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 206
range sothat the carbons may be either together or separated 202 Operating and Testing when the lamp is at rest. In the first case the firstimpulse of current separates the carbons, and in theother it must draw them together to start the arc. The diagram of the connections of a lamp designedto burn… … Figure 135 noticed that the magnet winding of this cut-out is incircuit with the shunt coil and the current through it,therefore, increases as the arc grows longer. If thecarbons fail to feed, or if the arc grows very long,and in consequence is extinguished, the current flow-ing through this magnet…
Electrical engineering · Electric testing
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