PROVN OF DEDICATED DISTRIBUTION TRANSFORMER FOR CENTRAL AMENITIES AND OFFICERS MD ACCN AT DRONACHAL TOP, TROLLEY MOUNTED TRANSFORMER AND REPAIR AND REPLACEMENT OF 03 NOS TRANSFORMER AT SI LINES BHOPAL AND ALLIED WORKS UNDER GE DRONACHAL

Amount

Supplying, installing, connecting, testing & commissioning mineral oil immersed, natural air-cooled, outdoor type, double wound (copper) distribution transformer, three phase, 800 kVA rating, non-sealed type, 50 Hz rated frequency, 11 kV high voltage and 415 V low voltage nominal system voltage, minimum 75 kVp basic insulation level, 11000 V/ 433-250 V no-load voltage ratio, connection (vector) symbol Dyn11, 30⁰ positive phase displacement, on load tap changer for variation of HV voltage from +5% to -15% in steps of 2.5%, minimum energy efficiency level 1 (Star 1 as per the notification issued by the Central Government, in consultation with the Bureau of Energy Efficiency and including all the amendments issued up-to-date), 5.0% impedance, ONAN type cooling all as per IS-1180 (Part 1): 2014 including amendment upto and including amendment No. 4 dated 04 Mar 2021 complete with all fittings, accessories and item as specified and as directed. Note: - The energy efficiency level higher than the minimum energy efficiency level as specified here shall be provided without any extra cost in case the transformer of minimum energy efficiency level is not available.

Supply only mild steel trolley for carrying mineral oil immersed, natural air-cooled, outdoor type, double wound (copper) distribution transformer, three phase, 750 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 750 kVA transformers (17) Paint: Grey enamel paint

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.

Supply, laying and testing cross linked polyethylene (XLPE) insulated, PVC sheathed cables for working voltages 6.35 kV/ 11 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 6.35 kV/ 11 kV (Earthed), 3 core, 50 sqmm to 95 sqmm complete all as specified and as directed.

S & F cable jointing kit for 1100 V (Earthed) grade cable for end termination heat shrink type joint, indoor/ outdoor type complete with jointing material and accessories suitable for 4 core XLPE armoured aluminium conductor cable of size 240 sqmm 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, 160 kVA rating, non-sealed type, 50 Hz rated frequency, 11 kV high voltage and 415 V low voltage nominal system voltage, minimum 75 kVp basic insulation level, 11000 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 +2.5% to -5% in steps of 2.5% for variation of HV, minimum energy efficiency level 1 (Star 1 as per the notification issued by the Central Government, in consultation with the Bureau of Energy Efficiency and including all the amendments issued up-to-date), 4.5% impedance, ONAN type cooling all as per IS-1180 (Part 1): 2014 including amendment upto and including amendment No. 4 dated 04 Mar 2021 complete with all fittings, accessories and item as specified and as directed. Note: - The energy efficiency level higher than the minimum energy efficiency level as specified here shall be provided without any extra cost in case the transformer of minimum energy efficiency level is not available.

Supplying, installing, connecting, testing & commissioning mineral oil immersed, natural air-cooled, outdoor type, double wound (copper) distribution transformer, three phase, 100 kVA rating, non-sealed type, 50 Hz rated frequency, 11 kV high voltage and 415 V low voltage nominal system voltage, minimum 75 kVp basic insulation level, 11000 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 +2.5% to -5% in steps of 2.5% for variation of HV, minimum energy efficiency level 1 (Star 1 as per the notification issued by the Central Government, in consultation with the Bureau of Energy Efficiency and including all the amendments issued up-to-date), 4.5% impedance, ONAN type cooling all as per IS-1180 (Part 1): 2014 including amendment upto and including amendment No. 4 dated 04 Mar 2021 complete with all fittings, accessories and item as specified and as directed. Note: - The energy efficiency level higher than the minimum energy efficiency level as specified here shall be provided without any extra cost in case the transformer of minimum energy efficiency level is not available.

M & L for earthing complete with copper plate earth electrode 600 mm X 600 mm X 3.15 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to earthing lead of 20 mm X 3 mm copper strip by means of bolts, nuts, check nuts and washers of galvanised iron from earth plate to test point upto 7.5 metre including all as shown in electrical plate No. 3 of SSR Part I (2009) including necessary concrete chamber in cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate, precast RCC cover slab in cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate of size 40 cm X 40 cm X 5 cm reinforced with 8 mm dia TMT bars @ 150 mm c/c both ways with one handle for lifting made out of 8 mm dia bar, GI funnel, GI wire mesh filter, 20 mm dia GI pipe medium grade for watering, 40 mm dia GI pipe medium grade for protection of earthing lead, charcoal or coke and salt in alternate layers including necessary excavation and earth work in any type of soil/ strata and testing complete all as specified and as directed by the Engineer-in-charge.

S & F earth continuity conductor or main earthing lead 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 loop earthing etc. as required 20 mm X 3 mm copper strip complete all as specified and as directed.

