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 10
Сторінка 32
... entirely disconnected from the other one , for through wire e the current of armature A ' could pass to and through armature A and to line wire P ; thus short- circuiting armature A ' through armature A. To be able to entirely ...
... entirely disconnected from the other one , for through wire e the current of armature A ' could pass to and through armature A and to line wire P ; thus short- circuiting armature A ' through armature A. To be able to entirely ...
Сторінка 47
... entirely independent , but , on the contrary , all are con- nected through busses 6 and 5. Now , it is desirable , when the external circuits are divided into several systems , to have these entirely independent , so that if anything ...
... entirely independent , but , on the contrary , all are con- nected through busses 6 and 5. Now , it is desirable , when the external circuits are divided into several systems , to have these entirely independent , so that if anything ...
Сторінка 48
... entirely independent distributing systems ; but in this case none of the gener- ators can connect with all the bus bars . Two of them can be connected with three sets of busses , but the others can only connect with two sets . It will ...
... entirely independent distributing systems ; but in this case none of the gener- ators can connect with all the bus bars . Two of them can be connected with three sets of busses , but the others can only connect with two sets . It will ...
Сторінка 50
... more complicated and more expensive than Fig . 21 , but to compensate for the greater expense and complication we have the fact that the four sets of busses are entirely Connecting ammeters . disconnected from each other , and no 50.
... more complicated and more expensive than Fig . 21 , but to compensate for the greater expense and complication we have the fact that the four sets of busses are entirely Connecting ammeters . disconnected from each other , and no 50.
Сторінка 51
... entirely disconnected , but , on the contrary , all have the busses 5 and 6 in common , and on that account a disarrangement of one set of circuits . might result in disabling the whole system . When the location of the circuit wires is ...
... entirely disconnected , but , on the contrary , all have the busses 5 and 6 in common , and on that account a disarrangement of one set of circuits . might result in disabling the whole system . When the location of the circuit wires is ...
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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