Widagdo, R.S. et al. 2026. Analysis of Estimated Generator Lifespan at Siman Hydroelectric Power Plant Based on Insulation Resistance Testing. Jurnal Riset Rekayasa Elektro. 8, 1 (Jun. 2026), 35–49. DOI:https://doi.org/10.30595/jrre.v8i1.26974.