tender for replacement of 4x80 ton central ac plant ( utility ) ke 4 unit me 2 unit cable, panel, electrical and related work. . part-b ( vidyut awam annya sambandhit karya ) , required modification in existing main mcc panel to suit the new chiller feeder requirement. upgradation of existing starter feeder to suitable capacity new feeder- including all accessories and internal panel wiring. incoming- 1250 amps - 01 outgoing- chiller – 04, cond. pumps-04, chiller pumps-04, ct-03, heater-03 , supply installation testing commissioning of starter panel of 125a, 3 phase -415v made out 2mm ms sheet, powder coated, power & control wiring for ahu as per motor capacity. i / c – 125a, indicating lamps, metering, ct, selector switches. o / g – power contactors, o / l relay, single phase preventer , supply & laying of control cable pvc insulated pvc sheathed steel armoured, 2c x 1.5 sq.mm , supply & installation of required sizes of perforated ms cable trays with perforated sections, joined with connections, suspended drop the ceiling with ms suspenders including bolts and nuts, painting suspenders etc. as required. , accosting lining of ahu rooms with 50 thick fibre glass wool & rubber insulation, including all other necessary item. , damage insulation of duct with required by 19 mm thick nitrile rubber insulation. , supply, installation of frls flexible canvas connection. , supply & laying of power cable pvc insulated, armoured al conductor 120 sq.mm 3.5 core.1100 v with all necessary laying items. , s / f of gland 120 sq.mm. , s / f of lugs , ( a ) 120 sq.mm. , ( b ) 70 sq.mm. , s / b of safe earthing electrode t-39 cu copper coated length up to 3000 mm. pipe 76.3 mm. x 3.2 inch pipe etc. make as approved in pwd & cpri certified. , s / l of32mm x 6mm copper strip from earth electrode directly complete in all respect. , s / f of 8 swg copper wire. , gst @18%