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