Zusammenfassung
Since optical instrumentation technology provides excellent
electromagnetic noise rejection and high insulation performance,
it can be effectively applied to many applications for maintenance
and supervision of electric power systems. The optical current
transformer developed is based on the principle of Faraday
Effect. Also, the information measured by the optical CT is transmitted
to the ground side through optical fibers contained in an
insulator. As an application of the optical CT, a new fault location
system has been developed.
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