PROVN OF TROLLEY MOUNTED TRANSFORMER WITH CABLE OF CAPACITY 750 KVA UNDER GE DRONACHAL

Amount

Supplying, installing, connecting, testing & commissioning mineral oil immersed, natural air-cooled, outdoor type, double wound (copper) distribution transformer, three phase, 750 kVA rating, non sealed type, 50 Hz rated frequency, 11 kV high voltage and 415 V low voltage nominal system voltage, minimum 75 kVp basic insulation level, 11000 V/ 433-250 V no-load voltage ratio, connection (vector) symbol Dyn11, 30⁰ positive phase displacement, off circuit tap changing arrangement for voltage variations of +5% to -10% in steps of 2.5% for variation of HV, energy efficiency level 1, 4.5% impedance, ONAN type cooling all as per IS-1180 (Part 1): 2014 complete with all fittings, accessories and item as specified and as directed.

Supply only mild steel trolley for carrying mineral oil immersed, natural air-cooled, outdoor type, double wound (copper) distribution transformer, three phase, 750 kVA rating transformer with following specifications: - (1) Dimension of platform: 3000 mm X 1800 mm (with tolerance of ± 10 mm) (2) Height: 1500 mm (with tolerance of ± 10 mm) (3) Main chassis: Mild steel channel 100 mm X 50 mm (with tolerance of ± 2 mm) (4) Support bar: Mild steel channel 75 mm X 38 mm (with tolerance of ± 2 mm) (5) Platform: Mild steel plate 6 mm thick (6) Trolley side: Mild steel square pipe 50 mm X 50 mm (2 mm thick) and covered with welded mesh (7) Front and rear door: (02 Door) fabricated with mild steel angle iron 35 mm X 35 mm X 5 mm covered with welded mesh with heavy hinge and locking arrangements (8) Support for DO and insulator: Mild steel channel 75 mm X 38 mm, height 1720 mm & distance phase to phase 500 mm (9) Axle: 02 Axle, size 63 mm square and length 1500 mm, front without brake drum, rear with break drum (10) Rims: 04 Nos (11) Tyre & tubes: 04 Nos inflated of size 7.50-16 (12) Suspension: Leaf spring suspension provided on all four wheel with hangers as U-bolts suitable for 2.5 ton gross weight, size 700 mm X 110 mm X 750 mm, 13 leaves in each set (13) Turnable: Mild steel channel 100 mm X 50 mm, mild steel plate suitable for turnable, centre pin 30 mm round bar, ring flat 50 mm X 8 mm (14) Draw bar: Mild steel channel 100 mm X 50 mm (± 2 mm) (15) Toeing hook: Mild steel round 30 mm (16) Loading capacity: Suitable to carry 750 kVA transformers (17) Paint: Grey enamel paint

Supply, laying, jointing, testing and commissioning cross-linked polyethylene (XLPE) insulated cable for working voltages of 1100 V, PVC sheathed, armoured, 3 core with reduced neutral conductors (3½ core), nominal cross sectional area of main conductor 240 sqmm, stranded aluminium conductor, ISI marked as per IS 7098(Part-I): 1988 including cable glands, lugs etc. to suit the cable size and to be laid in trenches, fixed along pole, under floors, through GI pipe laid under floors/roads, through concealed GI pipe along wall etc. complete all as specified and as directed.

Supply, laying and testing cross linked polyethylene (XLPE) insulated, PVC sheathed cables for working voltages 6.35 kV/ 11 kV, three phase, earthed system, 3 core, screened, armoured power cable, 95 sqmm of nominal area of conductor, aluminium conductor, ISI marked as per IS 7098 (Part-II): 2011 laid in trenches or under floors making all connections with necessary glands lugs bushing complete all as specified and as directed.

S & F XLPE cable end termination, cold shrinkable, outdoor type, suitable for voltage 6.35 kV/ 11 kV (Earthed), 3 core 95 sqmm complete all as specified and as directed.

S & F cable jointing kit for 1100 V (Earthed) grade cable for end termination heat shrink type joint, indoor/ outdoor type complete with jointing material and accessories suitable for 4 core XLPE armoured aluminium conductor cable of size 240 sqmm complete all as specified and as directed.

SUNIL ENTERPRISE

POONAM ELECTRIC INDUSTRY

M/S RAKESH TRADERS

Raj Contruction