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 371
machines, fully enclosed, and either series- orshunt-wound. Westinghouse fan motors are of drawn steel con-struction and series-wound for 110 or 220 volts with speeds from 650to 2100 r. p. m. Some of their smallest fan motors are wound for30 volts. The Westinghouse Company also puts upon the market… … Fig. 107. Westinghouse Hoisting Motor with Provision for Back Gear Arrangement The latest types have the main poles centered at 45 degrees fromthe horizontal plane and employ interpoles, as shown in Fig. 106.The field windings are of flat copper strap with the turns separatedby asbestos ribbon.…
Electrical engineering
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