SPECIAL REPAIR / REPLACEMENT OF 01 x 315 KVA CAPACITY TRANSFORMER WITH LT PANELS AND CONNECTED ITEMS AGAINST BER EQPT AT BABINA CANTT UNDER GE BABINA

Amount

Supply Installation Testing and commissioning AC 3 phase 50 cycle 315 KVA Transformer copper would step-down pole mounted, outdoor type 11000/433 volts at No load, oil immersed naturally cooled with externally cooling tubes core type delta connected on primary (HV side and star connected on secondary (LV Side) in accordance with vector Symbol DYN 11 (Vector Group 4) with neutral brought on secondary LV side and having taping at +/- 2.5 %, +/- %, +/- 7.5 %, to be changed by means of hand operated "OFF LOAD" tap changer, when measured by the resistance method after continuous full load run in ambient temperature 48 degree centigrade. The transformer shall be complete with standard fittings all as specified and confirming to IS: 335 of 1983 for oil and IS:1180 (Part-I) 1997 for transformer comprising of following:- (a) One cable box on LV side (Secondary side) consisting 4 Nos porcelain bushing rods complete with nut, washers, cable gland etc. (b) Oil conservator tank with filler type drain valve and oil level gauge. (c) De-hydration breather with first fill of de-hydrating agent (silica gel). (d) Explosive vent. (e) Thermometer pocket on tank cover.

(f) One No 100mm dia type thermometer, vapors pressure type having range to 120° C with metal guard having maximum, perimeter reading temperature indication with resetting device for transformer. (g) Rating place with terminal marking plate. (h) 02 earthing terminal on tank and cover for fixing earth strip of size 32 x 6mm. (i) Oil level gauge and Oil drain filter valve. (j) Lifting lugs (k) Oil filling holes with cap/plug with connecting plate complete. (l) Air release valve plug. (m) Detachable rollers -04 Nos (n) Extra bushing for neutral outside the cable box for independent earthing for neutral earth. (o) First Filling of fresh Transformer oil Confirming to IS: 335-1993 and tested up to 40 KV die electric strength. Note : Certification of electric strength shall be submitted by the contractor after filling the oil. Make : ABB, Crompton Greaves, Schneider, Volt Amp & Indian Transformer and Electricals.

M&L for switch air break gang operated triple pole mechanically operated mounted on HT insulators (12 insulator type) and MS galvanised steel frame with operating mechanism worked from ground level incl GI medium grade 32 mm dia pipe for operating rod and operating handle with 11 KV insulation for current rating up to 200 Amp 11000 volts with locking arrangement incl MS clamps, nuts, bolts and washers etc with drop out expulsion type fuse, single pole up to 25 Amp 11000 volts with fuse barrels incl two coats of aluminium paint over a coat of red oxide primer on MS work complete all as specified and as directed. Make : Jaipuria Brothers / Pactil / Rashtriya Electrical.

M&L in replacement non -linear resistor type surge arrester (lightning arrestors) confirming to IS-3070 (Part-1) having voltage rating 12 KV, rated frequency 50 Hz, nominal discharge current 65 KA (heavy duty) expulsion type transmission class complete with all fittings suitable for 11 KV, 3 phase earthed distribution system complete all as specified. Make : Jaipuria Brothers / Pactil / Rashtriya Electrical.

Supply, erecting and fixing in true vertical position, steel tubular swaged pole (410 SP-55), 11 mtr long, complete with cast iron base plate, pole cap / finial taper plug, bolts, nuts and washers, welded reduced section and longitudinal weld throughout entire length of pole including 2 coats of black bituminous paint externally upto planting depth and remaining exterior portion of pole shall be provided with one coat of red oxide primer and two coats of aluminium paint complete all as specified and directed. (Numbering of the poles shall be done with synthetic enameled painted letter of shape & size as directed). Note : Excavation including earth work and PCC foundation will be measured and paid separately.

Supplying, laying, jointing & commissioning in replacement of cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminum conductor, 11000 volts grade, (Earthed) cross sectional area 95 sqmm 3 core as per IS 7098 Pt-II complete all as specified. Make : Havell's / Polycab / Gloster / KEI / Finolex / RPG.

Supply and fix cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Aluminium conductor cable of size 95 sqmm complete all as specified and as directed. Make : 3M / Paychem / RPG.

Supply,laying and testing in replacement of cable XLPE insulated,screened, PVC bedded galvanized steel strip or wire armoured electric power cable (heavy duty) 1100 V grade with stranded aluminium conductor of size 240 sqmm 3.5 core as per IS 7092 Pt-I complete all as specified and as directed. Make : Havell's / Polycab / Gloster / KEI / Finolex / RPG.

