Electricians' operating and testing manual; a hand book for men in charge of electrical apparatus, repair men, trouble men, lamp trimmers, and electricians generally (1916)
Horstmann, Henry Charles, Tousley, Victor Hugo, 1875- joint author · Chicago, F.J. Drake & co · leaf 344
201 the dial at the right indicates 9 kilo- 338 Operating and Testing watt hours; the second dial 9; the third 4. and thefourth 9, making a total reading of 9499 kilowatthours. On some types of meters a multiplier is used. Thisis generally given on the meter dial and the readingsas indicated by the… … Figure 202 used on circuits where it is desired to know the maxi-mum current which has passed through the circuit.In the diagram, B is a glass bulb connected to a tubeU which is partly filled with a liquid. Around bulbB is wound a resistance wire which carries the maincurrent. When current flows in…
Electrical engineering · Electric testing
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