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 499
K iOl … 450 ALTERNATING-CURRENT MACHINERY 433 Fig. 372 shows a front elevation of a typical three-phase feederpanel manufactured by the Crocker-Wheeler Company. The equip-ment of this panel includes the following apparatus: 3 alternating-current ammeters, one for each line of the three-line…
Electrical engineering
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