NIOSHTIC-2 Publications Search
Demonstration of discriminating circuit breaker (DISCB).
Underground coal mine power systems. Proceedings: Bureau of Mines Technology Transfer Seminar, Pittsburgh, Pennsylvania, September 16, 1982. Pittsburgh, PA: U.S. Department of the Interior, Bureau of Mines, IC 8893, 1982 Sep; :55-73
The evolution of the DISCB concept and theory of operation are described briefly. Laboratory test results with a simulated mine haulageway are included and illustrate detector operation, and the effects of rectifier ripple, arcing, and deteriorating track bonding. Future Federal Bureau of Mines laboratory and fieldwork plans are outlined in conclusion along with an appendix containing important points for consideration during in-mine installation.
Underground-mining; Electrical-equipment; Electrical-safety; Electrical-hazards; Electrical-systems
IH; Conference/Symposia Proceedings
Underground coal mine power systems. Proceedings: Bureau of Mines Technology Transfer Seminar, Pittsburgh, Pennsylvania, September 16, 1982
Page last reviewed: April 12, 2019
Content source: National Institute for Occupational Safety and Health Education and Information Division