Convention, Bagian 3 |
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Halaman 7
... transformer under test , this shows that at no - load the voltage of this transformer is lower than that of the standard transformer . In this case the voltage leads to the wattmeter should be reversed at the start to bring the readings ...
... transformer under test , this shows that at no - load the voltage of this transformer is lower than that of the standard transformer . In this case the voltage leads to the wattmeter should be reversed at the start to bring the readings ...
Halaman 91
... transformer and a test transformer to a source of proper voltage . The secondaries of these transformers are connected in series opposition to the movable coil circuit of the instrument . A third transformer is connected to the source ...
... transformer and a test transformer to a source of proper voltage . The secondaries of these transformers are connected in series opposition to the movable coil circuit of the instrument . A third transformer is connected to the source ...
Halaman 166
... transformer by short - circuit usually involves the others . A device recently de- veloped called an alternating - current network protector is de- signed to instantaneously disconnect a defective transformer , thus protecting the ...
... transformer by short - circuit usually involves the others . A device recently de- veloped called an alternating - current network protector is de- signed to instantaneously disconnect a defective transformer , thus protecting the ...
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3-phase Alternating Current alternating-current ammeter amperes apparatus boiler cable capacity cent Chairman circuit coal coil Committee condenser conductor connected construction cost DEMAND INDICATOR designed device direct current distribution diversity factor duct economizer Edison efficiency Elec Electric Company engine equipment feeder Francis turbine fuel fuses gates governor effort ground hydro-electric inductive industry installation instrument insulators kilowatts lamps Light & Power lightning arresters load machine manholes manufacturers maximum ment method miles motor oil switches operation Overhead Line Pacific panels phase pipe plant polyphase potentiometer Power Company practice present pressure pump railway regulation rheostat rules safety secondary short-circuit shunt single-phase standard station steam street substation supply surface condenser switchboard synchronous condensers temperature tion trans transmission turbine unit Utah voltage voltmeter volts water power water wheel water-power watthour meter wattmeter Westinghouse wire