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KOORDINASI SISTEM PROTEKSI OCR/GFR PADA PENYULANG 20 KV DI GI GARUDA SAKTI
Abstract
Pekanbaru Transmission Service Unit is one unit of Sumatera Distribution and Load Control Central is responsible for electricity distribution services efficiently with good quality and reliability in Riau. In 2013,the problemsin Pekanbaru Transmission Service Unit is the increasing faultin the incoming feeder 20kV that one contributing factoris the increase in fault at 20kV outgoing feeders. This paper is write with the aims for guarantee of continuity of the distribution of electric energy to consumers. Research focused on fault in incoming feeder that caused by Perawang outgoing feeders in Garuda Sakti substation. Using the short-circuit current calculations with actual data obtaineda new setting value. Based on the results of analysis, known that the application of protection with a basic calculations using assumptions data less precise that is necessary to resetting. This is what the author adopted as afinal project with the title Coordination of OCR/GFR Protection Systems in 20 kV Outgoing Feeders at Garuda Sakti Substation.
By applying the calculation with good and correct settings on protection system, similar fault will not occuragain so that the quality of the electrical energy that is distributed to consumers can be maintained.
Keywords : Coordination of OCR/GFR Protection Systems in 20 kV Outgoing Feeders, Protection Systems, Resetting protection systems, Fault Feeders.
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