MUMBAI: Indian Renewable Energy Development Agency on Wednesday filed an insolvency plea against troubled Gensol Engineering over a default of Rs 510 crore, the power financier said in an exchange filing.The application was filed under section 7 of theInsolvency and Bankruptcy Code.Troubles at Gensol unfolded after a Sebi probe revealed in April that the company’s promoters, Anmol Singh Jaggi and Puneet Singh Jaggi, used loans from several creditors, taken in the name of Gensol, to buy a luxury flat, inflate Gensol’s stock price, for personal use through their private ventures, and for purposes other than those for which the loans were taken. They were also found to have forged no-default letters from lenders like IREDA and PFC to…