SC14S is a self-powered, single-phase, non-directional, Earth fault relay with one measuring element.Salient featuresMicro-controller based designDraw out facilityBuilt in Third Harmonic Filter.It helps to avoid spurious tripping in harmonic rich power systemsInstantaneous time delay or delay of 100 ms, 200 ms can be setCurrent Input: 1A 5AApplicationThe relay can be used for differential protection of generators, REF applications of generators and transformers in all low voltage, medium voltage sub-stations.