A dictionary of electrical words, terms and phrases (1898)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W. J. Johnston company · leaf 509
ad. Double-pole switches are used in most systemsof incandescent lighting in order to insure thethorough separation of the circuit from the mainconductor or leads when cut out and to diminishthe spark. Switch, Feeder The switch em-ployed for connecting or disconnecting eachconductor of a feeder… … Fig. 522. Lamp-Socket Switch. contact which moves between parallel contactplates. A knife-edge switch. (See Switch, Knife-Edge.) Switch, Knife-Break —A knife switch. (See Switch, Knife.) Switch, Knife-Edge A term some-times used in place of knife switch. (SeeSwitch, Knife?) Swi.] 500 [SwL Switch,…
Electricity · Electrical engineering
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