The differences between PPA (Power Purchase Agreement) and customer self-investment are as follows:
| Private PPA | Self-Investment | |
|---|---|---|
| Solar system | Etth investment 100% | Self-Investment 100% |
| Investment | 0 THB | Self-Investment 100% |
| Saving | Electricity bill saving 15 – 25% | Electricity bill saving 100% |
| Ownership Rights | Transfer of ownership after the contract ends. | Clients |
| Maintainance | Coverage 10 – 20 Years | Free 2 Years |
| System warranty | Coverage 10 – 20 Years | Solar PV Panel 25-25 Years Inverter 10 Years System coverage 2 years |
| Insurance coverage | Coverage 10 – 20 Years | Normally 2 Years |
| Benefits |
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Sample Project Thepsatri Rajabhat University, Lop Buri
The Provincial Electricity Authority (PEA) has conducted a survey of the area to evaluate the feasibility of installing a Solar Rooftop system. Initially, an area of approximately 4,645 square meters has been identified as having the potential for Solar Rooftop Installation. Based on historical electricity usage statistics, it has been determined that Thepsatri Rajabhat University is suitable for installing a Solar Rooftop with a maximum power production capacity of approximately 582.30 kWp, This information can be summarized in the table outlining the potential fore electricity cost savings and investment models.
Location: Thepsatri Rajabhat University, Lop Buri
Project Size: 528.3 kWp
Expected COD: September 2023
Value Include VAT: 44,352,428 Baht
Offer-taker & PPA : 20-year PPA
Sample project Srisaked Rajabhat University, Sri Saket
Using the Helloscope Program and historical electricity usage statistics, the company has conducted an initial assessment of the potential for installing Solar Rooftop systems. It has been determined that Srisaked Rajabhat University is suitable for the installation of a Solar Rooftop with a maximum power production capacity of approximately 435.6 kilowatts (kWp). Below is a summary of thes findings
Location: Srisaked Rajabhat University, Sri Saket
Project Size: 435.6 kWp
Expected COD: 2024
Value Include VAT: 34,394,053 Baht
Offer-taker & PPA : 20-year PPA
Sample project Valaya Alongkorn Rajabhat University, Pathum Thani
Based on the survey conducted by the Provincial Electricity Authority (PEA), an area of approximately 9,013 square meters has been identified as suitable for installing a Solar Rooftop system at Valaya Alongkorn Rajabhat University. Additionally, historical electricity usage statistics indicate that the university is well-suited for the installation of a Solar Rooftop, with a maximum power production capacity estimated to be at least 1,205.54 kWp. This information can be summarized as follows.
Location: Valay Alongkorn Rajabhat University, Pathum Thani
Project Size: 1,205.54 kWp
Expected COD: 2025
Value Include VAT: 74,169,352 Baht
Offer-taker & PPA : 20-year PPA
