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 211
Fig. 53.—Starting Rheostat. tion. This first inrush of current andviolent resulting torque, are apt to beinjurious to the motor. When, therefore,a shunt-wound motor is started from rest,it is necessary to insert a resistance in the THE TRANSMISSIO]N OF POWER. 203 armature circuit, so as to limit… … FiG. 54.—Starting Rheostat. ciently po\Yerful C. E. M. F. Such adjust-able resistances are called starting rheo-stats. They consist essentiall} of coils ofwire, usually of iron, mounted in a suit» 204 THE ELECTRIC MOTOR AND able frame, and connected witli contactstrips in such a manner as to permit…
Electric motors
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