Switchboards for Power, Light and Railway Service, Direct and Alternating Current, High and Low TensionDerry-Collard Company, 1905 - 192 стор. |
З цієї книги
Результати 1-5 із 18
Сторінка 59
... , 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.
... , 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 61
... blade of the S " switch plays the part of an equalizing bus . This ar- rangement is not adapted to Fig . 18 , owing to the fact that the generators are not required to operate separately , but at all times feed into the same system of ...
... blade of the S " switch plays the part of an equalizing bus . This ar- rangement is not adapted to Fig . 18 , owing to the fact that the generators are not required to operate separately , but at all times feed into the same system of ...
Сторінка 65
... blade . With this connection the three generators will feed into the whole system and the two sets of busses will become practically one set . In each set of busses there is an equalizing connection , so that two or more generators may ...
... blade . With this connection the three generators will feed into the whole system and the two sets of busses will become practically one set . In each set of busses there is an equalizing connection , so that two or more generators may ...
Сторінка 111
... blades of D on the right side , and thence to the line terminals N N ' , one side of the circuit passing through the ammeter Am ' . The top and bottom terminals of the generator are connected with the two left - side blades of D , and ...
... blades of D on the right side , and thence to the line terminals N N ' , one side of the circuit passing through the ammeter Am ' . The top and bottom terminals of the generator are connected with the two left - side blades of D , and ...
Сторінка 139
... wattmeters , to measure the power passing to the out- going circuits , and three main switches , the blades of which are protected by hard rubber shields so that they Figure 84 Oil break Switches . may not be touched 139.
... wattmeters , to measure the power passing to the out- going circuits , and three main switches , the blades of which are protected by hard rubber shields so that they Figure 84 Oil break Switches . may not be touched 139.
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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