History

Introduction of Systematic Relay Testing

by Walter Schossig, Germany, and Thomas Schossig, OMICRON electronics GmbH, Austria

At the 33th meeting of the American Institute of Electrical Engineers in Chicago on the 9th of March in 1917 Philip Torchio, chief electrical engineer of New York Edison Co., presented a paper “RELAYS FOR HIGH-TENSION LINES” and reported results of testing a series inverse-time-limit relays in the generating stations of The New York Edison Company. More

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BeijingSifang June 2016