Controlled Switching For Auto Reclosure Of Circuit Breaker Based On Compensation

Abstract: Embodiments herein provide a method (200) for executing auto-reclosure of a circuit breaker, CB, (110) connected to a transmission line (120). The method (200) comprises receiving (210), from at least one measuring instrument (130) connected to the transmission line (120), one or more signals representing electrical conditions of the transmission line (120). Further, the method (200) comprises determining (220), based on the received one or more signals, a degree of shunt compensation that is being applied to the transmission line (120). Furthermore, the method (200) comprises transmitting (230) a command for auto-reclosure of the CB (110) according to the determined degree of shunt compensation. Corresponding intelligent electronic device, IED, and computer program product are also disclosed.

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