bids are invited for provn of air conditioner supply and install split air conditioning unit white inverter type , supply and fix voltage stabilizer for automatic operation , supply and fix voltage stabilizer for automatic operationcomma single phase , material and labour for submain wiring 2 runs of 4 sqmm , supply and fix 20 amp industrial metal , excavation in trenches not exceeding 1 point 5m , removal of excavated material to a distance not exceeding 50m , returning filling excavated soil in trenches including spreading levelling , sand cushioning to underground cables with sand , supply and fix pcc cable cover for protection of cable , supply and fix low density polyethylene pipes ldpe , material and labour for earthing complete with galvanised steel earth , supply and laying and testing 16 sqmm 2 core xlpe cable pvc insulated screened , supply and fix stand powder coated including total quantity : 327