Provision Of Lightning Arrestor With Chemical Earthing Pit For Dcn Satcom Antenna And Certain Recees Led Fitting At 731 Su At Af Stn Pathankot, GE (AF) Pathankot-Punjab

provision Of Lightning Arrestor With Chemical Earthing Pit For Dcn Satcom Antenna And Certain Recees Led Fitting At 731 Su At Af Stn Pathankot , m&l in replacement for maint free chemical earthing pit for electric equipement/lightening protection comprising of 3 nos copper earthing electrode compound filled model 80 mtpbc , length 3000mm internal strip size 50x6 copper electrode diameter 80 mm make : true power/ jmv/ powertrac . fixed in three different earth pit of size 3 . 3 mtr deep placed in a triangular position at a distance 3 mtr each , earth pit filled with earth gel with hardener soil resistivity improvement powder compound make of compound true power/jmv/powertrac ( hygroscopic in nature ) earth electrodes inter connected using copper strip of size 25 mm x3 mm and one test point made of copper plate of size 75x75x3mm thick connecting to all three earth pits using copper strip of size 25x3 mm with soldering or brazing all as required including boring hole for earth pits and removal of surplus soil , refilling of vegetation soil and earth pits frp earthing chamber cover earthing pit . earthing chamber frp 420mm ( top ) , 340mm ( base ) , 210mm height for test points and frp based earthing display board with support stand , frp coated width 254mm , length-380mm , height 610mm . , complete all as required and directed . ( i ) m&l for earth continuity conductor as main earthing land fixed to wall as batten etc . all as required of size 25x3mm copper strip . ( ii ) m&l tubing gi med grade 40mm dia for protection of earthing strip and passing the road/passes and etc . ( iii ) on testing after completion if the desired resistenance is not obtained the contrator shall redo the earthing without any extra cost to the department . -qty 01 nos supply and fix copper strip 20 mm x 3 . 15 mm complete with saddles and fixing screws for fitting the strip complete all as specified and directed by engr -in-charge . -qty 14 rm s & f tubes , light grade galvanised , with all fitting and fixed complete to walls and ceilings or laid in floors of 20 mm bore complete all as specified- qty 08 rm s & f air termination single pointed aluminium rod 12 mm dia and 300 mm long to walls/roofs/pipes with suitable clamp of ms with bolts and nuts etc required at site complete all specified and as directed . - qty 01 nos surface mounted recessed led full output lumainaire with recessed full output 36 w led tile with high transmittance diffuser to provide soft glare free light for ceilling cutout size 2x2 including connecting electricaly to ceiling rose using cord flexible 3 core pvc insulated over all sheathed with flexible copper conductor of size 0 . 75 sqmm complete all as specified and directed by engr -inb-charge . - qty 10 nos

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INR 99900.0 /-

Name of Work: Provn of Lightning arrestor with chemical earthing pit for DCN SATCOM Antenna and certain recees LED fitting at 731 SU at AF stn Pathankot & Provn of flame proof lights in pyrotechnic store for ATC and Exhaust fan in Cook Toilet in No-1 Airment mess at Air Force Station Pathankot. "
	Item Description	Item Code / Make	Quantity	Units
1	M&L in replacement for maint free chemical earthing pit for Electric Equipement/lightening protection comprising of 3 Nos copper earthing Electrode Compound filled Model 80 MTPBC, Length 3000mm internal strip size 50X6 Copper electrode diameter 80 mm Make : True Power/ JMV/ Powertrac. Fixed in Three different earth pit of size 3.3 mtr deep placed in a triangular position at a distance 3 mtr each, earth pit filled with earth gel with hardener Soil Resistivity improvement Powder Compound make of compound True Power/JMV/Powertrac (hygroscopic in nature) earth electrodes inter connected using copper strip of size 25 mm x3 mm and one test point made of copper plate of size 75x75x3mm thick connecting to all three earth pits using copper strip of size 25x3 mm with soldering or brazing all as required including boring hole for earth pits and removal of surplus soil , refilling of vegetation soil and earth pits FRP Earthing chamber cover earthing pit .Earthing Chamber FRP 420mm (Top),340mm (Base),210mm Height for test points and FRP Based Earthing Display Board with support stand , FRP coated width 254mm,Length-380mm, Height 610mm., complete all as required and directed. \n(i) M&L for earth continuity conductor as Main earthing land fixed to wall as batten etc. all as required of size 25x3mm copper strip. \n(ii) M&L Tubing GI med grade 40mm dia for protection of earthing strip and passing the Road/passes and etc.\n(iii) On testing after completion if the desired resistenance is not obtained the contrator shall redo the earthing without any extra cost to the department .-Qty 01 Nos\nSupply and fix copper strip 20 mm x 3.15 mm complete with saddles and fixing screws for fitting the strip complete all as specified and directed by Engr -In-Charge. -Qty 14 RM\nS & F Tubes, 'light grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors of 20 mm bore complete all as specified- Qty 08 RM\nS & F Air termination single pointed aluminium rod 12 mm dia and 300 mm long to walls/roofs/pipes with suitable clamp of MS with bolts and nuts etc required at site complete all specified and as directed.- Qty 01 Nos\nSurface mounted recessed LED full output lumainaire with recessed full output 36 W LED tile with high transmittance diffuser to provide soft glare free light for ceilling cutout size 2'x2' including connecting electricaly to ceiling rose using cord flexible 3 core PVC insulated over all sheathed with flexible copper conductor of size 0.75 sqmm complete all as specified and directed by Engr -Inb-Charge. - Qty 10 Nos		28500	Sqm