supply installation testing and commissioning with one year service warranty defect service liability period of 2nos 500kva dg sets as per dtcn and boq supply installation testing and commissioning with one year service warranty defect service liability period of 2nos 500kva dg sets as per dtcn and boq , s/f of 185 sq.mm 3 1/2 core aluminium armoured cable (havells/ polycab/ hpl) , laying of one number of pvc insulated and pvc seathed/ xlpe power cable of 1.1 kv grade of size 185 sq.mm direct in ground including excavation, sand cushioning, protective covering and refiling the trench etc. as required. , supply, installation, testing & commissioning of 500kva dg set with manual and automatic settings (make-mahindra, engine model no.2506d-e15tag2) option 3 phase 500 kva lt mahindra cpcb ii compliant dg, prime rating, radiator cooled, powered by perkins engine coupled to 500 kva crompton greaves ltd. equivalent electric alternator, with microprocessor based controller, residential silencer, anti vibration mounting, exhaust flexible connector, batteries with cables length of 60 meter complete, with acousticenclosure & mcp etc. as per gem specifications. , supplying and making end termination with brass compression gland and aluminium lugs for following size of pvc insulated and pvc sheathed/ xlpe aluminium cable of 1.1 kv as required. 3 1/2 x 185 sq.mm , supply and fixing of earthing with gi earth pipe 3 mtr. long 40 mm dia isi marked including accessories and providing mansory enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal and salt as required. , supply of extra running earth with 8 swg (4 mm) dia copper wire. , supply, installation, testing & commissioning of outdoor type both side openable plinth mounted control panel providing 630 amp on-load changeover switch (l&t) made out of cr sheet of 16 swg and boarder angle frame to provide above pannel with proper space, hinged door must be painted one coat of powder coating and two coat of enamel grey paint with following arrangement. (depth 15 cm to 30 cm) size (30 x 30 x 11)=(0.9 x 0.9) sq.mtr