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 221
attachments are made in two ways:In one, there are two coils acting on a common plunger. One isconnected across the source of current and one in series with theline. When current flows in the usual direction, the two coils opposeeach other, and the plunger does not move. If, however, the… … Fig. 62. 2000-Ampere Hand-Operated CircuitBreaker Courtesy of Westinghouse Electric and Manu-facturing Company Fig. 63. Solenoid-Operated Circuit BreakerCourtesy of General Electric Company armature, which carries a small contact arm, stands against a stop,but when the current reverses, the…
Electrical engineering
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