Bengaluru: Tata Power Solar on Wednesday commissioned a 100 kilowatt (kW) rooftop solar plant at Toyota Kirloskar Auto Parts Ltd. at Bidadi on the city's outskirts, the solar firm said on Wednesday. "The rooftop plant was installed in a record 21 days on the top of the administrative building of the Japanese auto parts factory in the Bidadi industrial estate, about 30 km from the city centre," the Tata Group company said in a statement here. To be used for captive consumption, the 340 modules used for the project will generate 146,000 units of power and offset 117 tonnes of carbon dioxide annually. "We believe adoption of solar in the industry by Toyota's joint venture will help build momentum and could be a tipping point for other auto component manufacturing companies to go green,a Tata Power chief executive Ashish Khanna said on the occasion. With 112 megawatt of rooftop and distributed generation projects across the country, Tata Solar is ranked first in the solar rooftop market by 'Bridge to India', a leading consultancy and knowledge services provide in the renewable market. "As a responsible corporate citizen, we are focused on energy security and environment. We have nurtured green initiatives and believe in renewable energy to enable a more sustainable business process," Toyota joint managing director K.G. Mohan Kumar said in the statement. As one of the largest solar manufacturers in India, the Tata solar power firm has a production plant in on the city's outskirts, with 300 mw production capacity and 180 mw of cells.