Combined Package for Replacement of 8MVA, 66/11kV Power Transformers by 1x12.5MVA, 66/11kV Power Transformer at 66/11 kV Attigulipura(Transformer 1 &2), 66/11kV Ramapura Sub-Station and 66/11kV Sathegala Sub-station and Replacement of 6.3MVA, 66/11kV Power Transformer by 1x12.5MVA, 66/11kV Power Transformer at 66/11kV Bommalapura Sub-station in Chamarajanagara Taluk and District on Partial Turnkey Basis(Excluding Supply of 11kV Switchgear)

POWER TRANSFORMERS:

12.5MVA, 66/11kV, 3-Ph, 50Hz, Core Type, 2 Winding Delta/Star transformer, vector group DYn11 with OLTC , RTCC Panel, first filling of Oil and 10% spare oil in non-returnable drum...

FIRE FIGHTING EQUIPMENTS:

Supply,Erection, Testing & Commissioning of Nitrogen Injection fire extinguishing system as per the recommendation of the supplier of the fire fighting system for Power Trans...

i) 11 kV isolator, Double Break 400 A, 25 kA capacity with Roaster switch, with rigid bimetallic terminal connector suitable for coyote ACSR.

ii) 11KV isolator Single break 400 A, 25KA capacity with Roster switch with rigid bi-metalic terminal connector suitable for coyote ACSR.

CURRENT TRANSFORMER : Current transformer Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for Drake ACSR conductor.

a)66 kV class, 31.5 kA, CT of ratio 200-10...

b) 11 KV Class, 25KA, NCT of ratio 1200-800/1-1-1A for REFR protection( of similar rating and ratio as that of Incomer of 11KV Switchgear) with terminal connector suitable for 2 Nos. of Copper flats.

SURGE ARRESTOR : (Procelain/Polymer) metal oxide, gapless type with rigid bimetallic terminal connectors suitable for Drake ACSR as per technical specifications..

1) 9kV, 10kA Class with connector and...

2) 60kV, 10kA, Class-II, Normal duty Metal Oxide type

11kV ODS and take off structure

Supplying of Double pole structure with 9Mts. RCC poles,145Kg WL and with provision for fixing 11 kV 400 A Roaster single break isolators & provision for fixing 9kV l...

Total Weight of Mounting Structures fabricated out of Galvanised Mild Steel (excluding Bolts & nuts) as per Technical Specification

Total Weight of supply of Bolts & nuts of Mounting Structures as per Technical Specification.

BUS BAR FORMATION :

ii) Coyote ACSR

1.1kV class PVC insulated copper control cables of following sizes with Lugs/Ferrules/Gland as per technical specifications:

i) 19 Core 2.5 Sq.mm.

ii) 4 Core 6.0 Sq.mm.

iii) 4 Core 2.5 Sq.mm.

vi) 2 Core 2.5 Sq.mm.

v) 2 Core 6 Sq.mm.

Disc Insulators

Single Tension string of 90 KN. 1 units each 11kV

INSULATOR HARDWARE & CLAMPS as per technical specification:

a) Tension clamp with hardware to suit Coyote ACSR (11kV)

b) C type Wedge connectors(T-type) suitable for Coyote -Coyote

c) C type Wedge connectors suitable for Coyote -Drake

11KV U.G. Cable with the required cable terminations as per technical Specification:

a) 11KV XLPE cable, 240Sq. mm. Aluminium cable 3 Core to be run from 11KV Switchgear to 11kV take off DP Structure...

b)Heat shrinkable type Cable termination kits suitable for 3 x 240 Sq.mm XLPE cable ( Indoor type )

c) Heat shrinkable type Cable termination kits suitable for 3 x 240 Sq.mm XLPE cable (Out door type)

Equipment's required for establishing SCADA Communication as per KPTCL Specification

a) Multi Functional Transducer(MFT)

b) Opto Coupler

c) Contact Multiplier Relay

d) Terminal Blocks (knife) for PT

e) Current Cables - copper core with c/s 4.0sqmm mutlistrand 7 core

f) Voltage Cables- copper core with c/s 2.5sqmm mutlistrand 4 core

g) Signal Cables- armoured copper core with c/s 0.5sqmm mutlistrand 10 core

h) Control Cables -copper core with c/s 1.5sqmm mutlistrand 10 core

i) RJ45 Cable for Energy Meter integration to DCU

Note : 1) Satellite communication required will be arranged by SLDC.

