21/11/2019

Rooftop solar PV – Good option for offices and household buildings

The total investment cost reduced significantly compares with last year, the current investment for 1kWp solar-powered system is about 20 million VND, depending on the panel types, capacity and installation conditions.

Install solar panels with capacity from 5kWp to 30 kWp on rooftop of buildings which use a lot of electricity during the day and little at night like public offices companies, schools … not only helping investors to reduce electricity consumption, but also helps to reduce the amount of highly priced electricity (ladder price list policy of EVN), excess reselling generated electricity can be enough to pay for other fixed expenses such as water, internet … Additionally, installing solar panels system also helps to cool the roof, sunshade but still ensure the illumination of the skylight area.

Reference information:

Total investment for 5 kWp solar power system is only about VND 100 million (US technology panels, manufactured in Thailand, high-quality equipment and inverter). 700 kWh is generated each month, and 30 m2 rooftop area.

Images of 16kWp solar panel system in An Phu, Dist 2 – installed by CEH