CWE/P-39/2022-23 UPGRADATION OF TRANSFORMER AND ITS ALLIED SERVICE AT JANGLOT UNDER GE BASOLI

Amount

Supply, installation, testing and commissioning of 200 kVA transformer step down indoor type, 11/0.433 kV, (at no load), oil immersed confirming to IS 1180 (PART-I) 2014 Energy Efficiency level-2 complete with standard fittings copper wound 3 phase 4 wire 50 c/s oil immersed naturally cooled with external cooling tube, delta connected on HT side and star connection on LT side with tapping on HT side to vary secondary voltage (+) 2.5 % to (+) 7.5 % in steps including first filling of transformer oil as per IS 1180 Part -I 2014 & BEE certified having dielectric strength not less than 50 kV complete all as specified and directed. Note: (i) Routine test as per IS 1180 shall be carried out at the works. Type test including temperature rise test shall also be carried out at works. Site tests are also to be carried out in presence of company representative. All the tests whether at works/at site are to be conducted in presence of MES representative and all test certificate duly signed by all concerned to be submitted by the contractor to the deptartment. (ii) The equipment should carry a guarantee of 30 months from the date of dispatch or 24 months from date of completion of the contract, which ever is later. Any defect during this period will be attended in a period of three days including spares and labour without any extra cost to Govt, complete all as specified and directed.

Excavation in trenches in soft/loose soil n.exc. 1.5mtr wide and n. exc. 1.5mtr in depth and getting out for laying of cables, erection of poles, complete all as specified and directed .

Excavation in trenches in soft/loose soil n.exc. 1.5mtr wide and n. exc. 3 mtr in depth and getting out for laying of cables, erection of poles, complete all as specified and directed .

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

Removing excavated material n. exc. 50m and depositing where directed at a level n. exc. 1.5 m above the starting point, complete all as specified and directed.

M&L sand cushioning to under ground cables 8 cm before laying the cable and second layer of 15 cm thick after laying the cable, complete all as specified and directed.

M&L for gsub class 'B' bricks old size, laid dry flat over the cable abutting each other , length of cable equal to width of brick, complete all as specified and directed.

M&L for unreinforced precast factory made ISI marked concrete cable cover, class HV, Type 1, flat, size 300mm x 180mm x 40mm, complete all as specified and directed.

M&L for PCC ( 1:3:6) type C2 using 40 mm graded stone aggregate as in foundation filling and mass concrete, complete all as specified and directed.

M&L for PCC ( 1:4:8 ) type D2 using 40mm graded stone aggregate as in foundation filling and mass concrete, complete all as specified and directed.

M&L for PCC ( 1:2:4) type B1 using 20 mm graded stone aggregate for coping, complete all as specified and directed.

M&L for Danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letter,figures and conventional skull and bones in signal red colour and fix with MS clamps, bolts and nuts of approved size, for HT 25x20 cm , complete all as specified and directed.

Supply and erection in verticle position steel tubular swaged poles, type 410 SP-55(11 meteres long) with mild steel plate continuously welded to pole, finial taper plug, bolts, nuts and screwed all as specified including factory painted with two coats black bituminous paint internally through out and externally for emvbedded portion and applying two coats of aluminium paint over a coat of red oxide primer on remaining exposed surfaces after errection complete with synthetic enamel paint of black and white alternate strips of 30 cm upto 1.5 mtr from top of coping, complete all as specified and directed. Note :-Excavation & earth work & PCC meassured & paid seprately respective items.

Supply, laying, commisisoning and testing in replacement of XLPE Insulated, screened, PVC bedded, galvanized steel strip or wire armoured heavy duty electric power cable with aluminium conductor, 6.35/11KV suitable for 11000 Volts grade, cross sectional area 95 sqmm 3 core, complete all as specified and directed.

S&F in replacement lightening arrestor metal oxide type (gap less) heavy duty single pole for 11 KV over head line, suitable for 12 KV rated highest system voltage long duration distribution discharge class type, IP-55 degree of protection, KVP at 65 KA high current impulse with stand voltage 6 KV arrestor rating with normal discharge current of 10 KA complete with all fittings conforming to IS : 3070 Part-III effectively connected with earthing system, complete all as specified and directed.

