Kerala State Electricity Board Tender

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Kerala State Electricity Board - KSEB Tender

Works
Electrical and Electronics
Electrical Works
Eprocure
Opening Date12 Feb 2025
Closing Soon28 Feb 2025
Tender Amount₹ 33,28,028 
Notes
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Costs

Description

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BOQ Items

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Erection of 1 No. 110/66KV LA/Post insulator on the already erected structure after opening of crates at the place of storage leading to site carefully, keeping lines and levels as per the direction of the departmental officers.

15

3084

46270.35

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Erection of 1 No. 11KV LA (station type ) /11KV Post insulator on the already erected structure after opening of crates at the place of storage leading to site carefully, keeping lines and levels as per the direction of the departmental officers.

3

783

2349.99

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Unpacking carefully and leading one set of 3 pole EHT110KV Circuit Breaker from the place of storage, including support structure , mechanism box compressor, pipe lines etc. to site , cleaning and erecting on foundation using suitable lifting tools, after disassembling necessary parts if required, to lines and levels and assembling all the parts , connecting mechanism etc. in complete shape and making ready for commissioning as per the direction of departmental officers.

3

36283

108851.73

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Erection of one set 110kV Bus Isolator on the already erected structure including opening crates and conveyance of all accessories from the place of storage to the place of erection to lines and levels, erection of mechanism box , checking operation and aligning properly, including cutting, welding etc. complete as per the direction of departmental officers.

7

13584

95090.45

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Erection of one set 110/66KV line Isolator on the already erected structure including opening crates and conveyance of all accessories from the place of storage to the place of erection to lines and levels including erection of mechanism box checking operation and aligning properly as per the direction of departmental officers.

2

14942

29885.58

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Uncoiling, paving out, stringing and fixing of bus bar using ACSR Kundah / Moose single conductor for one phase of 66/110KV bus of span up to 30M by cutting the conductor to sufficient length, crimping using compressor / bolting the two ends, washing, cleaning and drying the insulator discs, fixing the conductors to the yard structure with sufficient tension using string of insulators and hardware complete. at both ends, fixing of arcing hornes including transportation of materials from the stockyard to the site under the supervision and direction of department staff at site. (All materials will be supplied departmentally at free of cost).

9

4782

43042.77

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Uncoiling, paving out, stringing and fixing of bus bar using ACSR Kundah / Moose Double conductor for one phase of 110KV bus of span up to 35M by cutting the conductor to sufficient length, crimping using compressor / bolting the four ends, washing, cleaning and drying the insulator discs, fixing the conductors to the 110kV yard structure with sufficient tension using string of double/single tension insulators and hardware's complete. at four ends, fixing of arcing hornes at both ends, fixing of spacers between two conductors at regular intervals as specified by the dept. staff at site, including transportation of materials from the stockyard to the site under the supervision and direction of department staff at site. (All materials will be supplied departmentally at free of cost).

3

9565

28695.18

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Stringing and fixing earth wire of size 7/9, 7/10 or 7/3.15 between top of the columns and to terminal tower at 33/66/110/220KV substations with compressed / bolted ends at proper tension including uncoiling and cutting of conductor , jumpering, giving earth bond connections by drawing the end of the conductor through the columns, jointing where ever necessary providing back stays at the time of stringing etc. as per the direction of the departmental officers.

20

2606

52125

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Providing interconnection between equipments using ACSR Moose/ Kundah/ wolf Single conductor at both ends with compressed/ bolted ends including uncoiling and cutting of conductor as per the direction of departmental officers.

29

1036

30066.04

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Providing droppers and connecting to lines / equipments or jumper between two buses without suspension insulators using ACSR Moose/ Kundah/ wolf Single conductor at both ends with compressed/ bolted ends including uncoiling and cutting of conductor as per the direction of departmental officers. (For one phase)

9

1244

11196.18

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Providing interconnection between equipments using ACSR Moose/ Kundah/ wolf Double conductor at both ends with compressed/ bolted ends , fixing spacers at regular intervals as directed, including uncoiling and cutting of conductor as per the direction of departmental officers. (For one phase)

6

2073

12441.12

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Providing droppers and connecting to lines / equipments or jumper between two buses without suspension insulators using ACSR Moose/ Kundah/ wolf Double conductor at both ends with compressed/ bolted ends , fixing spacers at regular intervals as directed, including uncoiling and cutting of conductor as per the direction of departmental officers. (For one phase)

3

2488

7464.12

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Providing droppers and connecting to lines / equipments or jumper between two buses with necessary suspension insulators for 33kV/66kV/110kV/220kV using ACSR Moose/ Kundah/ wolf Single conductor at both ends with compressed/ bolted ends including uncoiling and cutting of conductor as per the direction of departmental officers. (For one phase)

9

1866

16794.36

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Laying of departmentally supplied GI strip/Copper strip of suitable size including cleaning and neatly bending of strips ,cutting, removing of metal/earth in the yard and burying earth strip to the required depth re-doing the yard metalling as per the direction of the departmental officers.

