Abstract

The article continues a complex research of the operation of standard microprocessor protection of feeders of the AC overhead contact system DPA-27.5-TNF operated at the Zabaikal’skaya railway in regards to the possibility of obtaining the array of information in the online mode on the magnitudes of start-up and transient currents that flow in the traction network in different recurring modifications of the train schedule (TS). In the future, it would reduce the number of relay protection tripping events due to undetermined causes, thereby increasing its selectivity.

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