M&L for switch air break, gang operated, triple pole with drop out fuses and 15 insulators for outdoors, mechanically operated mounted on insulator and MS channels frame, with operating mechanism 25 mm dia G.I medium grade pipe worked from ground level with locking arrangement for current rating 200 Amps, 11 KV including electrical connection, complete all as specified and directed.

S&F in replacement for Anti climbing devices; comprising 2.24 mm dia galvanised steel 2-strand barbed wire wih 2.00mm dia barbs wrapped spirally round poles, to a lengh of 0.5 to 1.0 metre clammped and properly secured or as ordered (clamps measured separately), complete all as specified and directed.

S&F in replacement for Anti-climbing device;spikes type fabricated out of M. S bars (round, square and flat) inclluding nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole, complete all as specified and directed.

S&F for Structural steel work conforming to grade Fe-410S as in cross arms, bracing, 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 , one finishing coat of aluminium paint and epoxy coating sufficient for 11KV insulation, complete all as specified and directed.

S&F in replacement for Cable end jointing kit for 11 KV (earthed) grade cable for out door type termination cold shrinkable type joint complete with all jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 sqmm, complete all as specified and directed.

M&L in replacement for earthing complete with galvanized steel earth plate electrode 600x600x6mm thick buried in ground vertical to a depth not less than 2.25 mtrs deep below ground level with top edge of plate not less than 1.5 mtr below normal ground level connected to galvanized GI strip of size 32 x 6 mm by means of bolts, nuts washers made of galvanised iron and connected main control board/switch gear / pannel boards all as specified and shown in electrical Plate No. 3 of MES schedule (SSR) Part-I 2009 including necessary excavation and earth work in any type of soil, charcoal dust, salt and PCC 1:2:4 type B-1 in chamber RCC 1:2:4 type B-1 cover slab with 6 mm dia mild steel bars at 100 mm centre to centre both ways and with 6 mm dia MS hook, complete all as specified and directed.

M&L in replacement for earthing complete with galvanized steel earth plate electrode 600x600x6mm thick buried in ground vertical to a depth not less than 2.25 mtrs deep below ground level with top edge of plate not less than 1.5 mtr below normal ground level connected to galvanized GI wire of size 4 mm dia by means of bolts, nuts washers made of galvanised iron and connected main control board/switch gear / pannel boards all as specified and shown in electrical Plate No. 3 of MES schedule (SSR) Part-I 2009 including necessary excavation and earth work in any type of soil, charcoal dust, salt and PCC 1:2:4 type B-1 in chamber RCC 1:2:4 type B-1 cover slab with 6 mm dia mild steel bars at 100 mm centre to centre both ways and with 6 mm dia MS hook, complete all as specified and directed.

Supply and laying only heavy duty XLPE Insulated, screened, PVC bedded, galvanized steel strip or wire armoured LT under ground cable 1100 V grade multi stranded aluminium conductor cable of size 300 sqmm 3.5 core, complete all as specified and directed.

M&L for construction of platform of size 3000 x 2500 x 1500 mm for transformer having side finished, PCC (1:4:8) up to 30 CM in foundation and PCC at top portion of platform upto 25 CM thick with suitbale size MS bars, brickwork and cement mortar (1:4) and complete plaster work 15 mm thick to exposed surface in CM including (1:4) including necessary MS work (i.e. MS jali/fencinfg/MS angle) on the top of platform around transformer upto height 90 cm and one coat of white wash on plastered surface, complete all as specified and directed.

Notes : The Schedule of Credit amount shall be deducted from the total of this schedule(BoQ) to arrive at Contract Sum.

dinesh enterprises

Standard engineers

M/S Raghuvanshi Builders

JAI DURGA CONSTRUCTION CO

M/S SHRI RAM BUILDERS

KULBHUSHAN AGGARWAL