Locomotive designed to operate from either trolley or storage-battery power, which will automatically recharge storage batteries when power is supplied by trolley; put in service by Chicago, North Shore and Milwaukee R. R.; equipment includes four 200-hp. motors and 192-cell storage battery; transfer from trolley to battery power made automatically by relay which actuates transfer contactors. (description) (See also Elec. Ry. Jl, vol. 71, no. 10, Mar. 10, 1928, pp. 393-394, 1 fig.)
North Shore line uses combination trolley and battery locomotives
Ry. Locomotive Eng
Railway and Locomotive Engineering ; 41 , n 1
1928
2 pages
Article (Journal)
English
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North Shore line uses combination trolley and battery locomotives
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