Analisis Koordinasi Over Current Relay (Ocr) Dan Ground Fault Relay (Gfr) Pad…

Overcurrent relay is the main protection equipment in the distribution system, where the relay is installed at many points according to the existing distribution system. In order for the system to have high quality in the distribution of electric power, all installed OCR and GFR overcurrent relays must coordinate with each other where there is a main relay and a backup relay that must be p…