Differential protection is best understood as a fault control philosophy rather than a component category. The relay itself is secondary to the scheme it enforces. Once a zone is defined, the system ...

Cooper Power Systems has designed its full-featured differential relay, the iXP-420, to provide comprehensive two-winding transformer protection, and monitoring and control. The iXP-420 incorporates ...

Abstract: Protective relay is used to protect power systems. The main requirements on protective relays are selectivity, reliability and speed. Differential relay, which is based on the measurements ...