. Electrical world. CIRCUIT BREAKER. the board, and the circuit-breaker is opened or closed by hand fromthe front of the board. The circuit-breaker is also especially welladapted for the protection of motors in mills and factories, for thereason that it is not affected by damp and dirty locations, and therebeing no exposed current-carrying parts, the circuit-breaker is nevera source of danger to those who may be working in the vicinity. Mine Locomotive. The accompanying illustration shows an electric locomotive formine and tunnel work recently designed by the Electric ConstructionCompany, of L
. Electrical world. CIRCUIT BREAKER. the board, and the circuit-breaker is opened or closed by hand fromthe front of the board. The circuit-breaker is also especially welladapted for the protection of motors in mills and factories, for thereason that it is not affected by damp and dirty locations, and therebeing no exposed current-carrying parts, the circuit-breaker is nevera source of danger to those who may be working in the vicinity. Mine Locomotive. The accompanying illustration shows an electric locomotive formine and tunnel work recently designed by the Electric ConstructionCompany, of London, and Wolverhampton, England. Owing to thespace limitations in this class of work machines to be adapted to theconditions must be small and compact. In this particular instance. MINE LOCUJIull\ the locomotives were specified not to exceed 3 ft. in width, 3 ft. 4 height, as the tunnel is only 6 ft. high at its luaximum point. The total weight of a complete locomotive of this type is about 4^2tons. It is capable of hauling a load of 35 tons at a speed of 5 milesto 6 miles an hour, but when running light it can attain 10 milesan hour. It is fitted with two motors, each having a normal capacityof about I2j4 hp. They can be controlled from either end. Ordinaryhand brakes and also emergency brakes are provided. Power is conveyed to and from the locomotive by two overheadwires. NEWS OF THE WEEK. Financial Intelligence, THE WEEK IX WALL STREET.—There was considerableactivity in the stock market and strength in prices on the announce-ments regarding the practical winding up of the Northern Securi-ties Company. This naturally affected the rest of the list to agreater or less extent. Later in the week some uncertainty seemedto prevail as to the distribution o
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectelectri, bookyear1883