Supply,laying and testing in replacement of cable XLPE insulated,screened,PVCC bedded galvanized steel strip or wire armoured electric power cable (heavy duty) 1100 V grade with stranded aluminium conductor of size 150 sqmm 3.5 core as per IS 7092 Pt-I complete all as specified and as directed. Make : Havell's / Polycab / Gloster / KEI / Finolex / RPG.

M&L in repair/replacement for aluminium conductor, steel reinforced (ACSR) of any size/description on LT poles/lines incl stringing, tightening, binding to insulators with aluminium wire making and connecting jumpers, connections etc incl connecting, commissioning and testing complete all as specified & directed. Note:- Old spacers obtained from taking down of ACSR conductor shall be reused and fixed complete all as specified and as directed.

Excavation in trenches in any type of soil not exc 1.5 mtrs wide and not exc 1.5 mtr in depth for laying of pipe/ cables/ poles etc and getting out complete all as specified and as directed.

Excavation in trenches in any type of soil not exc 1.5 mtrs wide and exc 1.5 mtr in depth for laying of pipe/ cables/ poles etc and getting out complete all as specified and as directed.

Returning fitting in any type of soil including spreading leveling watering and well ramming in layers n.exc 25 cm complete all as specified and as directed.

Removing excavated soils to a distance n.exc. 50 mtr and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified and as directed.

M&L for fine and clean sand (river sand) free from sharp materials in trenches for cushioning of cable 8 cm thick under cable and 15 cm thick over the cable including gently punning complete all as specified and directed by Engr–in– Charge. Note:- The total thickness of sand shall be measured 18 cm after punning.

M&L for PCC cable cover class HV type 1 flat size 300 mm x 180 mm x 40 mm, ISI marked across the cable for protection of cable after sand cushioning complete all as specified and directed.

M&L for PCC cable cover class LV type 1 flat size 250 mm x 150 mm x 40 mm, ISI marked across the cable for protection of cable after sand cushioning complete all as specified & directed.

M&L for PCC 1:4:8 type D-2 (using 40mm graded stone aggregates) as in foundation filling and mass concrete for poles all as specified and directed by Engr-in-Charge.

M&L for PCC 1:3:6 type C-2 (using 40mm graded stone aggregates) as in foundation filling and mass concrete including form work for poles all as specified and directed by Engr-in-Charge.

M&L for PCC 1:2:4 type B-1 (using 20mm graded stone aggregates) as in coping etc including form work for poles all as specified and directed by Engr-in-Charge.

M&L for steel tubing galvanised, light grade ISI marked as per IS-1239 complete with fittings laid in trenches/ fixed along with poles etc as protection to cables of size 80 mm dia bore complete all as specified and as directed.

M&L for brick work with fly ash bricks, straight or curved on plan exc 6 m mean radius built in CM (1:4) as in foundation of equipment, platform, ramp, supporting pillars of pipes incl demolistion of existing brick work built in cement mortar complete all as specified and directed.

M&L for plastering in CM (1:4) 10 mm thick on fair faces of brick work or concrete surface / cable duct / floor complete all as specified and directed.

M&L for mild steel cross arms, bracings supports, clamps and back plates fabricated from structural steel sections, channel including nuts, bolts, washers welding, bending cold or not, drilling holes for bolts in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and as directed.

M&L replacement of stay assembly of MS galvanised stay plate 230mm X 230mm X 6mm thick MS galvanised tay rod 20 mm dia with nut 100 cm long MS galvanised stay bow 40 cm long and 14 mm dia with 2 Nos galvanised thimble with and incl all fittings all as specified in SSR 2009 Part I icomplete all as specified and directed. Note - Excation, earth work, PCC foundation etc, loop type insulator shall be measured and paid separately.

M&L for galvanised stay strand 7/ 4 mm complete all as specified and directed.

M & L for loop type insulator large size with overall demensions 140 mm clearance of hole 25.5 mm complete all as specified and as directed.

Excavating post holes or similar holes, each not exceeding 0.5 Cu. M, getting out in Soft/ Loose soil, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering, and removing surplus soil to a distance not exceeding 50 M and making good surface complete all as per specified and directed.

M&L Cement concrete Type B2 1:4:8 ( 40mm graded agg.) in foundations, filling and mass-concrete complete all as per specified and directed.