400

180

72344

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Welding one end of the bended GI strip of size 50x6mm with the riser of the already laid earth mat, welding 150mm in length, 6mm thick on both sides & end of the strip & other end of the strip with yard structure at 2 points 50mm apart each welding points having 50mm length and 6mm thick on both sides & end of the strip including the charges for connecting the strip with structure using bolted joints as per the directions of the department officers. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes(No.E7018) cost of anti corrosive paint etc. complete.

10

497

4976.2

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Welding overlapping joints of 50x6mm GI strip with 50mm long, 6mm thick welding on all three sides after doing 2 Nos. bolted joints at the centre as specified after cleaning the surface. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes( No.E7018) cost of anti corrosive paint etc. complete.

30

273

8216.4

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Welding one end of the bended GI strip of size 50x6mm with the riser of the already laid earth mat, welding length of 150mm in length, 6mm thick on both sides & end of the strip and connecting other end with nuts & bolts if required as per the directions of the department officers. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes(No.E7018) cost of anti corrosive paint etc. complete

102

508

51896.58

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Welding one end of the bended GI strip of size 50x6mm with the structure with a welding length of 50mm in length, 6mm thick on both sides & end of the strip and connecting other end with nuts & bolts if required including hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes(No.E7018) cost of anti corrosive paint etc. complete.

203

364

74017.86

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Unpacking the transformer / feeder C&R panels, 110V battery charger, OLTC cubicle LT panel at the place of storage transporting to the place of erection and erecting after providing foundation bolt keeping to lines and levels as per the direction of departmental officers.

14

4871

68205.62

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Fixing departmentally supplied marshalling kiosk in the existing PT/CT structure by making suitable fixing arrangements including cutting , welding, drilling holes etc as required.

6

643

3859.74

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Uncoiling 20/19 core 2.5sqmm, 12 core 4 sqmm control cable (Armoured or un armoured) from cable drums cutting to required length and laying through trench/pipe/cable tray grouping the same neatly using cable tie and carefully including for providing loop wherever necessary and providing cable marker at both ends of cable as per direction of departmental staff at site.

890

51

45746

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Uncoiling 12/7/6 core 2.5 sq mm control cable (armoured and un armoured) from cable drums and cutting to required length and laying through trench/pipe/cable tray grouping the same neatly using cable tie and carefully including for providing loops wherever necessary and cable marker, at both ends of cable as per direction of departmental staff at site.

570

38

21859.5

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Uncoiling 4/2 core 2.5sqmm control cable (armored or unarmored) from cable drums and cutting to required length and laying through trench/pipe/cable tray neatly and carefully including for providing loops wherever necessary and cable marker at both ends of cable as per direction of departmental staff at site.

700

37

26082

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Uncoiling 5/4/3/2 core 4sqmm control cable(armoured or un armoured) from cable drums and laying through trench/pipe/cable tray neatly and carefully including for providing loops wherever necessary and cable marker at both ends of cable as per direction of departmental staff at site.

770

35

27704.6

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Fixing all type of terminal connecting strip with terminal connectors in the marshalling box or panel board wherever necessary (terminal connecting strip will be supplied departmentally ) charges includes for providing necessary suitable hole etc complete as per direction of departmental staff at site.

20

48

962.6

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Termination of cables in panel by using cable glands of fixing the cable rigidly by any means as per direction of departmental staff at site charges include for providing necessary suitable hole in the gland plate etc. For 20/19 core 2.5sqmm cable/12 core 4 sqmm cable (using gland of size 28-32mm)

105

260

27332.55

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12/7/6 core 2.5 sqmm cable (using gland of size 25mm)

108

230

24913.44

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4/2 core 2.5 sq mm cable/4/2 core 4 sq mm cable (using gland of size 16-22mm)

108

219

23689.8

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Doing termination of all sizes of PVC insulated copper control cable 2.5 mm², pealing, providing number and letter ferrules in the wire, stripping ends, crimping with suitable lugs and connecting to the terminals in the panel board and marshalling kiosk etc., neatly and carefully including cost of copper sockets and ferrules as per the direction of Departmental Officers at site.

540

66

36007.2

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Doing termination of all sizes of PVC insulated copper control cable 4.0 mm², pealing, providing number and letter ferrules in the wire, stripping ends, crimping with suitable lugs and connecting to the terminals in the panel board and marshalling kiosk etc., using cable tie and cable tie neatly and carefully including cost of copper sockets and ferrules as per the direction of Departmental Officers at site.

350

68

23814

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Supplying aluminium cable tags punching number and alphabets up to 7 digits and binding to cable using copper wire including cost of all materials as per the direction of Board Officials at site.

80

50

4001.6

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Making of cable clamps using 25x 3 mm GI strip (hot dipped)as per no of cables in cable tray cutting and holing to required length and for fixing as per the direction of departmental officers at site including supply of suitable nut and bolts.

30

76

2300.1

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Laying LT/DC cables in trench including drawing through pipes wherever necessary.

50

45

2256.5

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Glanding LT / DC cable of various sizes after removing insulation, armour etc. and making necessary holes on gland plates numbering cable etc. complete including supply of gland numbering plate etc.

