DETAIL DOCUMENT
ANALISIS PERBANDINGAN BIAYA PEMELIHARAAN RUTIN DAN PEMELIHARAAN PREDIKTIF DI GARDU INDUK 150 KV JAJAR SURAKARTA
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Institusion
Institut Teknologi Perusahaan Listrik Negara
Author
Purnomo, Fredy Dwi
Paryoto, Djoko
Subject
Teknik Elektro 
Datestamp
2019-11-08 04:01:02 
Abstract :
Power Substation is an electrical instalation which consist of electrical equipments as well as a center of load dispatch taken from transmission line. The function of power substation is to transform electrical power from one high voltage to another high voltage or from a high voltage to medium voltage lines. Another functions of power substation are designated for the measurement function, operating supervision function, also to set protections for the electrical power systems themselves. In procedural manner, electrical power is transmitted from an electrical power plant to consuments through some unit of power substations. The roles of power substation is very important as a fault in electrical equipments of the power substation taking a place, the activities that depens to the power substation are automatically disabled and it will eventually cause some loss of voltages for PT.PLN (Persero) and the costumers. In summary, the power substation units definitely require a proper maintanance method. The case studies is mainly focused in the discourse of comparing the routine maintenance and predictive maintenance expenses, in conjunction to technicals and economicals for Bay Trafo 1 at Gardu Induk 150 KV Jajar Surakarta. 
Institution Info

Institut Teknologi Perusahaan Listrik Negara