selection appointment of an agency for supply and installation/retrofitting of energy efficient appliances such as 9w led bulb, 20w led batten , max.35w bldc ceiling fans and 70w led street lights, 110w led street lights, 190 w led flood lights in 62 nos aptransco eht substations at visakhapatnam and kadapa zones (i.e., visakhapatnam, srikakualam, vizainagaram, anantapur, and chittoor circles)
