Global transmission capacity was estimated to have reached 20,397,232MVA by the end of 2022 and is forecasted to grow to 28,341,693MVA by 2028. Indonesia had 154,673MVA of capacity in 2022 and this is expected to rise to 166,574MVA by 2028. Listed below are the five largest transmission projects by capacity in Indonesia, according to GlobalData’s power database. GlobalData uses proprietary data and analytics to provide a complete picture of the global transmission segment. Buy the latest transmission substation project profiles here.

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1. Ampel Substation – Upgrade – 500/150 kV

Ampel Substation – Upgrade – 500/150 kV is a 500/150kV substation located at Ampel, Central Java, Indonesia. The substation is proposed and is expected to be commissioned in 2028. The Ampel Substation – Upgrade – 500/150 kV will be operated by PT PLN (Persero).

The designed voltage level of the substation is 500/150kV and the operating voltage level is 500/150kV. The step in voltage of the project is 500kV and the step out voltage is 150kV. Upon completion, the substation will be able to operate at 1000MVA.

Ampel Substation – Upgrade – 500/150 kV is owned by PT PLN (Persero).

2. Cibatu Baru/Deltamas Substation – Upgrade – 500/150 kV

Cibatu Baru/Deltamas Substation – Upgrade – 500/150 kV is a 500/150kV substation located at Cibatu Baru, West Java, Indonesia. The substation is planned and is expected to be commissioned in 2024. The Cibatu Baru/Deltamas Substation – Upgrade – 500/150 kV will be operated by PT PLN (Persero).

The designed voltage level of the substation is 500/150kV and the operating voltage level is 500/150kV. The step in voltage of the project is 500kV and the step out voltage is 150kV. Upon completion, the substation will be able to operate at 1000MVA.

Cibatu Baru/Deltamas Substation – Upgrade – 500/150 kV is owned by PT PLN (Persero).

3. Galang Substation – Upgrade – 500 kV

Galang Substation – Upgrade – 500 kV is a 500kV substation located at Galang, North Sumatra, Indonesia. The substation is proposed and is expected to be commissioned in 2029. The Galang Substation – Upgrade – 500 kV will be operated by PT PLN (Persero).

The designed voltage level of the substation is 500kV and the operating voltage level is 500kV. The step in voltage of the project is 500kV.

Galang Substation – Upgrade – 500 kV is owned by PT PLN (Persero).

4. Gandul Substation – Upgrade – 500 kV – Phase II

Gandul Substation – Upgrade – 500 kV – Phase II is a 500kV substation located at Gandul, West Java, Indonesia. The substation is proposed and is expected to be commissioned in 2029. The Gandul Substation – Upgrade – 500 kV – Phase II will be operated by PT PLN (Persero).

The designed voltage level of the substation is 500kV and the operating voltage level is 500kV. The step in voltage of the project is 500kV.

Gandul Substation – Upgrade – 500 kV – Phase II is owned by PT PLN (Persero).

5. Tanjung Jati B Substation

Tanjung Jati B Substation is a 500/150kV substation located at Tanjung Jati B Power Plant, Central Java, Indonesia. The substation is proposed and is expected to be commissioned in 2029. The Tanjung Jati B Substation will be operated by PT PLN (Persero).

The designed voltage level of the substation is 500/150kV and the operating voltage level is 500/150kV. The step in voltage of the project is 500kV and the step out voltage is 150kV. Upon completion, the substation will be able to operate at 500MVA.

Tanjung Jati B Substation is owned by PT PLN (Persero).

For more details on the latest transmission substation projects, buy the project profiles here.

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GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.

GlobalData’s Power Intelligence Center provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide, while its capacity and generation database provides historic and forecast power generation and generation capacity by technology as well as consumption, imports and exports for over 170 countries.