Design, supply, erection, testing and commissioning of 220/132/11 KV 400 MVA Bank (comprising of 4 no, single phase, 133.33MVA Auto transformer units (of similar general arrangement and rating as of existing transformer Bank) at Grid Station Gladn

Amount

(A) Design,Manufacture,Supply,Packing & Forwarding,Transportation,Delivery At Site of Equipments and Material

Main Equipments

400 MVA Bank (comprising of 4 no, single phase, 133.33MVA Auto Transformer units (of similar General arrangement and rating as of existing Transformer Bank) as per the specification mentioned in the GTR and STR.

220KV Control and Relay Panel for Transformer Bay completely wired including Substation automation supporting IEDs/numerical relays including Differential relay, Directional 3 O/C 1 E/F protection and numerical communicable REF protection relay.

132KV Control and Relay Panel for Transformer bay completely wired including Substation automation supporting IEDs/numerical relays including Differential relay, Directional 3 O/C 1 E/F protection and numerical communicable REF protection relay.

Power and Control cables including termination of the cables

1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete as per specification.

16 core, 2.5 sq mm

19 core, 2.5 sq mm

2 Core, 2.5 sq mm

5 Core, 2.5 sq mm

8 Core, 2.5 sq mm

12 Core, 2.5 sq mm

2 Core, 6 sq mm

4 Core, 6 sq mm

4Core, 16 sq mm

Cable Glands, ferrules & Lugs for all above cables etc.

ANCILLARY ITEMS

500mm2 ACSR Moose Conductor (a)Aluminium =54/3.53 mm (b) Steel= 7/3.53 mm overall diameter =31.77mm Approx. Wt. =1998 kg/km ultimate strength = 159.60 KN

Single Tension Fittings For Twin 500 mm2 ACSR shall have minimum failing load of 100% ultimate strength of Bundle conductors with compressive type Tension clamps having slipping strength 95% of ultimate Strength of conductors. The ball and socket designation must be 20mm. Minimum Ultimate strength (Tensile strength) shall be 70 KN.

Single Suspension Fittings For Twin 500mm2 conductor shall have minimum failing load of 50% ultimate strength of bundle conductors with Forged Steel Hanger free center type without bolt only having slipping strength 15% of ultimate strength of conductor.The ball and socket designation must be 20mm.

T Clamps Twin 500mm2 / Twin 500mm2 , made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

T Clamps single 500mm2 / single 500mm2 , made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

PI clamps/PG Clamps suitable for twin 500mm sq ACSR shall comply in all respects with IS:5561-1970 (latest edition)

Disc Insulators 120 KN,Ball & Socket type, 145mm height and 280mm dia. Creepage total 430 mm and 260 mm protected.

Spacers For Twin 500mm2 must be one-piece construction of aluminum alloy of an approved type without any projection, cuts, abrasions etc. or chattering parts and shall conform to IS:10162

MS Flat 75mmx10mm for Earthing of the Transformer

MS Angle iron 65mmx6mm for support structure

(B) HANDLING, STORAGE, PRESERVATION, ERECTION (EXCEPT CIVIL WORKS), DEHYDRATION, TESTING & COMMISSIONING OF EQUIPMENTs AND MATERIAL

Main Equipments

400 MVA Bank (comprising of 4 no, single phase, 133.33MVA Auto Transformer units (of similar General arrangement and rating as of existing Transformer Bank) as per the specification mentioned in the GTR and STR.

220KV Control and Relay Panel for Transformer Bay completely wired including Substation automation supporting IEDs/numerical relays including Differential relay, Directional 3 O/C 1 E/F protection and numerical communicable REF protection relay.

132KV Control and Relay Panel for Transformer bay completely wired including Substation automation supporting IEDs/numerical relays including Differential relay, Directional 3 O/C 1 E/F protection and numerical communicable REF protection relay.

Power and Control cables including termination of the cables

1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete as per specification.

16 core, 2.5 sq mm

19 core, 2.5 sq mm

2 Core, 2.5 sq mm

5 Core, 2.5 sq mm

8 Core, 2.5 sq mm

12 Core, 2.5 sq mm

2 Core, 6 sq mm

4 Core, 6 sq mm

4Core, 16 sq mm

Cable Glands, ferrules & Lugs for all above cables etc.