2)The detailed BOM & specification of SCADA equipment shall be obtained from SEE...

Erection Portion

POWER TRANSFORMERS:

a) 12.5MVA, 66/11kV, 3-Ph, 50Hz, Core Type, 2 Winding Delta/Star transformer, vector group DYn11 with OLTC , RTCC Panel, first filling of Oil and 10% spare oil in non-returnable d...

i) 11 kV isolator, Double break 400 A, 25 kA capacity with Roaster switch, with rigid bimetallic terminal connector suitable for coyote ACSR.

ii) 11KV isolator Single break 400 A, 25KA ...

CURRENT TRANSFORMER : Current transformer Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for Drake ACSR conductor.

a)66 kV class, 31.5 kA, CT of ratio 200-10...

b) 11 KV Class, 25KA, NCT of ratio 1200-800/1-1-1A for REFR protection( of similar rating and ratio as that of Incomer of 11KV Switchgear) with terminal connector suitable for 2 Nos. of Copper flats.

SURGE ARRESTOR : (Procelain/Polymer) metal oxide, gapless type with rigid bimetallic terminal connectors suitable for Drake ACSR as per technical specifications..

1) 9kV, 10kA Class with connector and...

2) 60kV, 10kA, Class-II, Normal duty Metal Oxide type

11kV ODS and take of structure

Supplying of Double pole structure with 9Mts. RCC poles,145Kg WL and with provision for fixing 11 kV 400 A Roaster single break isolators & provision for fixing 9kV li...

Total Weight of Mounting Structures fabricated out of Galvanised Mild Steel (including Bolts & nuts) as per Technical Specification

BUS BAR FORMATION :

i) Formation of Main/Cross bus with Single Drake for 66kV or 11kV Side

1.1kV class PVC insulated copper control cables of following sizes with Lugs/Ferrules/Gland as per technical specifications:

i) 19 Core 2.5 Sq.mm.

ii) 4 Core 6.0 Sq.mm.

iii) 4 Core 2.5 Sq.mm.

11kV,500 MVA, Metal Clad VCB switchgear (1600 A for Incomer and 1250 A for feeders),Out door type, each comprising of 2F+1AP(Remote annunciation cum Control panel) with CTs & PTs and terminal conn...

11 kV PCVCB outdoor type, KIOSK, 350 MVA rupturing capacity, 800A(1250A for incomer & 800A for feeders) comprising of 1No Feeder+1AP3 (remote annunciation cum control panel for 1I/C+4F) with CTs & P...

11 kV PCVCB outdoor type, KIOSK, 350 MVA rupturing capacity, 800A(1250A for incomer & 800A for feeders) comprising of 1No Feeder(remote annunciation cum control panel) with CTs & PTs and terminal co...

11KV U.G. Cable with the required cable terminations as per technical Specification:

a) 11KV XLPE cable, 240Sq. mm. Aluminium cable 3 Core to be run from 11KV Switchgear to 11kV take off DP Structure...

b)Heat shrinkable type Cable termination kits suitable for 3 x 240 Sq.mm XLPE cable ( Indoor type )

c) Heat shrinkable type Cable termination kits suitable for 3 x 240 Sq.mm XLPE cable (Out door type)

Equipment's required for establishing SCADA Communication as per KPTCL Specification

a) Multi Functional Transducer(MFT)

b) Opto Coupler

c) Integration of RTU, DCU and UPS with field equipments

a) Current Cables - copper core with c/s 4.0sqmm mutlistrand 7 core

b) Voltage Cables- copper core with c/s 2.5sqmm mutlistrand 4 core

c) Signal Cables- armoured copper core with c/s 0.5sqmm mu...

