Switchboards for Power, Light and Railway Service, Direct and Alternating Current, High and Low TensionDerry-Collard Company, 1906 - 192 стор. |
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Сторінка
William Baxter. C Switchboards for power , light and railway service , direct and ... William Baxter ( Jr. ) 第一 DG21345 B33 Columbia University in the City of New Front Cover.
William Baxter. C Switchboards for power , light and railway service , direct and ... William Baxter ( Jr. ) 第一 DG21345 B33 Columbia University in the City of New Front Cover.
Сторінка
... EBORACI LUMINE TUO VISEDIMUS SIGILLU PETULEGG COLLEGII From the Bequest of F. A. P. Barnard , LL.D. Pres . of Columbia College , 1864-1889 and Mrs. M. M. Barnard DERP THE Switchboards For Power , Light and Railway Service.
... EBORACI LUMINE TUO VISEDIMUS SIGILLU PETULEGG COLLEGII From the Bequest of F. A. P. Barnard , LL.D. Pres . of Columbia College , 1864-1889 and Mrs. M. M. Barnard DERP THE Switchboards For Power , Light and Railway Service.
Сторінка 5
William Baxter. DERP THE Switchboards For Power , Light and Railway Service - Direct and Alternating Current - High and Low Tension New York BY WM . BAXTER , JR . Copyrighted 1905 by the Derry - Collard Company . 26 1906.
William Baxter. DERP THE Switchboards For Power , Light and Railway Service - Direct and Alternating Current - High and Low Tension New York BY WM . BAXTER , JR . Copyrighted 1905 by the Derry - Collard Company . 26 1906.
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alternating current ammeter amperes angle armature arranged branch circuits break switches bus bars cables circuit breaker circuit connections close the circuit conducting bars conductors connected with bus construction cross section current passes current strength Derry Collard Derry Collard Co desired devices diagram distributing circuits double throw Electric equalizing bus equalizing wires erator feed field coils field regulator four fuse ground detector h Figure hence increased independent instruments insulation lamps lever light board lightning arrester lightning discharge located lower machines magnet main switch marble slabs means meter nected opening the circuit operated panel placed plugs rent resistance rheostats safety fuse seen series coils set of busses short circuit shown in Fig shows shunt sockets spark street mains switch blade switch is closed synchronizing three phase three-wire system tion transformers two-pole upper vapor vertical voltage voltmeter volts wattmeter Westinghouse