Switchboards for Power, Light and Railway Service, Direct and Alternating Current, High and Low TensionDerry-Collard Company, 1906 - 192 стор. |
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Результати 1-5 із 17
Сторінка 11
... shunt wound machines . In Fig . 2 the generator connections are shown for a simple shunt two - pole generator . At V a voltmeter is placed which indicates the em f developed , and , as will be noticed , it is connected directly across ...
... shunt wound machines . In Fig . 2 the generator connections are shown for a simple shunt two - pole generator . At V a voltmeter is placed which indicates the em f developed , and , as will be noticed , it is connected directly across ...
Сторінка 12
... shunt generator , including instruments and rheostat . Shunt and compound winding . If we drop the outline 12.
... shunt generator , including instruments and rheostat . Shunt and compound winding . If we drop the outline 12.
Сторінка 13
... shunt and compound wound generator . struments and with the field rheostat are the same as for the shunt machine . In this diagram the series coils are connected in successive order , and the armature is at one end , but when the ...
... shunt and compound wound generator . struments and with the field rheostat are the same as for the shunt machine . In this diagram the series coils are connected in successive order , and the armature is at one end , but when the ...
Сторінка 14
William Baxter. Long and short shunts . one of these two diagrams , the shunt field coils are con- nected by the wires e and h directly with the leads from the commutator brushes , so that the coils m m shunt the armature only . This ...
William Baxter. Long and short shunts . one of these two diagrams , the shunt field coils are con- nected by the wires e and h directly with the leads from the commutator brushes , so that the coils m m shunt the armature only . This ...
Сторінка 15
... Shunts field coils but not armature . Figure 7 The long shunt . they would shunt the series field coils m m and not the armature . Multipolar machines of the compound type are con- nected as in Fig . 9 , and in some cases , where the ca ...
... Shunts field coils but not armature . Figure 7 The long shunt . they would shunt the series field coils m m and not the armature . Multipolar machines of the compound type are con- nected as in Fig . 9 , and in some cases , where the ca ...
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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