Direct measurement of surge currents

Discussion and authors´ closure of a paper by C. M. Foust and J. T. Henderson published in the April 1935 issue, pages 373–8, and presented for oral discussion at the instruments and measurements session of the summer convention, Ithaca, N. Y., June 25, 1935. W. W. Lewis (General Elec. Co., Schenectady, N. Y.): It may be of interest to list some applications of surge crest ammeter magnets which have been made in the past 2 or 3 years. The towers of the following lines have been completely equipped, in some cases with 4 brackets and in the remainder of the cases with one bracket per tower: The Pennsylvania Power and Light Company´s 220 kv, 65 mile Wallenpaupack-Siegfried line, the Appalachian Electric Power Company´s 132 kv, 65 mile Glenlyn-Roanoke line, the Pennsylvania Water and Power Company´s 220 Kv, 70 mile Safe Harbor-Westport line, and the Philadelphia Electric Company´s 66 kv, 14 mile Philadelphia-Chester line.