Tender For execution of residual signaling and telecom works in connection with improvements in earthing arrangements and lightning & surge protection devices including provision of isolating spark gaps and exothermic welds to increase system reliability at various locations of ranchi division.
Tender For corrigendum : maint and repairs to bldg, equipment earthing system, lightning protection system, dbs, lt switch gears along with connected items at afs bidar
Tender For supply and installation of lightening protection system class a type, detail as follows- (1) lightening arrester technology: advance early steamer emission. material: high current discharge stainless steel. international standards: nfc 17- 102. (2) mast material: frp pipe and high-grade aluminium. dimension: 50mm. length: 2 metres frp pipe and 2 metres high grade aluminium mast. (3) down conduct cable: pvc insulated copper cable. dimension: 50 sq. mm, length: 75mtrs (per set) lightning strike counter number of counts: 6 digits. current sensitivity: 1ka to 200 ka, 8/20 & 10/350 micro/sec. induction shunt: 0.5 micro.(4) two (02) no. of maintenance free earth with all required consisting as per specification no. rdso/spn/197/2016 ver 1.0 or latest with all required copper cables and strips. installation of class a type lightening protection should be as per the tan no:- sts/e/tan/3006, version- 3.0 ; dated:- 08.01.2025 (tan specs attached as annexure.) [ warranty period: 30 months after the date of delivery ]
Tender For construction of automated antenna measurement facility at scc campus istrac bangalore electrical works internal electrification telephone lan smoke detection earthing and lightning protection system
Tender For supply and installation of lighting protection system for tm5 at tnpl unit ii - supply and installation of lightning protection system for tm#5 at tnpl unit ii