ANCILLARY ITEMS

500mm2 ACSR Moose Conductor (a)Aluminium =54/3.53 mm (b) Steel= 7/3.53 mm overall diameter =31.77mm Approx. Wt. =1998 kg/km ultimate strength = 159.60 KN

Single Tension Fittings For Twin 500 mm2 ACSR shall have minimum failing load of 100% ultimate strength of Bundle conductors with compressive type Tension clamps having slipping strength 95% of ultimate Strength of conductors. The ball and socket designation must be 20mm. Minimum Ultimate strength (Tensile strength) shall be 70 KN.

Single Suspension Fittings For Twin 500mm2 conductor shall have minimum failing load of 50% ultimate strength of bundle conductors with Forged Steel Hanger free center type without bolt only having slipping strength 15% of ultimate strength of conductor.The ball and socket designation must be 20mm.

T Clamps Twin 500mm2 / Twin 500mm2 , made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

T Clamps single 500mm2 / single 500mm2 , made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

PI clamps/PG Clamps suitable for twin 500mm sq ACSR shall comply in all respects with IS:5561-1970 (latest edition)

Disc Insulators 120 KN,Ball & Socket type, 145mm height and 280mm dia. Creepage total 430 mm and 260 mm protected.

Spacers For Twin 500mm2 must be one-piece construction of aluminum alloy of an approved type without any projection, cuts, abrasions etc. or chattering parts and shall conform to IS:10162

MS Flat 75mmx10mm for Earthing of the Transformer

MS Angle iron 65mmx6mm for support structure

(C) Civil Works including design, supply, excution and prepration of drawings

Casting of Minor Foundations other than the Rail Track and Transformer Foundations

Earth work excavation including disposal of excavated earth upto 50mtr (In all kinds of soil)

Providing and laying of PCC (M - 10)

Providing and laying of PCC (M - 15)

Providing and laying of RCC (M -20)

Shuttering and centering including strutting, croping etc.

Cement Plaster 15 mm in 1:4 mix

Reinforcement for RCC Work including straghting, cutting, bedding, placing in position (TMt)

Mechanical carriage of materials

Bajri 20mm

Bricks

Steel

Cement

Manual Carriage of materials

Bajri 20mm

Bricks

Steel

Cement

Construction of oil sump

Earthwork in excavation by manual means in trenchs for foundations , drains , pipes , cables etc ( exceeding 1.5 m in width ) and for shafts , wells ,cesspits and the like not exceeding 10 sqm on plan , depth upto 1m from cutting edge ,disposed earth to be levelled and neatly dressed in . All kinds of soil Total Qtty =2.8*2.8*1.55=12.15 Cum

Providing and laying of Soling stone Total Qtty =2.8*2.8*0.15=1.18 Cum

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering. All work upto plinth level in 1:4:8 (1 cement:4 coarse sand:8 graded stone aggregate 40mm nominal size). Crushed.

Reinforced cement concrete work in walls( any thickness), including attached piliasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts, etc upto floor five level excluding cost of centring, shuttering, finishing and reinforcement. 1:1.5:3 (1 cement:1.5 coarse sand:3 graded stone aggregate 20mm nominal size). Crushed.

Centring and shuttering including strutting, propping, etc and removal of form for: walls( any thickness) including attached pilliasters, butresses, plinth and string courses

Reinforcement for RCC works including straightening, cutting , bending, placing in position and binding all complete. Thermo-mechanically treated bars

Providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying : (a) after surface preparation, first layer of slurry of cement @ 0.488 kg/sqm mixed with water proofing cement compound@ 0.253 kg/sqm. -,. (b) laying second layer of Fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than 10 em. (c) third layer of 1.5 mm thickness consisting of slurry of cement @ 1.289 kg/sqm mixed with water proofing cement compound @ 0.670 kg./sqm. and coarse sand @1.289 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30cm on parapet wall and tucked into groove in parapet all around. (d)fourth and final layer of brick tiling with cement mortar (which will be paid for separately) For the purpose of measurement the entire treated surface will be measured. Qtty=(4*2*1.20+2*2)=13.60 Sqm

Carraige of materials from source of supply to site of work

Sand with a lead of avg 30 km

Crusher Aggregate with a lead of avg 10 km

Soling Stone with a lead of avg 30 km

Repair of Protection walls of 400 MVA ,160 MVA and 150 MVA Auto -Transformers

Cement plaster in two coats 12mm thick cement plaster 1:5(1 cement;5 coarse sand) finished with top layer 6mm thick cement plaster 1:6

(D) Dismantaling of Existing 400 MVA Tranformer Bank

Dismantaling of Existing 400 MVA Tranformer Bank Unit Wise in a Phased manner including its Accessories and its Shifting to the Divisional Store Site etc

KANOHAR ELECTRICALS LIMITED