PROVISION OF TRANSFORMER FOR PCDA (P) PRAYAGRAJ UNDER GE (WEST) PRAYAGRAJ.

Amount

Supply, install, connecting, testing and commissioning of outdoor type,Transformer 1000 KVA capacity step down IS -1180 Part I/2014 (revised) amendement No. 1, 2 & 3 in SSR Part -I.( Energy efficiency level -2) BEE Star rated energy saving with dual ratio on HT side 11/0.433 KV at no load, 3 phase , 4 wire AC, 50 Hz, AC double core type copper wound ,oil immersed ,air natural oil natural cooled with external cooling tubes ,transformer delta conection on HV Side and star coonection on LV side in accordence with vector symbol DYN-II with neutral brought out on secondary side and having tapping in step of + 7.5% step of 2.5% each to be changed by means of hand operated off load tap changing gear arrangement including first fill of transformer oil as per IS -335 and including all fitting /accesories as specified. Transformer should have cable box on LT side and brass bushing on HT side ,oil temprature guage ,dehydrating breather with first fill of dehydrating silica gel ,oil conservator tank ,explosion vent ,rating and terminal marking plate, oil level guage ,oil drain and filter valve ,independent earth point and neutral fittings ,earth terminal at body base ,voltage regulation should be as per IS and limit of temp rise after contineous full load run as specified in SSR part -I and IS - 1180 Part I (revised) shall be stand by adjusted to suit the maximum ambient temp prevaling at site all as specified comprising with the following specification :-

(a) Earthing terminal and rating diagram plate. (b) Air release device. (c) Oil filling inlet pipe with plug. (d) Drain outlet pipe with brass gate valve with dummy plug. (e) Conservator with level gauge. (f) Silica gel with breather. (g) First Oil fill up to the recommended level by the manufacturer with new oil conforming to IS 335 . (h) Type of connection Delta/Star. (j) Type cooling : ONAN. (k) Vector Group : DYN 11. (l) Type of connecting arrangement cable termination boxes on HT side and on LT side. (m) Oil temperature gauge 100mm dia dial type. (n) Buchholz relay (Double Float Type) (Having contacts for alarm & trip). (o) Foundation tob construct as per Company recommendation withPCC block platform of suitable size in cement mortar 1:6 with PCC foundation 1:4:8 type D-2 using 40mm graded stone aggregate, PCC 1:2:4 type B1 using 20mm graded stone aggregate 20cm thick coping over brick work plastering to exposed surface platform.

Excavation in trenches in hard/dense soil not exceeding 1.5 mtr wide and not exceeding 1.5mtr depth for foundation etc or for shafts, wells, cesspits, manholes, pier holes etc n.exc 10 Sqm on plan and n.exc 1.5 mtr in depth and getting out, complete all as specified and directed.

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

Removing excavated soil to a distance not exceeding 50 metere and depositing where directed at a level not exceeding 1.5 metre above the starting point, complete all as specified and directed.

M&L for sand cushioning using with Ganga sand for underground cable 8 cm before laying cable and 15 cm after laying and punned to 18 cm after laying of cable, complete all as specified and directed. Note:- punned thickness shall be considered for payment.

M&L for Factory made unreinforced precast concrete cable covers conforming to IS:5820, class HV type 1 size 300x180x40 mm for cable protection, complete all as specified and directed.

M&L for factory made unreinforced precast concrete cable covers conforming to IS:5820, class HV type 1 size 250x150x40 mm for cable protection, complete all as specified and directed.

M&L for HT cable XLPE insulated, screened PVC bedded, galvanised steel strip or wire armourd cable (heavy duty) 11000 volt grade(earthed) with aluminium conductor having cross sectional area 120 Sq mm 3 core conforming to IS-7098 (Part-II -1988) laid in trenches/ ducts/ through pipes/ in floors / under roads/ hard standing /along poles and testing, complete all as specified and directed.