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or not exceeding 10 sqm on plan and not exceeding 1.5 m in depth and getting out in soft/ loose soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/ loose/ hard/ dense soil complete all as specified and as directed.

Removing excavated material (soils) not exceeding 50 m and depositing where directed at a level n exc. 1.5 m above the starting point

M & L for cement concrete in foundation, filling and mass concrete in M10(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

M & L for brick work with sub class 'B' bricks, non-modular sizes as per IS 1077: 1992, straight or curved on plan exceeding 6 m mean radius built in cement mortar 1:6 complete all as specified and as directed.

Material and labour for plastering 10 mm thick on fair faces of brick work or concrete surfaces (on vertical surfaces) in cement mortar 1:6 finished even and fair 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 95 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, 400 kVA rating, non-sealed type, 50 Hz rated frequency, 11 kV high voltage and 415 V low voltage nominal system voltage, minimum 75 kVp basic insulation level, 11000 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, minimum energy efficiency level 2 (Star 2 as per the notification issued by the Central Government, in consultation with the Bureau of Energy Efficiency and including all the amendments issued up-to-date), 4.5% impedance, ONAN type cooling all as per IS-1180 (Part 1): 2014 including amendment upto and including amendment No. 4 dated 04 Mar 2021 complete with all fittings, accessories and item as specified and as directed. Note: - The energy efficiency level higher than the minimum energy efficiency level as specified here shall be provided without any extra cost in case the transformer of minimum energy efficiency level is not available.

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or not exceeding 10 sqm on plan and not exceeding 1.5 m in depth and getting out in hard/ dense soil complete all as specified and as directed.

Excavating in trenches not exceeding 1.5 m wide and exceeding 1.5 m but not exceeding 3.0 in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or not exceeding 10 sqm on plan and exceeding 1.5 m but not exceeding 3 m in depth and getting out in hard/ dense soil complete all as specified and as directed.

Supply & spreading in trenches dry river sand cushioning to underground cable in trenches including spreading, levelling hand punning down complete all as specified and directed Note:- Depth of sand cushioning will be measured after punning down and levelling the sand properly.

Supplying & laying in trenches, in road cutting and along pole 50 mm nominal bore, light grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011 complete all as specified and as directed.

M & L for laying of bricks locally available sub class 'B' bricks, non-modular sizes as per IS 1077: 1992 for cable protection cover laid flat and dry in trenches over the cable perpendicular to the direction of cable all as directed.

Supply & laying unreinforced precast concrete cable cover class HV type 1, flat shape, dimension 300 mm X 180 mm X 40 mm as per IS 5820: 1970 complete all as specified and directed.

Supply, laying and testing cross linked polyethylene (XLPE) insulated, PVC sheathed cables for working voltages 6.35 kV/ 11 kV, three phase, earthed system, 3 core, screened, armoured power cable, 120 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.

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 400 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.

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 120 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.

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 70 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.

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or not exceeding 10 sqm on plan and not exceeding 1.5 m in depth and getting out in road cutting complete all as specified and as directed.

M & L for making road cutting surfaces good using 200 mm thick hardcore (broken stone or boulders) of gauge not exceeding 63 mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to a true surface and using cement concrete M15 (Nominal Mix) using 40 mm nominal size graded crushed stone aggregate 150 mm thick finished even and fair and using earth filling for remaining depth complete all as specified and as directed.

M & L for earthing complete with galvanised steel plate earth electrode 600 mm X 600 mm X 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to earthing lead of 32 mm X 6 mm galvanised mild steel strip by means of bolts, nuts, check nuts and washers of galvanised iron from earth plate to test point upto 7.5 metre including all as shown in electrical plate No. 3 of SSR Part I (2009) including necessary concrete chamber in cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate, precast RCC cover slab in cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate of size 40 cm X 40 cm X 5 cm reinforced with 8 mm dia TMT bars @ 150 mm c/c both ways with one handle for lifting made out of 8 mm dia bar, GI funnel, GI wire mesh filter, 20 mm dia GI pipe medium grade for watering, 40 mm dia GI pipe medium grade for protection of earthing lead, charcoal or coke and salt in alternate layers including necessary excavation and earth work in any type of soil/ strata and testing complete all as specified and as directed by the Engineer-in-charge.

M & L for earthing complete with galvanised steel plate earth electrode 600 mm X 600 mm X 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to earthing lead of 25 mm X 4 mm galvanised mild steel strip by means of bolts, nuts, check nuts and washers of galvanised iron from earth plate to test point upto 7.5 metre including all as shown in electrical plate No. 3 of SSR Part I (2009) including necessary concrete chamber in cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate, precast RCC cover slab in cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate of size 40 cm X 40 cm X 5 cm reinforced with 8 mm dia TMT bars @ 150 mm c/c both ways with one handle for lifting made out of 8 mm dia bar, GI funnel, GI wire mesh filter, 20 mm dia GI pipe medium grade for watering, 40 mm dia GI pipe medium grade for protection of earthing lead, charcoal or coke and salt in alternate layers including necessary excavation and earth work in any type of soil/ strata and testing complete all as specified and as directed by the Engineer-in-charge.

