Principles and practice of electrical engineering (1914)
Gray, Alexander, 1882-1921 · New York [etc.] McGraw-Hill Book Company, inc. · leaf 162
5ERSE5 HELD Fig. 164.—Automatic starter with three switches and with the starting-resistance. The contacts g3 are the only ones that carry current continu-ously because, when C3 closes, current no longer passes through 138 PRINCIPLES OF ELECTRICAL ENGINEERING [Chap, xxi Ci and C2 because it has an…
Electrical engineering
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