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 47
35 26 DIRECT-CURRENT MOTORS The first switch on the left is held closed by an electromagnet throughwhich the field current passes; and the other switches are held bylatches. Each switch has upon it a metal plate which prevent?closing it until the switch at its left has been closed; and the… … Fig. 17. Front of Multiple ?witrh Motor Starter, with Automatic Release.Cutler-IIamiuer MauufacLui-iUi^- Company, Milwaukee, Wis. frees the switch next to it; this opens in turn; and so on untilall have opened, when the apparatus is ready for starting the motoragain. In starting motor-generator…
Electrical engineering
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