Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 1363
gap, GL. The illustration (Fig. 631) of the 2,200volt arrester shows that the low resistance actually performsthis function. This breaking back effect is valuable indischarging lightning of low frequency, in a manner betterthan has been obtained before. 1334 Steam Engineering After the spark… … Fig. 630installation of a 12,000-volt, three-phase, multigap light-ning arrester in the garfield park sub-station of thewest chicago park commission group of gaps^ GM^ until the end of the half cycle of thegenerator wave. At this instant the medium resistance^ M^aids the rectifying quality of the…
