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 360
multi-circuit transformer in order that it may berepaired without interrupting the other circuit. The ammeterjacks, which are provided, are used for the purpose of enablingone ammeter to measure the current in more than one circuit. By 318 ALTERNATING-CURRENT MACHINERY 305 inserting the plug in any… … Fig. 282. Westinghouse Single-Pole Primary Fuse Block the panel. They are of the tube expulsion type, depending on theexpulsive force exerted by the gases formed by melting of the fuse.This force is sufficient to blow out any arc which tends to formwithin the narrow tube in which the fuse is…
Electrical engineering
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