Switchboards for Power, Light and Railway Service: Direct and Alternating Currents, High and Low TensionNorman W. Henley, 1910 - 192 стор. |
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Сторінка 8
... switch being used . Whenever it became necessary to discontinue the lights , the dynamo was stopped . Before long it became evident that a switch introduced into the circuit would be a con- venience , as then it would be possible to put ...
... switch being used . Whenever it became necessary to discontinue the lights , the dynamo was stopped . Before long it became evident that a switch introduced into the circuit would be a con- venience , as then it would be possible to put ...
Сторінка 11
... switch to open the circuit . To this we should also add switches for opening independently the several branch circuits . From Fig . I an idea of the de- vices and the manner in obtained . which they are connected can be Before ...
... switch to open the circuit . To this we should also add switches for opening independently the several branch circuits . From Fig . I an idea of the de- vices and the manner in obtained . which they are connected can be Before ...
Сторінка 18
... main switch is shown at S , the circuit breaker at f , and the branch circuit switches at d d d . It will be evident ... main switch S and the circuit breaker C. Before the days of switch- boards the field regulator was generally located ...
... main switch is shown at S , the circuit breaker at f , and the branch circuit switches at d d d . It will be evident ... main switch S and the circuit breaker C. Before the days of switch- boards the field regulator was generally located ...
Сторінка 19
Direct and Alternating Currents, High and Low Tension William Baxter. L L L B L S B h f g M m A Figure 11 Am b a a The Derry Collard Co Connecting the instruments . meter and other devices were strewn. A simple switch board .
Direct and Alternating Currents, High and Low Tension William Baxter. L L L B L S B h f g M m A Figure 11 Am b a a The Derry Collard Co Connecting the instruments . meter and other devices were strewn. A simple switch board .
Сторінка 20
... main switch S , from which it passes by f to wire h . The wires h and g are called bus bars , as they form a common terminus from which the several circuits controlled by the small switches s's ' are derived . If the branch circuits ...
... main switch S , from which it passes by f to wire h . The wires h and g are called bus bars , as they form a common terminus from which the several circuits controlled by the small switches s's ' are derived . If the branch circuits ...
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Загальні терміни та фрази
50 cents alternating current ammeter amperes arc light armature arranged break switches bus bars cables circuit breaker close the circuit Concrete conductors connected with bus construction contacts cross section current passes Derry Collard Derry Collard Co desired devices diagram distributing circuits double throw dynamo Electric erator feed field coils field regulator Figure fully illustrated fuse gas engines ground detector HISCOX inch instruments insulation lamps lightning arrester located Locomotive machine magnet main switch manufacture marble slabs mechanical meter motors nected O'CONOR SLOANE operation panel parallel Phase Switchboard plugs practical rent resistance rheostats safety fuse seen series coils set of busses short circuit shown in Fig shows shunt side sockets spark steam street mains synchronizing terminals three phase three-wire system tion transformers valve vapor vertical voltage voltmeter volts wattmeter Westinghouse wires
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