PROVN OF ONE 500 KVA TRANSFORMER AND CONNECTED ACCESSORIES OF STAND-BY FOR BOTH CHITTORA AND BERTHUMA PUMP HOUSES UNDER GE SAUGOR

Amount

Supply, laying and testing cross linked polyethylene (XLPE) insulated, PVC sheathed cables for working voltages 19 kV/ 33 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 19 kV/ 33 kV (Earthed), 3 core 95 sqmm complete all as specified and as directed.

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.

Supplying, installing, connecting, testing & commissioning mineral oil immersed, natural air-cooled, outdoor type, double wound (copper) distribution transformer, three phase, 500 kVA rating, non sealed type, 50 Hz rated frequency, 33 kV high voltage and 415 V low voltage nominal system voltage, minimum 170 kVp basic insulation level, 33000 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, 500 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 500 kVA, 33 kV/ 415 V transformers (17) Paint: Grey enamel paint

POONAM ELECTRIC INDUSTRY

M/S RAKESH TRADERS