ADB-PLN Electrical Grid Strengthening Program

Investment planning has neglected networks leading to higher ADB costs and inadequate reliability. Unrealistic demand and generation planning led to greatly exceeded reserve margins Meanwhile, inadequate networks mean that service quality remains poor in many regions. Capacity (MW) 100,000 90,000 80,000 70,000 60,000 50,000 40,000 50% Aceh 45% 40% 35% 30% 25% 20% Margin (%) Kep. Riau Kalimtan Utara Sumatera Utara Kep. Riau uku Utara Kalimantan Timur dlawesi Utara Kalimantan Barat Sororitdi Sumatera Barat Sulawestengah Kalimantan Tengah Sulawesi Barat Ben Sumatera Selatan tan Selatan 1 Sulawesi Selatan Sulawesi Tenggara Lambung DKI Jakarta Banten Jawa Bara Jawa Tengah Jawa Timur D. I Yogyakarta Nusa Tenggara Barat 30,000 20,000 15% 10% SAIDI [hours/year] < 6 Highly Satisfactory 10,000 5% 6-12 Satisfactory 12-24 Marginally Satisfactory 0 0% 24-36 Unsatisfactory 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 >36 Highly Unsatisfactory Existing (Derated) Ongoing and Committed Planned Target reserve margin Planned reserve margin Source: RUPTL 2019-28. Date 23rd Feb 2021 Source: Processed based on Statistik PLN 2018 Source: PLN Statistics 2018. Papua Barat Papua

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