Tender For corrigendum : repairs, maintenance of lightening arrester, equipment earthing, aviationobstructionlights and solar equipments and connected accessories at afs thanjavur
Tender For supply of sitc of conventional earthing solar based aol at chennai airport c c - supply of conventional type earthing using 600x600x3 15mm copper plates-copper strips size 25x3mm of required length purity of copper greater than 90 percent with lab certif - charcoal and salt etc. , supply of equipotential earth bar -eeb- copper purity of copper greater than 90 percent with lab certificate for equipotential bonding for connecting the earth 120x60x6 , suitable enclosure made of uv resistant polycarbonate rated minimum ip65 for eeb covering. , supply of copper cable for earth bonding size 35 sq mm 1 core green colour as per is 694 laying through 40mm b class gi pipe for connecting earth-pits with eeb , supply of gi pipe 40mm b class for laying copper cable , supply of bimetallic connectors for non- copper to copper connection , supply of solar based aviationobstructionlights , supply of surge protection device , suitable enclosure made of uv resistant polycarbonate rated minimum ip65 for spd , supply of accessories- brass bolts and nuts, ss fitting clamps, ss 304 nut bolts, ss tie gi bend etc. concrete foundation, tags for proper marking of terminals etc. , installation, testing and commissioning charges