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 263
the switches when the current in C is cut off.The wiring diagram for a single-speed full magnet controller is givenin Fig. 134. Fig. 135 shows the method used by another manu-facturer to accomplish the same purpose. Where a variablespeed is desired, a controller, Fig. 136, similar to Fig. 133,… … Kite. l6o. TuU Automatic Skip I^ist, Controller for Alternating CiirRiuCourtesy of Otis Elevator Company the speed. This solenoid is energized by the mo^cments of the carswitch and is entirely under the control of the operator. The wiringdiagram for a two-speed full magnet controller is given in…
Electrical engineering
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