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Mine Safety and Health Administration Administration
- MSHA - Protecting Miners' Safety and Health Since 1978
Electrical
AC System Impedance Testing
Acceptance of Innovative Ground Wire Monitor Intallation Schemes for Longwall Operations
Acceptance of Innovative Ground Wire Monitor Intallation Schemes for Mining Operations
Analysis of a DC-to-Frame Fault on an AC/DC Shuttle Car
An Evaluation of Problems Associated with 1,000 VAC Longwall Mining Systems
Arcing Faults on Direct Current Trolley Systems
Autotransformers for Supplying Portable Mining Equipment
Computerized Method for Evaluating the Suitability of Trailing Cables
Criteria for Approval of Mining Equipment Incorporating On-Board Swithing of High-Voltage Circuits
Determination of Electrical Clearances for Permissible Equipment Operating in Gassy Mines and Tunnels
Electrical Grounding Papers
Evaluation of a Bradford Stuart Industries Welding Voltage Reduction Device
Evaluation of Welding Voltage Reduction Devices
Evolution of Longwall Mining and Control Systems in the United States
"Ghosting" of Electro-Hydraulic Longwall Shield Advance Systems
Ground Wire Monitors
High-Voltage Longwall Database
History of Coal Mine Electrical Fatalities Since 1970
Installation and Maintenance of Intrinsically Safe Field Wiring in Gassy Mines (also see
PC-4812-0
)
Installation and Maintenance of Intrinsically Safe Field Wiring in Gassy Mines
(Program Circular PC-4812-0)
Instantaneous Circuit Breaker Settings for the Short-Circuit Protection of Direct Current 300 and 600 Volt Trailing Cables
Instantaneous Circuit Breaker Settings for the Short-Circuit Protection of Three Phase 480, 600 and 1040V Trailing Cables
Interconnection of MSHA Evaluated Mine-Wide Monitoring Systems and MSHA Approved Longwall Mining Systems
Investigative Report on Variable Frequency Drives
MSHA Approval Process
Short-Circuit Protection of Intercomponent Cables on 3 Phase, Alternating Current, Permissible Mining Equipment
System Safety Applications in Mining
The Application of Fiber Optics to Coal Mine Pager Telephone Systems