notice inviting tender for contract for 100kv ct / pt installation at rcf thal . , dismantling of 100kv isolator structure , its civil foundation , and isolators ( three phase ) in the msetcl yard ( total 6 foundations per isolator ) , supply of galvanized support structure ( for mounting ct & pt ) & its erection & levelling complete for 100 kv ct ( ct will be supllied by rcf ) , supply of galvanized support structure ( for mounting ct & pt ) & its erection & levelling complete for 100 kv pt ( pt will be supllied by rcf ) , concreting work for foundation of structural support for ct/pt ( 12 no ) & isolators ( 12 nos ) complete including excavation , concreting ( concrete mix 1:3:6 ) & curing etc , earthing system work including supply of gi pipe 150mm dia , length 3 mtrs , salt , coke , and providing chamber with cover . , supply of main earth conductor 75 x 10 mm flat galvanized including laying in the ground , bending , welding , connecting etc complete , supply of earth conductor 50 x 8mm flat galvanized including laying in the ground , bending , welding , connecting etc complete . , supply of galvanized cable trays with cover , galvanized support structure , its fixing on the supporting structure complete , size 100 mm , supply of galvanized cable trays with cover , galvanized support structure , its fixing on the supporting structure complete , size 300 mm , jumpering work for connecting ct-pt to isolator to overhead bus , pt to overhead bus , including supply of clamps , connectors acsr ( zebra size 0 . 4 sq . inch length 40 mtrs . & clamp 15 nos per three phase circuit ) ( acsr conductor size shall be same as existing ) , levelling of the yard & spreading the crushed metal 30-37 mm size in the yard for a depth of about 150 mm , dismantling & removal of 100kv ct_pt from structure and lifting shifting from foundation in the rcf/msetcl yard . ( total 6 foundations per line/ feeder ) , erection of 100 kv ct equipment on the structure including its testing , commissioning complete , erection of 100 kv pt equipment on the structure including its testing , commissioning complete , erection of 100 kv isolator on the structure including its testing , commissioning complete , erection of apex meter panel on the structure including its testing , commissioning complete , cable laying work including excavation , concreting & fixing of supports , trays , testing and termination work etc- laying & termination of control cable of size 2 c x 4 sq . mm copper conductor pvc /xlpe insulated armoured , on the tray , clamping and its glanding , etc . complete including supply of glands , removal of old power & control cables from the instrument transformers to meter room . , testing and commissioning of 100kv ct , pt including co - ordination and obtaining required approvals for msedcl / msetcl / electrical inspector as per requirement for satisfactory completion of job