Supply & laying or fixing or laid in trench/ducts/through pipes/in floors/under roads/under hard standing/along poles and testing cross linked polytehylene (XLPE) LT cable XLPE insulated, PVC inner sheathed, bedded, galvanised steel strip or wire armoured heavy duty 1100 V grade with stranded aluminium conductor having cross sectional area 400 Sqmm 3.5 core and conforming to IS-7098(Part-I-1988 & as per latest amendments), complete all as specified and directed.

Supply & laying or fixing or laid in trench/ducts/through pipes/in floors/under roads/under hard standing/along poles and testing cross linked polytehylene (XLPE) LT cable XLPE insulated, PVC inner sheathed, bedded, galvanised steel strip or wire armoured heavy duty 1100 V grade with stranded aluminium conductor having cross sectional area 240 Sqmm 3.5 core and conforming to IS-7098(Part-I-1988 & as per latest amendments), complete all as specified and directed.

Supply & laying or fixing or laid in trench/ducts/through pipes/in floors/under roads/under hard standing/along poles and testing cross linked polytehylene (XLPE) LT cable XLPE insulated, PVC inner sheathed, bedded, galvanised steel strip or wire armoured heavy duty 1100 V grade with stranded aluminium conductor having cross sectional area 185 Sqmm 3.5 core and conforming to IS-7098(Part-I-1988 & as per latest amendments), complete all as specified and directed.

Supply and erection in truely vertical position steel tubular swaged poles, type 410 SP-55 (11.00 meters long) with cast iron base frame, finial taper plug, bolts, nuts and screws all as specified including factory painted with two coats of black bituminous paint internally through out and externally for embedded portion and making 30 cms wide strips with yellow and black paint at alternatively upto 1.50 metre height and applying two coats of aluminium paint over a coat of red oxide primer on remaining exposed surface after erection, complete all as specified and directed by the Engineer-in-Charge.

M&L for PCC 1:3:6 type C-2 using 40 mm graded crushed stone aggregate for foundations of poles/stays complete including form work, complete all as specified and directed.

M&L for PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate for coping of poles and platform incl. necessary form work fair and finishing without using extra cement, complete all as specified and directed.

M&L for Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections 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 paint complete all as specified and directed by Engineer-in-Charge.

M&L for Anticlimbing devices spike type fabricates out of 40mm x 6mm flat iron clamp in two pieces with 10 Nos 25 cm long and 12mm dia MS bar spikes sharpened one end and welded other end to the flat iron clamp including nuts, bolts, washer and made to shape to suit the cross section of pole including two coat of aluminium paint over a coat of red oxide primer, complete all as specified and directed.

M&L for Danger Notice Board plate of 1.6 mm thick mild steel sheet vitreous enameled white with letters, figures & conventional skull &bones in signal red colour and fixed with MS clamps, bolts & nuts of approved size of 25 x 20cm for HT, complete all as specified and directed.

S&F of Stay assembly complete with GI stay rod 20 mm dia 1800 mm long, MS plate 230x230x6 mm, stay bow, loop insulator, PCC 1:3:6, connecting bracket of suitable MS flat and nut bolt washers etc complete all as specified in electrical plate No 1 of SSR Part-1 including taking out old stay assembly, complete all as specified and directed.

Supply installation, commissioning and testing of switch air break gang operated HT 11 KV triple pole with insulator 400 amp rating with drop out fuse assembly with fuse carrier, fuse element mounted on insulator and fitted on steel frame mechanically operated mechanism consisting of operating rod of 25mm bore light grade GI pipe of suitable length worked from ground level and with locking arrangement flat iron clamp 50mmx6mm including MS channel of suitable size and length for fixing GOD including bolts, nuts, and washers, complete all as specified and directed.

M&L for lightning arrestor 11000 Volts non-linear resistor type conforming to IS-3070 part -I complete, line discharge class -2 , nominal discharge 65 KA and high discharge 100 KA assembly suitable for 11 KV including all clamps , nuts , bolts and washers and connecting to earth with 32 x 6 mm GI strip complete as specified.

