What is Power system protection?
[[File:Protective relay.jpg|thumb|Power system protection device]] '''Power system protection''' is part of an [[electric power system]]. It protects an [[electrical network]] from [[faults]] by isolating the faulted parts from the healthy parts. This keeps the power system working as much as possible. ==Protective devices== * [[Instrument transformer]] * [[Relay]] * [[Circuit breaker]] [[Category:Electricity]] {{sci-stub}}