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Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)

American Technical Society · Chicago : American Technical Society · leaf 110

An illustration from Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc., 1916, leaf 110
piral being reversed for each layer. Rubbercompound in two or more layers is applied over this in the form oftwo strips which pass between rollers which fold these strips aroundthe core and press the edges together. Prepared rubber tape isapplied over this, after which the insulator is vulcanized… … -//VSUl AT/ON STffA/iD£D CONDl/CrOHFig. 50. Section of Polyphase Cable 91 82 POWER TRANSMISSION TABLE XTypical Cable Construction Cables Electric light less than 500 volts Arc lighting High-tension power transmis-sion No. of Conductors Single Single Single, concentric,duplex, or threeconductors…

Electrical engineering

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