Supply, laying & testing cable jointing kit for 11 KV (earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm, complete all as specified and directed .

Supply, laying & testing cable jointing kit for 11 KV (earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm, complete all as specified and directed .

Supply and lay GI pipe light grade of size 150 mm for cable protection laid in trenches or fixed on poles/wall, complete all as specified and directed.

Supply and lay GI pipe light grade of size 100 mm for cable protection laid in trenches or fixed on poles/wall, complete all as specified and directed.

M&L in replacement of Boring of holes upto 2 mtr deep under road pavement hard standing by manual boring incl making good the disturbed surfaces, complete all as specified and directed.

M&L for earthing complete with Galvanized Steel earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25 M deep below ground level) with top edge of the plate not less than 1.5 M below normal ground level, connected to and including GI iron strip of size 32x6 mm flat by means of GI bolts, nuts, and washers, protected by 40mm bore GI light grade ISI marked pipe upto and including test points. Earthing plate shall be surrounded by alternate layers 15cm thick of charcoal or coke and common salt all around bottom and top, 20mm dia GI medium grade pipe for watering and including funnel, wire mesh, PCC chamber pit made with PCC (1:3:6) type C2 (using 20mm graded crushed store aggrgate) including necessary form work, excavation and earth work in any type of soil, returning filling in and disposal of surplus soil to a distance not exceed ing 50 M, pit cover 40 mm thick made with RCC (1:2:4) type B-1 (using 20mm graded crushed store aggrgate) including TMT reinforcement 80 mm dia @ 75 mm C/C both way, MS handle of 12 mm dia, cover rest on MS angle iron frame 40x40x6mm embeded in concrete duly painted with two coats of synthetic enamel paint over a coat of red oxide primer, complete all as specified and as shown in electrical plate No-3 of SSR Part-I and complete all as specified and directed.

M&L for laying earth continuity conductor GI Strip 32 x 6 mm fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for direct/loop earthing with proper PVC/Porcelain insulator etc, complete all as specified and directed.

M&L for earthing complete with Galvanized Steel earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25 M deep below ground level) with top edge of the plate not less than 1.5 M below normal ground level, connected to and including GI wire of 4 mm dia connected by means of GI bolts, nuts, and washers, protected by 15 mm bore GI light grade ISI marked pipe upto and including test points. Earthing plate shall be surrounded by alternate layers 15cm thick of charcoal or coke and common salt all around bottom and top, 20mm dia GI medium grade pipe for watering and including funnel, wire mesh, PCC chamber pit made with PCC (1:3:6) type C2 (using 20mm graded crushed store aggrgate) including necessary form work, excavation and earth work in any type of soil, returning filling in and disposal of surplus soil to a distance not exceed ing 50 M, pit cover 40 mm thick made with RCC (1:2:4) type B-1 (using 20mm graded crushed store aggrgate) including TMT reinforcement 80 mm dia @ 75 mm C/C both way, MS handle of 12 mm dia, cover rest on MS angle iron frame 40x40x6mm embeded in concrete duly painted with two coats of synthetic enamel paint over a coat of red oxide primer, complete all as specified and as shown in electrical plate No-3 of SSR Part-I and complete all as specified and directed.

M&L for laying earth continuity conductor GI wire 4 mm dia fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for direct/loop earthing with proper PVC/Porcelain insulator etc , complete all as specified and directed.

