The inventions : researches and writing of Nikola Tesla, with special reference to his work in polyphase currents and high potential lighting (1894)
Martin, Thomas Commerford, 1856-1924, Tesla, Nikola, 1856-1943 · New York : The Electrical Engineer · leaf 83
armaturewinding should Ite such as to prcMlucc four polo, in order to con-stitute a true synchnmizing motor. The diagram, Fig. )(), differs fi-oni the previous one <»idy inrespect to the order of connections. In the present case the arm-ature-coil, instead of being in series with the… … Fi.;. .V,. adai)ted, ])referal»ly, to pnnluce tlie same difference ofphase a« the ficM-coils. ()n starting the motor the shuntis closed amnnd botli foil>. This is >lio\\ii in Fig. .M, inwhich the armature coils are i- o. To indicate their differentelectrical character, there are shown in…
Electric currents, Alternating · Electrical engineering
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