Minimizing Fire Hazards in Coal Mines by Proper Circuit breaker Protection of 250 275 volt Direct current Systems

The various protective features of circuit breakers (whether used as substation
breakers, tie-breakers betwccn: ... To dcscribe the funtions of all relays, resistors,
and condensers used in breaker-control circuits would be inadvisable in this ...

Title Minimizing Fire Hazards in Coal Mines by Proper Circuit breaker Protection of 250 275 volt Direct current Systems
Author F. J. Gallagher
Publisher Unknown
Release Date 1951
Category Coal mines and mining
Total Pages 11 pages
ISBN UOM:39015078455972
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Minimizing Fire Hazards in Coal Mines by Proper Circuit breaker Protection of 250 275 volt Direct current Systems Book Summary:

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