Supply, fixing connecting, testing and commissioning of LT panel board, cubical type for out door use, CPRI approved made out of 3.15 mm thick MS sheet factory made, totally enclosed of suitable size in and including foundation as directed suitable size and design with PCC, finishing complete,and connecting with terminal blocks of appropriate rating terminated by cable lugs, thimbles etc, earthing terminals, affixing danger notice plate etc duly painted with two coats of powder coated paint over one coat of red oxide primer effectively PVC gasket and sealed mounted on duly fixed in ground with PCC foundation, double door type with locking arragnedment with handle at front and openable at front & back both side with required hinges heavy duty, compartmentalised suitably including provision for tapping incoming & outgoing electric connections with suitable size of aluminium lugs glands and comprising of the following accessories :- (a) Bus bar chamber consisting of four Nos Copper bus bars duly sleeved of capacity of 3000 Amps for phases and 2000 Amps for neutral. Duly insulated with PVC sleeves RYB , mounted on heavy duty epoxy insulation in separate compartment. (b) Phase indication lamp, LED type(set of 3) -1 Set . (c) Digital Voltmater and Ammeter three line display ( L1 L2 L3 ) with suitable CT's .

Supply, installations, testing and commissioning of factory made LT Outdoor cubical type panel board with neoprene rubber gasket and locking arrangement, dust,weather and vermin proof ,foundation mounted type self ventilation with wire mesh,totally enclosed busbar chamber fully comparted type, front openable hinged independent door for each compartment with locking arrangement and common openable hinged door from rear side of suitable size made out of 2mm thick CRCA sheet duly painted with seven tank process,415 V,TPN,50Hz both side properly welded MS angular supported with chanel frame of size 50mm,at all vertical corner grouted in PCC 1:3:6 (Type-C1 using 20mm graded stone aggregate) and connecting the incomming/outgoing feeder by providing brass cable glands and Lugs complete all as specified and directed comprising of followings accessories :- IN COMING (a) Air circuit breaker 4 Pole 1000 amps ,415 Volt of breaking capacity not less than 50kA (Icu = Ics = Icw for 1 sec), with electronic/ micro processor release(MDO type) - 01 No (b) Copper Busbar of rating 2000 Amp duly sleeve insulated for set of 3 phase, 4 wire + 1500 Amps for Neutral system- 01 Set. (c) Suitable foundation as directed of panel including earth work as required PCC (1:3:6) type D-2 using 20 mm gradeded stone & plastering with (1:4 ) cement sand etc complete.

Supply, in replacement of installing, testing and commisioning of CPRI approved LT cubical panel board 440 volts , 50 Hz , 3 phase , 4 wire , In door type >IP 65 , weather, vermin, dust proof, front operated with adequate air ventilation at sides and back fabricated out of 3.00 mm thick CRCA sheet with double door shutter and locking arrangements, cables trays, cable lugs,cable gland etc.including provision for taking out incoming and outgoing cables duly marked with relevetted letter plates of appropriate size for each feeder cables, danger board etc , floor mounted with PCC 1:2:4, type B1 platform of 50 cm height suitable nut bolts, washer etc. for grouting , and painting with power coated epoxy finish of approved colour over a coat of red oxide primer suitable to accomodate and including the following mentioned fittings complete all as specified and as directed comprising the following:- (Panel B,Panel C). (a) Bus bar chamber consisting of four Nos Copper bus bars duly sleeved of capacity of 600 Amps for phases and 300 Amps for neutral. Duly insulated with PVC sleeves RYB , mounted on heavy duty epoxy insulation in separate compartment. (b) Digital Voltmater and Ammeter three line display ( L1 L2 L3 ) with suitable CT's.

(c) LED type indicating lamps (RYB) with holders controlled by fuses and swicthes . (d) Panel board internal wiring with suitable rated PVC insulated copper conductors. (e) MCCB 3 Phase 415V, 400 Amps 4 pole 36 kA (Ics=100 % of Icu) , Adjustable magnetic and fixed thermal - 1 No (I/C) (f) MCCB 3 Phase 415V, 160 Amps 4 pole 36 kA (Ics=100 % of Icu) , Fixed magnetic and Fixed thermal - 4 No (O/G) (g) MCCB 3 Phase 415V, 63 Amps 4 pole 25 kA (Ics=100 % of Icu) , Fixed magnetic and Fixed thermal - 2 No (O/G) (01 Spare).

