Corporation of Dundee Electricity supply department (1912)
Dundee, Scot. Electricity supply dept. [from old catalog] · [Dundee, J. Leng & co., ltd., printer] · leaf 40
gon entering Tippler. are spaced to allow two cars at the same time to pass a vehicle in the middle of the road. The overheadwork adopted is the span wire system. The poles, of which there are about 115, are erected at each sideof the roadway to give greater flexibility to the cars for passing… … Tippler with Coal Wagon inverted. The trolley wires are No. 00 hard drawn copper of double groove type, carried by mechanical ears iSinches long, and supported by twin hangers of 12 inch centres. Three section boxes are placed at equal distances along the route, and at these points air gap…
Electrical engineering
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