections · Title 30: Mineral Resources
§ 18.1
Purpose.
§ 18.2
Definitions.
§ 18.3
Consultation.
§ 18.4
Electrical equipment for which approval is issued.
§ 18.5
Equipment for which certification will be issued.
§ 18.6
Applications.
§ 18.7
§ 18.7 [Reserved]
§ 18.8
Date for conducting investigation and tests.
§ 18.9
Conduct of investigations and tests.
§ 18.10
Notice of approval or disapproval.
§ 18.11
Approval plate.
§ 18.12
Letter of certification.
§ 18.13
Certification plate.
§ 18.14
Identification of tested noncertified explosion-proof enclosures.
§ 18.15
Changes after approval or certification.
§ 18.16
Withdrawal of approval, certification, or acceptance.
§ 18.20
Quality of material, workmanship, and design.
§ 18.21
Machines equipped with powered dust collectors.
§ 18.22
Boring-type machines equipped for auxiliary face ventilation.
§ 18.23
Limitation of external surface temperatures.
§ 18.24
Electrical clearances.
§ 18.25
Combustible gases from insulating material.
§ 18.26
Static electricity.
§ 18.27
Gaskets.
§ 18.28
Devices for pressure relief, ventilation, or drainage.
§ 18.29
Access openings and covers, including unused lead-entrance holes.
§ 18.30
Windows and lenses.
§ 18.31
Enclosures—joints and fastenings.
§ 18.32
Fastenings—additional requirements.
§ 18.33
Finish of surface joints.
§ 18.34
Motors.
§ 18.35
Portable (trailing) cables and cords.
§ 18.36
Cables between machine components.
§ 18.37
Lead entrances.
§ 18.38
Leads through common walls.
§ 18.39
Hose conduit.
§ 18.40
Cable clamps and grips.
§ 18.41
Plug and receptacle-type connectors.
§ 18.42
Explosion-proof distribution boxes.
§ 18.43
Explosion-proof splice boxes.
§ 18.44
Non-intrinsically safe battery-powered equipment.
§ 18.45
Cable reels.
§ 18.46
Headlights.
§ 18.47
Voltage limitation.
§ 18.48
Circuit-interrupting devices.
§ 18.49
Connection boxes on machines.
§ 18.50
Protection against external arcs and sparks.
§ 18.51
Electrical protection of circuits and equipment.
§ 18.52
Renewal of fuses.
§ 18.53
High-voltage longwall mining systems.
§ 18.54
High-voltage continuous mining machines.
§ 18.60
Detailed inspection of components.
§ 18.61
Final inspection of complete machine.
§ 18.62
Tests to determine explosion-proof characteristics.
§ 18.63
§ 18.63 [Reserved]
§ 18.65
Flame test of hose.
§ 18.66
Tests of windows and lenses.
§ 18.67
Static-pressure tests.
§ 18.68
Tests for intrinsic safety.
§ 18.69
Adequacy tests.
§ 18.80
Approval of machines assembled with certified or explosion-proof components.
§ 18.81
Field modification of approved (permissible) equipment; application for approval of modification; approval of plans for modification before modification.
§ 18.82
Permit to use experimental electric face equipment in a gassy mine or tunnel.
§ 18.90
Purpose.
§ 18.91
Electric equipment for which field approvals will be issued.
§ 18.92
Quality of material and design.
§ 18.93
Application for field approval; filing procedures.
§ 18.94
Application for field approval; contents of application.
§ 18.95
Approval of machines constructed of components approved, accepted or certified under Bureau of Mines Schedule 2D, 2E, 2F, or 2G.
§ 18.96
Preparation of machines for inspection; requirements.
§ 18.97
Inspection of machines; minimum requirements.
§ 18.98
Enclosures, joints, and fastenings; pressure testing.
§ 18.99
Notice of approval or disapproval; letters of approval and approval plates.
§ 18.101
Acceptance and use of voluntary consensus standards.
§ 18.102
Approved (incorporated by reference) voluntary consensus standards.
§ 18.103
Review and update of applicable voluntary consensus standards.