Supply, installing, testing and commisioning of CPRI approved LT cubical panel board 440 volts , 50 Hz , 3 phase , 4 wire , In door type >IP 65 , weather, vermin, dust proof, front operated with adequate air ventilation at sides and back fabricated out of 3.00 mm thick CRCA sheet with double door shutter and locking arrangements, cables trays, cable lugs,cable gland etc.including provision for taking out incoming and outgoing cables duly marked with relevetted letter plates of appropriate size for each feeder cables, danger board etc , floor mounted with PCC 1:2:4, type B1 platform of suitable height suitable nut bolts, washer etc. for grouting , and painting with power coated epoxy finish of approved colour over a coat of red oxide primer suitable to accomodate and including the following mentioned fittings complete all as specified and as directed comprising the following:- ( Panel D). (a) Bus bar chamber consisting of four Nos Aluminium bus bars duly sleeved of capacity of 400 Amps for phases and 200 Amps for neutral. Duly insulated with PVC sleeves RYB , mounted on heavy duty epoxy insulation in separate compartment. (b) Digital Voltmater and Ammeter three line display ( L1 L2 L3 ) with suitable CT's .

(c) LED type indicating lamps (RYB) with holders controlled by fuses and swicthes. (d) Panel board internal wiring with suitable rated PVC insulated copper conductors. (e) MCCB 3ø phase 415V, 250 Amps 4 pole 35 kA (Ics=100 % of Icu) , Adjustable magnetic and fixed thermal - 1 No (I/C) (f) MCCB 3ø phase 415V, 200 Amps 4 pole 25 kA (Ics=100 % of Icu) , Adjustable magnetic and Fixed thermal - 1 No (O/G) (g) MCCB 3ø phase 415V, 100 Amps 4 pole 25 kA (Ics=100 % of Icu) , Adjustable magnetic and Fixed thermal - 1 No (O/G) (01 Spare) (h) MCCB 3ø phase 415V, 63 Amps 4 pole 25 kA (Ics=100 % of Icu) , Adjustable magnetic and Fixed thermal - 1 No (O/G (01 Spare)

(d) 1 No.- Set of Dual Core Dual ratio 3 CTs 400/50/5/5 A of 15 VA burden and accuracy class- 0.5 for metering and class 5P10 for protection. (e) 1 Nos.- Digital Multi function meter for measuring HT voltages upto 12KV, current, Power Factor, KVA, KVAh,KW, KWh, Energy with suitable CTs &MCBs for protection. (f) 1 Nos. Microprocessor based numerical relay with O/L, E/F and S/C protection. (g) 1 Sets of Dual Core Dual ratio 3 nos CTs 150/50/5/5 A of 15 VA burden and accuracy class 1.0 for metering and class 5P10 for protection. (h) Power pack: Power pack with 220 V AC input & 24 V DC continuous output suitable for closing/ tripping/ indication of HT panel boards with 2 No 12 V each SMF batteries of 100 AH capacity, charging unit, capacitor bank for emergency delivering for trip system complete with suitable capacity of Ammeter and Voltmeter including connections with 2.5 sq.mm FRLS insulated copper conductor cable etc. as required.

Supply and fix ON LOAD change over switch 415V in sheet metal enclosures and side handel including stand and hutted roof for outdoor 4 pole of capacity 1000 Amps including connecting up incoming/ out going cables with suitable lugs and testing, complete all as specified and as directed.. Make:- Havells cat Part No IHCNFE1000 or equivalent makes mention in list of make as approved by GE

GEPS PROJECTS (BID ID -3387193)

M/S MALHOTRA ENGINEERING WORKS (BID ID -3385381)

ANKIT SHIP REPAIRERS AND SUPPLIERS (BID ID -3384617)

M/S GUPTA ENTERPRISES (BID ID -3387576)