Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 551
Fig. 98. Diagram of Switch Connections. CAR WIRING D =. STORAGE BATTERY … Fig. 99. Diagram of Car Connections. Electro-magnetic switches, Xl5 X2, X3., inclosed in water-tight casings,are installed at intervals of about 15 feet along the track to be operated.Each switch is provided with two windings, I and H, which are connectedby the wires N and M to two cast-iron…
Electrical engineering
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