Introduction to Power System Protection https://CoursePig.com English | 148 pages | Independently published (May 16, 2022) | B0B14N2CQW | EPUB | 3.82 Mb
Power system protection systems have three basic components: Instrument transformers, Relays, Circuit breakers
The function of the CT is to reproduce in its secondary winding a current I’ that is proportional to the primary current I. The CT converts primary currents in the kiloamp range to secondary currents in the 0–5 ampere range for convenience of measurement.