Electricians' operating and testing manual; (1910)
Horstmann, Henry C. [from old catalog], Tousley, Victor Hugo, 1875- [from old catalog] joint author · Chicago, F. H. Drake & co · leaf 164
tions to some direct current as shown in Figure109. A direct current applied to a transformer willcause one impulse to be given to the voltmeter or gal-vanometer shown in the secondary. On each trans-former mark that wire of the primary which gives acertain deflection on the voltmeter and in… … mmm /vww\ MMM }}{ Figure 110 In Figure 110 another system of banking transform-ers is shown that often leads to trouble. If the pri-mary fuse in one transformer blows, it is evidentthat current from the other transformers will circu-late in the secondary and thus add the transformerto the load in…
Electrical engineering · Electric testing
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