Switchboards for Power, Light and Railway Service, Direct and Alternating Current, High and Low TensionDerry-Collard Company, 1906 - 192 стор. |
З цієї книги
Результати 1-5 із 26
Сторінка 7
... fact , that is required being suitable conducting wires to complete electric circuit . If there are several gen- erators , feeding into a more or less complicated network of distributing wires , the circuit connections will be- come ...
... fact , that is required being suitable conducting wires to complete electric circuit . If there are several gen- erators , feeding into a more or less complicated network of distributing wires , the circuit connections will be- come ...
Сторінка 8
... fact was unknown for several years after the in- troduction of electric lighting . It first came into use , in a very crude form , as a matter of convenience ; it was gradually elaborated , and at the present time is regarded as a part ...
... fact was unknown for several years after the in- troduction of electric lighting . It first came into use , in a very crude form , as a matter of convenience ; it was gradually elaborated , and at the present time is regarded as a part ...
Сторінка 14
... fact , the only N N P Am m f e 2 a A 4 b h M f ' Am ०२ a с > d b K M M m : m The Derry Collard Co. Figure 5 Figure 6 Other methods of connecting generators . proper one if close regulation of the voltage is desired . In Feg . 6 the ...
... fact , the only N N P Am m f e 2 a A 4 b h M f ' Am ०२ a с > d b K M M m : m The Derry Collard Co. Figure 5 Figure 6 Other methods of connecting generators . proper one if close regulation of the voltage is desired . In Feg . 6 the ...
Сторінка 21
... fact that it is wound with fine wire and its resistance is very high . In Fig . 11 the voltmeter wires connect with the busses g and h , but these , as will be found by tracing the wires , are the two sides of the circuit , just as the ...
... fact that it is wound with fine wire and its resistance is very high . In Fig . 11 the voltmeter wires connect with the busses g and h , but these , as will be found by tracing the wires , are the two sides of the circuit , just as the ...
Сторінка 24
... system , while , as a rule , the plant in the build- ing operates upon the two - wire system . The latter sys- tem is preferred for private installations , owing to the Balancing the three - wire system . fact that the 24.
... system , while , as a rule , the plant in the build- ing operates upon the two - wire system . The latter sys- tem is preferred for private installations , owing to the Balancing the three - wire system . fact that the 24.
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Загальні терміни та фрази
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