PROVN OF 250 KVA TRANSFORMER WITH ALLIED WORKS AT 1 FOD UNDER GE (UTILITIES) UDHAMPUR

Amount

Excavating in trenches, not exceeding 1.5 m wide and exceeding 1.5 m in depth; for foundation, trenches for laying of cable etc. and getting out in any type of soil, complete all as specified and as directed.

All as per Srl item No. 1 above but depth exceeding 1.5 mtr but not exceeding 3.0 mtr complete all as specified & directed.

Returning filling in (soil) including spreading leveling watering and well ramming in layers not exceeding 25cm thick, complete all as specified and as directed.

Removal of excavated material (soil) to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

Supply, install, testing and commissioning out door type, Trolley mounted step down transformer 11 kv / 433 volts ( at no load ) AC 3 phase 50 Hz , of 250 KVA capacity double copper wound , oil immersed , naturally cooled , ( ON AN ), with external cooling tubes / fins , vector group DYN 11 with neutral brought out on ( LV side ) and having tapings at ± 2.5 % to be changed by means of hand operated OFF load tap changer confirm to IS - 1180 Part - I . 2014 level - 2 & shall comprise of the following:- (a) one cable box on HT side ( Primery side consisting of 3 No porcelain bushings with copper rods complete with nuts & bolts. (b) one cable box on LT side ( secondary) side consisting of 4 nos porcelain bushing with copper rods complete with nuts & washer (c) oil conservator oil level gauge, (d) dehydrating breather with first fill of dehydrating agent ( silica gel ) (e) explosion vent thermometer pocket on tank cover oil drain filter valve, lifting lugs oil filling hole with cap / plug air release valve plug & 4 Nos plain soild cast steel detachable rollers.

Srl item No 05 Contd … (f) 1 No 100mm dia dial type thermometer, vapor pressure type, having range 0-120 degree celsius having maximum temperature reading indicator with resetting (g) 2 earthing terminals on tank cover to facilitate fixing of 50X6 mm galvanised iron earth strip for earthing of body (h) rating plate & terminal marking plate (i) extra bushing for neutral , in the LT cable box for providing independent set of earthing for neutral. (j) first filling of new & unused transformer oil , IS - 335 Marked within filter & tested upto 40 KV di electric strength at 2 : 5 mm air gap between testing electrodes.

Supply, lay, fix and testing of aerial bunched cable 11KV grade stranded and compact aluminium phase conductor of size 3x120 sqmm + 1x95 sqmm (bare messenger) with Aluminium alloy. The phase conductor shall be insulated with XLPE (Sioplas) compound Aluminium as per IS-14225-1995 including all fittings such as anchor clamp, suspension clamp, line connector, service clamp, insulator piercing connectors, for taps from bare line etc. complete all as specified and as directed.

Steel tubular swaged pole erected to truly vertical or planted as strut complete with 6 mm thick MS Base plate,welded to pole,finial taper cap, bolts, nuts, screws,11 Mtr long, type 410 SP - 55,including drilling of holes of required size for fixing of cross arms,painting the exposed surfaces of pole with two coats of aluminium paint over a coat of red oxide zinc chrome primer and with two coats of black bituminous paint on the portion embedded in concrete, and marking pole no. with black paint at suitable height all as specified and directed by Engineer-in-Charge including dismantling/ taking down existing pole. Note:- (a) The earthwork, PCC foundation, steel clamps, MS Cross arms & bracing of angle iron etc will be measured and paid separately under relevant items.

M&L for earthing with Copper earth plate electrode 600 x 600 x 3 mm buried directly in ground (earth pit not less than 2.25 M deep below ground level) with top edge of the earth plate not less than 1.5 M below ground level connected to Copper strip 20 x 3mm thick for earthing lead fixed by means of nuts,bolt,washers etc connected to earth test point complete all as specified in electrical plate No 3 of SSR-2009 part 1, including necessary excavation and earth work in any type of soil, comman salt, charcoal dust, 40 mm dia light grade GI pipe for protection to earth lead, GI water pipe 20mm dia with funnel &wire mesh, PCC pit with CI cover and frame etc complete all as specified and directed by Engr-in-Charge. Note: - (i) All the joints shall be made with welding to get proper conductivity. (ii) On testing after completion of earthing, if desired earth resistance is not obtained, the earthing will be re-done by the contractor at his own risk & cost to the entire satisfaction of Engineer-in-charge.

M&L for earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6.0mm thick buried directly in ground, (Earth pit not less than 2.25 mtr deep below ground level) with top edge of plate not less than 1.5 mtr below normal ground level, connected to galvanised iron strip 32×6mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanised standard iron or steel all as specified or indicated in electrical plate no 3 of MES Part-I, including testing on completion including the material and labour of the following :- (a) Excavation and earth work for drilling hole for electrode in any type of soil. (b) PCC pit in cement concrete 1:2:4 type B-1. (c) Precast RCC cover with suitable handle 40 mm thick in PCC 1:2:4 type B-1, reinforced with welded steel wire fabric weighing not less than 1.87 Kg/Sqm.

Earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6mm thick buried directly in ground, (Earth pit not less than 2.25 mtr deep below ground level) with top edge of plate not less than 1.5 mtr below normal ground level, connected to and including 4 mm dia galvanised earth lead wire by means of bolts, nuts, check nuts and washers of galvanised standard iron or steel all as specified or indicated in electrical plate no 3 of MES Part-I, fixed in replacement, complete all as specified and directed by Engr-in-charge.Including testing on completion including the material and labour of the following :- (a) Excavation and earth work for drilling hole for electrode in any type of soil. (b) PCC pit in cement concrete 1:2:4 type B-1. (c) Precast RCC cover with suitable handle 40 mm thick in RCC 1:2:4 type B-1, reinforced with welded steel wire fabric weighing not less than 1.87 Kg/Sqm. (d) Funnel with watering pipe of GI 20 mm nominal bore medium grade and copper lugs etc all as specified. (e) 15 mm nominal bore light grade GI protection pipe 5 mtr long for protection of earthing lead from mechanical injury or tempering. (f) Requisite quantity of common salt and charcoal. (g) 4 mm dia galvanised earth lead wire 7.5m. Note : (a) On testing after completion of earthing, if the desired earth resistance is not obtained, the earthing will be re-done by the contractor at his own risk and cost to the entire satisfaction of the Engineer-in-Charge.

Supply install , testing and commissioning and testing factory made and tested CPRI type test certified LT feeder pillar box ( KIOSK ) door type , floor mounted , compertmantalised suitable for 415 Volts 3 phase 4 wire , 50 Hz AC supply system , dust and vermin proof made of 3.15mm CRCA MS sheet with digital Volt meter Ammeter with CTS Led lamps RYB for all incomers & outgoings and base frame of 50x50x6mm angle iron powder coated , having front and rear openeable hinged double door shutters with aprons for cable entry and Steel handle proper locking arrangement e.g godreg double locking system with three nos of keys complete with following:- Incoming:- ( a ) MCCB 400 amps , 4 pole. 50Hz .415 V with rupturing capacity 35/36 KA - 01 No L&T / Scineiders / C&S / ABB or Equivelent ( b ) Bus bar electrolytic grade copper 600 amps 4 pole and supported on Non - hygroscopic , non carbonising , corrosion resistance SMC insulators not less than 1 Mtr long mounted on insulators for incomming supply 01 Set.

Srl item No 12 Contd … Outgoing:- (a) MCCB 200 amps , 4 pole 35/36 KA with adjustable thermal over load release 50 Hz , 415 volts grade 02 Nos . (b) MCCB 63 amps , 4 pole , 25 KA with adjustable thermal over load release 50 Hz , 415 volts grade -01 Nos Note- (i) Rate quoted is deemed to be inclusive of PCC foundation / pedestrian and connected earth work. (ii) Panels shall be placed above 0.6 mtr of ground level (iii ) Outgoing MCCBS shall be fed with solid busbar connectors. (iv) Cables shall be terminated using gun metal / SS glands. (v) Suitable cable glands for incoming and outgoing cables including rate quoted by vendor.

Srl item No 12 Contd … Incoming:- (a) MCCB 200 amps , 4 pole 35/36 KA with adjustable thermal over load release 50 Hz , 415 volts grade 02 Nos L&T /Scineiders/C&S/ABB or Equivelent. (b) Bus bar electrolytic grade copper 600 amps 4 pole and supported on Non - hygroscopic , non carbonising , corrosion resistance SMC insulators not less than 1.5 Mtr long mounted on insulators for incomming supply 01 No. Outgoing:- (a) MCCB 160 amps , 4 pole 25/26 KA with adjustable thermal over load release 50 Hz , 415 volts grade 01 Nos . (b) MCCB 63 amps , 4 pole , 25 KA with adjustable thermal over load release 50 Hz , 415 volts grade -01 Nos Note- (i) Rate quoted is deemed to be inclusive of PCC foundation / pedestrian and connected earth work. (ii) Panels shall be placed above 0.6 mtr of ground level (iii ) Outgoing MCCBS shall be fed with solid busbar connectors. (iv) Cables shall be terminated using gun metal / SS glands. (v) Suitable cable glands for incoming and outgoing cables including rate quoted by vendover.

Srl item No 12 Contd … Incoming:- (a) ON Load Changeover switch 200 amps , 4 pole 35/36 KA with adjustable thermal over load release 50 Hz , 415 volts grade 01 Nos L&T, Legrand/Scineiders/Havells/C&S or Equivelent. (b) Bus bar electrolytic grade copper 300 amps 4 pole, not less than 1.5 Mtr long SMC insulators mounted on insulators- 01 Set. Outgoing:- (a) MCCB 160 amps , 4 pole 35/36 KA with adjustable thermal over load release 50 Hz , 415 volts grade 01 Nos . (b) MCCB 63 amps , 4 pole , 25 KA with adjustable thermal over load release 50 Hz , 415 volts grade -01 Nos Note- (i) Rate quoted is deemed to be inclusive of PCC foundation / pedestrian and connected earth work. (ii) Panels shall be placed above 0.6 mtr of ground level (iii) Outgoing MCCBS shall be fed with solid busbar connectors. (iv) Cables shall be terminated using gun metal / SS glands. (v) Suitable cable glands for incoming and outgoing cables including rate quoted by vendover.

Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections ( flat, angle, channel) including nuts, bolts, washers, welding, bending cold or hot, 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 aluminium paint complete all as specified.

Supply, lay, test and commissiong for XLPE insulated, armoured, aluminium conductor cable, 11000 volts grade, heavy duty, cross sectional area 120sq mm ,3 core, laid in trenches/ducts/through pipe complete all as specified and directed.

Cable jointing kit for 11 KV (earthed) grade cable for out door termination heat shrinkable type joint complete with jointing material and acessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120sq.mm, complete all as specified and directed.

Supply, laying, jointing & testing XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade cross sectional area 185 sqmm 3.5 core as laid in trenches, passing through pipes, ducts, complete all as specified and directed.

Supply, laying, jointing & testing XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade cross sectional area 150 sqmm 3.5 core as laid in trenches, passing through pipes, ducts, complete all as specified and directed.

Supply, laying, jointing & testing XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade cross sectional area 50 sqmm 3.5 core as laid in trenches, passing through pipes, ducts, complete all as specified and directed.

Supply, laying, jointing & testing XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade cross sectional area 25 sqmm 3.5 core as laid in trenches, passing through pipes, ducts, complete all as specified and directed.

Air break gang operated switches 12 instulators type with drop out fuses assembly mounted on MS Channel with operating mechanism works from ground level suitable for 11000 volts, 200 Amps, including Gl pipe handle, clamps bolls, nuts, jumper wire connecting with stranded conductors with locking arrangement, complete all as specified and as directed.

Supply and Fix lightining arresters expulsion type complete with all fittings suitable for 11000 volts grade conforming to IS-3070 part-I, transmission class, discharge capacity 65KA, complete all as specified and as directed.

Danger notice plate board of size 250 mm x 200mm for HT 11000 volts system made of 1.6 mm thick mild steel sheet , vitreous enamelled white , with letters, in english hindi or urdu and conventional skull and bones in signal red colour and fixed with MS clamps ,bolts,nuts of approved size, complete all as specified and as directed.

Double walled corrugated (DWC) pipe of size 77 / 75 mm including snap fit coupler conforming to IS:14930 (Pt-II)/IS-16205 Pt-II for protection of HT cable in under ground complete all as specified & directed.

S&F for tubing 'light grade'' 100mm bore galvanised iron with all fittings and fixed to poles, walls etc. With flat iron clamps/bolts/nuts/washers or laid in floors/under roads, complete all as specified and as directed.

Material and Labour for construction of platform for transformer 3m (wide)x 3m (long) & 1.5m (height) including moorum filling, earth work in brickwork any type of soil, brick work in CM (1:6) and PCC at top 10 cm thick (1:2:4) type B-1 and foundation with 1:4:8 type D-2, 25cm thick all as per drawing including plastering to exposed walls and white wash, providing MS channel on top of size 75x40x8mm of 1.5m length for rolling to transformer, including chain link fencing of wire mesh 150x100 size made out 4mm dia GI wire of height 1.5m fixed with the help of MS strip 25x6mm on and including MS angle iron 75x45x6mm thick 12 Nos post by the means of drilling holes at the distance of 30cm and fixed with the help of suitable nut, bolt and washer, the length of MS angle iron not less than 2.25m top of post bend to the shape of 60 degree including 03 Nos cuts for inserting barbed wire including 03 run of barbed wire and including provision of gate of size 1.5mx0.9m made out of MS angle iron 50x50x6mm and MS bar 12mm dia for meshing to the gate and locking arrangement complete all necessary for work, complete all as specified and as shown on drawing No. CEUZ/TD/1516/15 sheet 1/1.

Material and labour for road cutting for laying of HT/LT Cables / Pipes and making good the disturbed surfaces as equal to existing road finishes including refilling the excavated material, compacting , WBM and black top carpeting with bitumen & aggregates complete all as specified & directed.

Plain cement concrete 1:3:6 type C-2 using 40mm graded crushed stone aggregates as in foundation, filling and mass concrete, complete all as specified and as directed.

Providing, cement concrete type B-1, 1:2:4 (using 20mm graded crushed stone aggregate) as in coping of poles, complete all as specified and as directed.

Bhan Infrastructure Holding and Leasing Company (BID ID -3201224)

MOHAN LAL AND SONS (BID ID -3201596)

FANGALIA TRADERS (BID ID -3195128)

slathia construction works (BID ID -3195667)