EARTH MAT FORMATION:

a) Supplying and laying MS.Flat 50 x 6 mm flat welding and applying ACB paint to welded portion and covering with soil as per drawing/standards without Sodium Bentonate clay (all...

b) Grounding of equipment with 50 x 6 mm G.I. Flat and connecting equipment to the earthmat/ground pit. Each point of earthing with all formation works like bending, twisting,

drilling of holes and c...

c) Providing 25 mm dia M.S. Rod 1.05 metre long earthmat spikes including heating, bending top 50 mm overlap flattening and making spike edge at one end driving into the earth below the

ground level ...

d) Grounding of equipment by providing cast iron pipe of 100 mm ID 13 mm thickness, 2.75 metre long with 2 part clamp out of G.I. Flat 50 X 6 mm continuously welded alround the pipe using cast iron we...

e) Supplying & fixing 450 mm dia 450 mm height 1.5" to 2" thick hume pipe collar (non ressure type) for earth pits including all lead and lifts etc..

DECOMMISSIONING

1a) Dismantling of 8 MVA, 66/11kV, Transformer & parts like bushings with inbuilt 66 kV CTs, releasing of oil from Transformer, etc,.complete as per direction of site Engineer (for Wo...

b) Moving of Transformer from the plinth to the loading point as per direction of site Engineer.

2) Releasing and re-erection of Equipments:

2a) Releasing and reerection of existing 11kV class, 25kA, NCT of ratio 800-400/1-1A/11kV

b) Releasing and reerection of existing 11kV HPI Solid Core Insulators

c) Releasing and reerection of 11kV NCT structure

d) Releasing and reerection of High pedestal insulators Mounting structures for 11kV side

Note: Refer Techno Commercial for Break up of Quantities.

3) Releasing of Equipments:

a) Releasing of existing 11kV NCT

b) Releasing of existing 66kV CTs

b) Releasing of existing Lightning Arresters

c) Releasing of existing NCT structure-1No.

Civil Works Portion

Earth work excavation for Foundation by mechanical means for all works & depth upto 3 m, as per drawing and technical specifications, including setting out, shoring, strutting, barricading, caution li...

Providing and laying in position Cement Concrete for levelling course for all works in foundation. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes...

Providing and laying in position Cement Concrete for all Foundation works. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with supe...

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations and other similar works etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by r...

Steel Fabrication: Supplying, fitting and placing TMT FE 550 / 550D Steel Reinforcement including cost of all materials, machinery, labour, cleaning, straightening, cutting, bending, hooking, laping/w...

Supplying PVC ringtite pipes conforming to IS 4985:2000 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joint...

Earth work excavation for pipeline trenches in all kinds of soils by mechanical means as per drawing and technical specifications, including setting out, construction of shoring, strutting, barricadin...

Removal, stacking and respreading of existing jelly as per the directions of the engineer in charge of the work including all costs labour, loading, unloading, transportation etc., complete and any ot...

Jelly Spreading (20-25 mm) : Supplying and providing jelly in the station yard of uniform thickness of 100 mm including the cost of materials, labour charges, required tools and plants etc., complete....

Providing and fixing Structural Steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of appro...

Providing Size Stone masonry with hard stone in foundation & plinth with Cement mortar 1:6 (1 cement : 6 coarse sand)

Providing and laying to required line and slope roofing with semicorrugated ( Trafford ) asbestos cement sheet 6mm. thick fixed with

galvanised iron J or L hooks, bolts and nuts 8mm. dia C.I plain and...

Providing and fixing ridges, hips with asbestos cement sheet roofing with G.I. J or L hooks, bolts and nuts 8mm. dia G.I.plain and bitumen washers, serrated or plain wings, adjustable ridges, includin...

Point wiring using Copper wire without switch.

Supplying and wiring adopting loop system in existing PVC Conduit /casing capping casing capping using 2x1.5Sqmm (Phase & Neutral) & 1x1.0 sqmm (Earth w...

Supplying of feet -PVC Batten with integrated LED tube LED light fitting 1 x 4ft - 36/40 W W with high quality diffuser with Life of 25000 burning hours & 70% lumen maintenance with CRI greater than ...