Ratchaburi Electricity Generating Holding PCL.
43
Limited and Ratchaburi Alliances Company Limited,
which are the Company’s subsidiaries hold 50 per
cent and 25 per cent stake respectively in the two
companies. Power sales income is divided into two
parts which are Availability Payment and Energy
Payment, similar to the basic incomes of Ratchaburi
Electricity Generating Company Limited.
2. Chubu Ratchaburi Electric Service Company
Limited in which the Company holds 50 per cent
stake received income from providing operating and
maintenance service under the 14-year contract
with the Ratchaburi Power’s Power Plants, including
two blocks of thermal power plant, each with 700
megawatts installed capacity.
3. Southeast Asia Energy Company Limited in
which the Company holds 33.33 per cent stake
received income from sales of electricity generated
by the Nam Ngum 2 Hydroelectricity Power Plant.
Southeast Asia Energy has a 25-year PPA with EGAT
starting from the commercial operation date. The
Initial Operation Date is 26 March 2011.
4. Solarta Company Limited in which the
Company holds 49 per cent stake operates eight
solar power plants with 34.25 megawatt combined
nameplate capacity. It has non-firm power purchase
for very small power producer with the Provincial
Electricity Authority (PEA) and received adder of eight
baht per unit from the Electricity Development Fund
for 10 years. In 2012, the eight power plants began
commercial operation and supplied electricity to
PEA. Power sales income is divided into three parts
as follows:
1) Energy Payment: calculated from price of
electricity at the voltage of 11-33 KW as EGAT sells
to others.
2) Adder: this depends of the type of fuel
used for electricity generating
3) Float Time (FT): calculated based on the
wholesale FT
5. First KoratWind Company Limited inwhich the
Company holds 20 per cent stake operates a wind
farmwith nameplate capacity of 103.50megawatts. It
has a non-firm power purchase agreement for small
power producer with EGAT and received adder of
Baht 3.5 per unit for 10 years from the Electricity
Development Fund under the Electricity Regulatory
Commission. The company began commercial
operation and supplied electricity to EGAT on 14
November 2012. Its electricity sales income includes
Energy Payment, Adder and wholesale FT, similar to
that of Solarta Company Limited.
6. Solar Power Company Limited (Korat 3, Korat
4 and Korat 7), in which the Company holds 40 per
cent stake, produces solar power with 18 megawatt
nameplate capacity. The three power plants began
commercial operation and supplied electricity to
PEA on 9 March 2012, 14 May 2012 and 30 May 2012
respectively. It also has non-firm power purchase for
very small power producer with PEA and received
Baht 8Adder per unit fromtheElectricityDevelopment
Fund under the Electricity Regulatory Commission for
10 years. Its electricity sales income covers Energy
Payment, Adder and wholesale FT, similar to that of
Solarta Company Limited.
