Switchboards for Power, Light and Railway Service, Direct and Alternating Current, High and Low TensionDerry-Collard Company, 1905 - 192 стор. |
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Результати 1-5 із 17
Сторінка 87
... . they correspond in position with the five small hand wheels located in the center panel of the board . This As seen from the front . board , therefore ,. Showing cables and rheostats . by the fact that the switches in the two side. 87 ...
... . they correspond in position with the five small hand wheels located in the center panel of the board . This As seen from the front . board , therefore ,. Showing cables and rheostats . by the fact that the switches in the two side. 87 ...
Сторінка 91
... , that there are five circuit breakers in the middle panel , one for each Switches for distribution . machine , and that in the. Conductor for heavy current . Another form of heavy conductors . A general view of. 91 8 ...
... , that there are five circuit breakers in the middle panel , one for each Switches for distribution . machine , and that in the. Conductor for heavy current . Another form of heavy conductors . A general view of. 91 8 ...
Сторінка 93
William Baxter. Figure 47 Meter connections . there are four instruments at the bottom. A general view of a small board . Back of three panel board . Figure 49 Front of. 93.
William Baxter. Figure 47 Meter connections . there are four instruments at the bottom. A general view of a small board . Back of three panel board . Figure 49 Front of. 93.
Сторінка 94
... , the strength of the current becomes so great , that it taxes the ingenuity of the designer to Allow access to back of board . provide room enough. Back of three panel board . Figure 49 Front of figure 48 . Simple arc light. 94.
... , the strength of the current becomes so great , that it taxes the ingenuity of the designer to Allow access to back of board . provide room enough. Back of three panel board . Figure 49 Front of figure 48 . Simple arc light. 94.
Сторінка 96
... panel c , is a distributing panel , and is provided . with two circuit breakers , two single pole switches , one ammeter and one voltmeter . On the back of the board are also provided lightning arresters for all the con- ductors . This ...
... panel c , is a distributing panel , and is provided . with two circuit breakers , two single pole switches , one ammeter and one voltmeter . On the back of the board are also provided lightning arresters for all the con- ductors . This ...
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Загальні терміни та фрази
alternating current ammeter amperes angle armature arranged branch circuits break switches bus bars cables carbon 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 G Figure ground detector hence increased independent Independent Circuits instruments insulation lamps lever light board lightning arrester located lower machines magnet main switch marble slabs means meter nected Non-arcing metals operated panel Phase Switchboard rent resistance rheostats safety fuse seen series coils set of busses short circuit shown in Fig shows shunt single phase sockets spark street mains switch blade synchronizing three phase three-wire system tion transformers two-pole upper vapor vertical voltage voltmeter volts wattmeter Westinghouse