Service ReportService Performance and Operational Results

Monthly Report (November 2012)

KARADZHALOVO PV plant 60,4 Mwp

INDEX

1. EXECUTIVE SUMMARY

2. Preventive Maintenance

3. Corrective Maintenance

4. Used parts

1. Executive Summary

During this period of 2012M10 the plant has been monitored and serviced continuously. The Availability Ratio has been of a 100% against the contractual obligations which have been set to 99,00%

The production for 2012M11 has been a 104,0% of the expected according to the irradiation measured and a 127,1% of the reference energy yield.

2. Preventive Maintenance

month PM task frequencyPM done

2012-11 MONTHLY – POWER GENERATOR M 12012-11 BIMONTHLY - POWER GENERATOR BM 12012-11 WEEKLY - SECONDARY ELECTRICAL PANELS (Consumption) W 42012-11 WEEKLY - ARTIFICIAL VENTILATION W 42012-11 MONTHLY - INVERTER M 12012-11 WEEKLY - Secondary Electrical Panels (Inverter output) W 42012-11 WEEKLY - WEATHER STATION W 42012-11 MONTHLY - WEATHER STATION M 12012-11 WEEKLY - COMMUNICATIONS W 42012-11 WEEKLY - SCADA CONTROL W 42012-11 WEEKLY - Secondary Electrical Panels (Level 1 Streams) W 42012-11 WEEKLY - Secondary Electrical Panels (Level 2 Streams) W 42012-11 MONTHLY - Solar Modules M 12012-11 MONTLY – Control buildings M 12012-11 SEMIANNUAL – Low Voltage Channeling W 12012-11 MONTHLY – Clearing and Pest Control M 12012-11 ANNUAL – Low Voltage Channeling A 12012-11 FOUR MONTHLY – Clearing and Pest Control F 12012-11 SEMIANNUAL - Inverters S 12012-11 SEMIANNUAL - Clearing and Pest Control S 12012-11 ANNUAL - Inverters A 12012-11 QUATERLY - Inverters Q 12012-11 QUATERLY – Power Transformer Q 12012-11 QUATERLY – Manual Fire Alarm System Q 1

3. Corrective maintenance

This are a most important issues. All issues are in file baseincidencia Karadzahalovo1

39 7SCB-2, 7str/ 1,2,3,4 panel, 4constr., row 1

PV plant

show low voltage, becouse the panels are damaged yes

was replaced with new solar panels

solar panels SunTech 285W

39 7SCB-2, 8str/ 1,2,3,4 panel, 4constr., row 1

PV plant

show low voltage, becouse the panels are damaged yes

was replaced with new solar panels

solar panels SunTech 285W

39 7SCB-2, 9str/ 1,2,3,4 panel, 4constr., row 1

PV plant

show low voltage, becouse the panels are damaged yes

was replaced with new solar panels

solar panels SunTech 285W

8 2SCB-2/12str.,15panel,2constr.,7row

PV plant

show low voltage, becouse the panels are damaged no

was replaced with new solar panels

one solar panel JA SOLAR 280W

4. Used parts

1. Solar panel Suntech 285W -3 pcs2. Solar panel JA Solar 280W – 1 pcs3. Measuring coil – 4 pcs4. Fuse 6A – 1 pcs