The electric motor and the transmission of power (1906)
Houston, Edwin J. (Edwin James), 1847-1914, Kennelly, Arthur E. (Arthur Edwin), 1861-1939, joint author · New York : McGraw Pub. Co. · leaf 279
ads are shown in thefigure. Fig. 68, shows another form of belt-driven triphaser, having 10 poles and mak-ing 600 revolutions per minute. Thefrequency is 50^^ per second, the activity250 KW; or, 83 1/3 KW, in each cir-cuit. This machine is seen to be sepa-rately excited. Its weight is about… … 972 THE ELECTRIC MOTOB AKD but wliere alternating-current motors re-quire to be operated from the circuit. Thearmature is wound with two sets of coils,one constituting the main winding, whichcorresponds to that of an ordinary uni-phaser, while the second winding is ofsmaller cross-section and fewer…
Electric motors
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