M & L for earthing complete with galvanised steel plate earth electrode 600 mm X 600 mm X 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to earthing lead of 4.0 mm dia galvanised mild steel wire by means of bolts, nuts, check nuts and washers of galvanised iron from earth plate to test point upto 7.5 metre including all as shown in electrical plate No. 3 of SSR Part I (2009) including necessary concrete chamber in cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate, precast RCC cover slab in cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate of size 40 cm X 40 cm X 5 cm reinforced with 8 mm dia TMT bars @ 150 mm c/c both ways with one handle for lifting made out of 8 mm dia bar, GI funnel, GI wire mesh filter, 20 mm dia GI pipe medium grade for watering, 20 mm dia GI pipe medium grade for protection of earthing lead, charcoal or coke and salt in alternate layers including necessary excavation and earth work in any type of soil/ strata and testing complete all as specified and as directed by the Engineer-in-charge.

S & F XLPE cable end termination, heat shrinkable, outdoor type complete with jointing material and accessories suitable for voltage 6.35 kV/ 11 kV (Earthed), 3 core, 120 sqmm to 185 sqmm complete all as specified and as directed.

M & L for prestressed concrete pole, 11.0 metres long, 152 mm X 152 mm at top and 152 mm X 260 mm at bottom designed for wind load at the site including preparing and painting on prestressed concrete pole with two coats of cement base paint on exposed portion and including making strips of width 30 cm upto 1.5 m from the ground level in black and white shade in alternate layer including numbering of poles using two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and as directed.

S & F gang operated air break switch, three poles, outdoor type, nominal system voltage 11 kV, rated voltage 12 kV, rated normal current 200 Amps, rated frequency 50 Hz, rated one minute power frequency withstand voltage between (i) earth & poles 28 kV (rms) (ii) across the isolating distance 32 kV (rms), rated lightning impulse withstand voltage (i) to earth and between poles 75 kV (Peak) (ii) across the isolating distance 85 kV (Peak), Rated short-time withstand current 25 kA for 3 seconds, rated peak withstand current 63 kA for climatic conditions at the site, mechanically operated mounted on insulator and steel frame with operating mechanism worked from ground level for current complete all as specified and as directed.

Supply and fix 11 kV drop out fuse assembly, double stack channel type, triple pole mounted on porcelain HT insulator 6 Nos and mild steel galvanised steel frame rating upto 200 Amp complete with DO fuse and electrical connections, jumpering by ACSR conductor and connectors complete all as specified and directed.

M & L for cross arms, bracings, supports, clamps, back plates and stay clamp 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 applying two coats of aluminium paint over a coat of red oxide primer complete all as specified and as directed.

Supply and erection of three piece metal oxide lightning arrestor suitable for 11 kV continuous operating voltage (3 phase) with rated voltage 12 kV (rms) with nominal discharge current rating of 2.5 kA and complete with galvanised clamping arrangements, GI bolts, nuts, washers etc. complete as specified and as directed.

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

S & F hot rolled low tensile structural steel of grade E165 as per IS 15911: 2010 as in hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embedding in concrete and screwing etc. wind ties for roof including securing bolts; posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar works complete all as specified and as directed.

M & L for mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips and including welding has to be done with minimum 20 cm over lap for new and old of any height. Complete all as specified and as directed.

S & F mild steel screw bolts (machine made), diameter of neck 5 to 10 mm with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, exceeding 5 cm but not exceeding 10 cm long complete all as specified and as directed.

Fixing only galvanized steel chain link fence fencing including line wires any mesh, size and type to any type of standards, rails, straining bolts, etc. including provn of binding wire complete all as specified and as directed.

Supply only galvanized steel chain link fence fabric of mesh size 50 mm X 50 mm, made out of 2.50 mm nominal dia of mesh wire.

S & F hot rolled medium and high tensile structural steel of grade E165 as per IS 15911: 2010 as in framed work such as grills, grating, etc., with ends of bars of shouldered and/or riveted, or forged into spikes, framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework water tanks and similar work complete all as specified and directed by Engineer-in-charge.

Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in hard/ sense soil complete all as specified and as directed.

M & L for cement concrete in foundation, filling and mass concrete in M7.5(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

M & L for hardcore (broken stone or boulders) of gauge not exceeding 63 mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to a true surface complete all as specified and as directed.

Material and labour for plastering 15 mm thick (in two coats of 10 mm and 5 mm thick) on fair faces of brick work or concrete surfaces (on vertical surfaces) in cement mortar 1:4 with integral water proofing compound finished even and fair complete all as specified and as directed. Note: - Water proofing compound shall be measured and paid for separately.

M & L for cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate in roof kerbs or mud stops, rounded or chamfered on edges complete all as specified and as directed.