tender for upgradation of internal electrical installations fans, and light fittings to the following buildings at niot, port blair sh. 1 upgradation of guest house, sh.2 upgradation of gym, sh.3 upgradation of bachelor accodmation, sh.4 replacement of all conventional fittings with energy effecient fittings and providing wall mounted fans in the lab cum administrative building and quarters at niot, port blair, sh.5 replacement of all conventional fittings with energy effecient led fittings and replacement of old /obsolute ceiling fans and exhaust fans in all residential quarters (ty - ii 6 nos, ty - iii 6 nos, ty - iv 6 nos & ty -v 2 nos) niot port blair, sh.6 providing ro water purifier in administrative building sh. repalcement of contactor of amf panel of 125 and 200 kva dg sets.