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 18
Сторінка 7
... tion even if only one generator is used , providing the distributing system is complicated . To simplify the ar- rangement of the wiring , the best course of procedure is to run the wires leading from the generator , or gen- erators ...
... tion even if only one generator is used , providing the distributing system is complicated . To simplify the ar- rangement of the wiring , the best course of procedure is to run the wires leading from the generator , or gen- erators ...
Сторінка 9
... tion to a spring or some other counteracting force . The strength of the magnet increases with the current , and when the predetermined point is reached , the device acts , as at that point the force of the magnet is sufficient to ...
... tion to a spring or some other counteracting force . The strength of the magnet increases with the current , and when the predetermined point is reached , the device acts , as at that point the force of the magnet is sufficient to ...
Сторінка 23
... tion the main switch S may be in ; but when s s is open the current will pass to the busses with which S is con- nected . From the foregoing it will be seen that by this ar- rangement we can connect the generator with the upper or the ...
... tion the main switch S may be in ; but when s s is open the current will pass to the busses with which S is con- nected . From the foregoing it will be seen that by this ar- rangement we can connect the generator with the upper or the ...
Сторінка 46
... tion of switchboard an arrangement whereby any one , or all , of the generators can be connected with any one of the distributing circuits , but we cannot connect any one gen- erator with more than one circuit at a time . If we desire ...
... tion of switchboard an arrangement whereby any one , or all , of the generators can be connected with any one of the distributing circuits , but we cannot connect any one gen- erator with more than one circuit at a time . If we desire ...
Сторінка 47
... tion will involve more complication . By using three - point switches of the same type as A , B , etc. , and providing one for each bus bar , we can connect the bars in any order desired ; for suppose we provide four such switches and ...
... tion will involve more complication . By using three - point switches of the same type as A , B , etc. , and providing one for each bus bar , we can connect the bars in any order desired ; for suppose we provide four such switches and ...
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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