S&F Joist, channel, angle 50x50x6 mm,or tee sections, fixed independently, without connecting plates, etc (cut to ordinary lengths i.e. within 20mm of the length indicated) Fe 410 Gde 250 quality A complete all as per specified and directed.

M & L for prepration of steel Surface of one coat of red oxide and two coat of synthetic enamel paint any description, n exc 10cm in width or girth when unconnected with other painting or when painted in a different complete all as speicifed and directed.

S&F galvanised 2 strand steel barbed wire 2.24 mm dia barbed with 2 mm dia barbs at 75 mm spacing and straining and fixing to any type of standard rails straining bolts including securing or tying at crossing with and provision of galvanised mild steel wire staples or steel pins etc as directed. Note Each line of horizontal/vertical/diagonal wire to be measured for purpose of payment.

M&L for earthing complete with galvanised steel earth plate electrode of size 600 mm x 600 mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of the plate not less than 1.5 mtr below ground level, connected to galvanized earth lead wire 4.00 mm dia by means of bolts nuts check nuts & washers of galvanized iron or steel , procteded by GI pipe 15 mm bore( light grade) and watering pipe 20 mm bore GI pipe (light grade) and chamber of pcc 1:4:8 type D2 using 40 mm graded stone aggregate and coping shall be in PCC 1:3:6 type C1 using 20mm graded stone agg. 50 mm thick cover of RCC 1:2:4 type B1 using 20 mm graded stone agg. reinforced with 8 mm dia MS tor bar @ 80 mm c/c both ways including excvation and earth work and removal of surplus soil complete all as shown in electrical plate no 3 of SSR PT 1, 2009 with charcoal dust and salt complete and earth lead connected to earthing test point (up to main switches, DBs) complete all as specified & testing on completion. Note: (I) item includes the cost of 7.5 mtr length GI pipe for protection for GI earth wire. (ii) item rates includes the cost of 7.5 mtr earth lead GI earth wire. (iii) PCC pit shall be provided at least 500mm away from the pit and not on the earth pit itself and the extra cost of additional length of watering pipe,bends,elbow etc shall be deemed included in the unit rate. (iv) The payment for earthing shall be done after testing of the earhing and the test result will be as per IS specifications. If the test result has not reached as per IS specifications new earhing shall made by the contractor by own expense, location shall desired by the Engr-in-Charge.

M&L for earthing complete with galvanised steel earth plate electrode of size 600 mm x 600 mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of the plate not less than 1.5 mtr below ground level, connected to galvanized earth strip 32 x 6 mm dia by means of bolts nuts check nuts & washers of galvanized iron or steel, procteded by GI pipe 40mm bore (light grade) and watering pipe 20 mm bore GI pipe (light grade) and chamber of pcc 1:4:8 type D2 using 40 mm graded stone aggregate and coping shall be in PCC 1:3:6 type C1 using 20mm graded stone agg. 50 mm thick cover of RCC 1:2:4 type B1 using 20 mm graded stone agg. reinforced with 8 mm dia MS tor bar @ 80 mm c/c both ways including excvation and earth work and removal of surplus soil complete all as shown in electrical plate No 3 of SSR Pt 1, 2009 with charcoal dust and salt complete and earth lead connected to earthing test point (up to main switches, DBs) complete all as specified & testing on completion. Note (i) Item includes the cost of 7.5 mtr length GI pipe for protection for GI earth wire. (ii) Item rates includes the cost of 7.5 mtr earth lead GI earth wire. (iii) PCC pit shall be provided at least 500mm away from the pit and not on the earth pit itself and the extra cost of additional length of watering pipe,bends,elbow etc shall be deemed included in the unit rate. (iv) The payment for earthing shall be done after testing of the earhing and the test result will be as per IS specifications. If the test result has not reached as per IS specifications new earhing shall made by the contractor by own expense, location shall desired by the Engr-in-charge.

S & F incl stringing GI continuous GI earth wire of size 4 mm / 3.15 mm dia on HT/LT poles as in cradle guards / earth wires, binding including taking down complete all as specified & directed.

Supply and fixing of GI strip 32 x 6 mm fixed in ducts / on wall / in trenches / floors etc for earthing complete fixed to equipment / test point / earth electrode complete all as specified and directed

M&L for danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventioal skull and bones in signal red colour and fixed with MS clamps, bolts and nuts of approved size for HT, 25x20 cm size.

M&L for anti-climbing device, spikes type fabricated out of MS bars (round, square and flat) including nuts, bolts, washers and welded in two halves made to shape to suit the cross section of the HT poles.

M/S Kharya Associates

m/s gupta trading

ELITE WORKS