What is an Electric Arc?Arc DefinitionAn arc is a glowing path created by ionized gas between circuit breaker contacts when they open.Arc in Circuit BreakerThe arc phenomenon in circuit breakers occurs between separating contacts under load, maintaining current flow until quenched.Thermal IonizationHeating gas molecules increases their velocity and collisions, leading to ionization and plasma formation.Ionization by Electron CollisionFree electrons accelerated by an electric field collide with a
07/30/2024
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