Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 265
of load. This 684 HAWKINS ELECTRICITY characreristic of inherent regtilation is lost, however, whenarmature resistance is employed to reduce the speed of the motor,fluctuations in load resulting in fluctuations in speed, whichbecome more noticeable as the amount of resistance insertedin the… … Pig. 761.—Cntler-Haimner compound starter with no voltage and overload release. This isa staiting riieostat and field regulator combined. In operation, two levers are employed,both being mounted on the same hub i>ost and one lying directly under the other. Theupper lever only is pro\ided with a…
Electrical engineering
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