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 28
Сторінка 27
... terminals of the armature and the field coils respectively . This con- struction is used for the purpose of simplifying the draw- ing , and for the same reason , the connection between c d a and the regulator R are omitted . In Fig . II ...
... terminals of the armature and the field coils respectively . This con- struction is used for the purpose of simplifying the draw- ing , and for the same reason , the connection between c d a and the regulator R are omitted . In Fig . II ...
Сторінка 34
... terminals connect with the left - hand contacts . If switch S is opened , the left - hand generator will be cut out of the circuit , and if switch S ' is opened , the right- hand generator will be cut out . When either one of these ...
... terminals connect with the left - hand contacts . If switch S is opened , the left - hand generator will be cut out of the circuit , and if switch S ' is opened , the right- hand generator will be cut out . When either one of these ...
Сторінка 55
... terminals for equalizing wires , none being required . Generator GI connects by means of wires e and ƒ with the circuit breaker c b , which latter connects with the lower contacts of the switch S1 . The upper contacts of this switch ...
... terminals for equalizing wires , none being required . Generator GI connects by means of wires e and ƒ with the circuit breaker c b , which latter connects with the lower contacts of the switch S1 . The upper contacts of this switch ...
Сторінка 59
... closed , and then the center blade of this switch connects the con- ductors c and c ' , which come from the equalizing terminals of the two generators . The left side of the switch con- Bus junction switch . nects f with f ' , 59.
... closed , and then the center blade of this switch connects the con- ductors c and c ' , which come from the equalizing terminals of the two generators . The left side of the switch con- Bus junction switch . nects f with f ' , 59.
Сторінка 62
... terminal is connected with the No. 3 ammeter , the other terminal of this instrument passing directly out to the external circuit . The other side of this circuit comes down to the center terminal of the No. 3 circuit breaker . The am ...
... terminal is connected with the No. 3 ammeter , the other terminal of this instrument passing directly out to the external circuit . The other side of this circuit comes down to the center terminal of the No. 3 circuit breaker . The am ...
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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 Figure four fuse 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 switch S2 synchronizing three phase three-wire system tion transformers upper vapor vertical voltage voltmeter volts wattmeter Westinghouse