@thesis{thesis, author={Putra Ferdian Yolanda and SP Sampurno}, title ={KOORDINASI SETTING RELE ARUS LEBIH & RELE GANGGUAN TANAH DI GI PAYAKUMBUH AREA SUMATERA BARAT}, year={2017}, url={http://156.67.221.169/1031/}, abstract={On Power distribution process, then the continuity of client service consumer must meet operating standards. Therefore, for review meet the required better coordination protection system so that continuity of service for reviews on electricity distribution can be awake. One of the problems existing in the substation (GI) Payakumbuh is when there is interference on the feeder 20 kV feeders protection express Batang Agam also work. Batang Agam an express feeder supply of hydroelectric power plant kit Batang Agam. Therefore, carried assessment coordination of over current relay (OCR) and ground fault relay (GFR) in side 20 kV feeders, feeder express Batang Agam, and the incoming 20 kV so that coordination can rele work good.} }