50

219

10989

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Fabrication of structures for erecting equipments. The GI & MS angles will be supplied departmentally

5

3635

18178.75

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Drilling holes in yard structure

100

55

5564

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Cutting of steel angle in yard structure erection

60

203

12201

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Welding charge for welding on iron parts using arc welding as per standards

30

130

3901.2

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Erection of yard structures and assembling of columns and beams using bolt and nut including punching of holes.

18.14

7723

140097.22

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Assembling the 10 /12.5 /20 MVA, 110/11 or 66/11KV transformer with all accessories in complete shape and filling oil if required including arresting the movement of the transformer by locking as per the direction of the departmental officers.

1

54970

54970.88

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Covering the transformer with tarpaulin using ropes, bamboos etc.

1

3405

3405.99

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Turning and shifting 6000 L/H capacity transformer oil filtering plant or wheel mounded 10000/15000 Litre. oil tank with all accessories for a distance of 20M to road, towing the machine with department lorry by the use of D-Shackle and iron ropes , accompanying the lorry including supervision through out the journey especially in turnings to avoid falling of plant. Remove the machine from the lorry and drags up to 10M for safe storage where ever required.

2

4256

8512.14

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Loading the empty oil tank of capacity 10000/15000 Ltr. From the place of its storage using wooden blocks, lever etc. and moving the tank to a distance of 10M from switch yard then loading the same to the dept. vehicle using chain pulley etc. carefully tying the tank in vehicle accompanying the vehicle, removing ties and unloading the tank carefully by the use of wooden blocks rails, chain pulley etc. again moving the tank to a distance of 50M, for safe storage.

1

15366

15366.75

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Hot oil circulation after draining oil from transformer, evacuating the transformer by using vacuum pump after providing LT connection to the pump , connecting the hose to transformer, operating carefully and continuously for attaining sufficient vacuum and keeping in vacuum for 24 hours and operating filter unit carefully and continuously for 24 hours except halt due to poor voltage and trouble in filter plant etc complete as per the direction of dept. officers.

4

5491

21964.08

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Supplying, laying and jointing 160 mm nominal dia PVC pipes (6 Kgf/cm²) and specials such as tees, bends, elbows, and check nuts, etc. including refilling the trenches, etc. ( For providing control cable connections)

200

569

113852

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Turning the transformer of weight 20T to 30T,up to 90 degree using required tools safely and taking all precautions as per the directions of the departmental officers ( only if it is absolutely necessary and where departmental crane is not available)

1

19333

19333.73

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Pulling the power transformers of weight 20T to 30T, on the rail track, travelling for a distance up to 30M, using sleepers, rails, jacking, pulling and keeping ready for placing on the correct plinth as per the direction of departmental officers at site, safely without damaging any equipments and observing all safety precautions.

1

18530

18530.39

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Filling the oil in to 10000-15000 Ltr. capacity tank after bringing the new oil barrel from its place of storage and circulating the same to obtain the necessary value.

1

20629

20629.34

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Laying 3 x 300 sq mm 11KV XLPE cables in trench including drawing through pipes wherever necessary.

2000

246

492800

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Laying 1 x 500 sq mm 11KV XLPE cables in trench including drawing through pipes wherever necessary - 50% rate of 65(a).

2000

123

246400

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Laying 3 x 300 sq mm 33kV XLPE cables in trench including drawing through pipes wherever necessary.

250

308

77000

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Doing out door/indoor cable termination of 3x300 mm2 33KV XLPE cable very carefully observing directions of manufactures and departmental staff including crimping of socket

6

7646

45880.38

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Doing out door/indoor cable termination of 3x300 mm2 11KV XLPE cable very carefully observing directions of manufactures and departmental staff including crimping of socket

36

3728

134223.84

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For doing 1x500 sq.mm 11KV XLPE out door/ indoor cable termination 60% of item (a)

42

2237

93956.52

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Mounting one 3x300 mm2 XLPE out door cable termination of structures very carefully without causing any damaged to the drilling holes wherever necessary as directed by the departmental officers

18

1422

25609.14

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For mounting 1 x 500 mm2 out door / indoor cable termination - 60% of item (a)

39

853

33291.96

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For mounting 3 x 300 mm2 in door cable termination 70% of item (a)

18

995

17926.38

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Unpacking at the place of storage and transporting 11KV indoor VCB/SF6 switch gear panel and its accessories to the place of erection and erecting after fixing foundation bolts by chipping concrete wherever necessary, tightening, keeping lines and levels taking all safety precautions including erection of potential transformers as per the direction of departmental officers.

23

9663

222266.02

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Unpacking at the place of storage and transporting 33KV indoor VCB/SF6 switch gear panel and its accessories to the place of erection and erecting after fixing foundation bolts by chipping concrete wherever necessary, tightening, keeping lines and levels taking all safety precautions including erection of potential transformers as per the direction of departmental officers.

3

11596

34789.47

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Interconnection of panels and 11KV bus bars after opening covers, earthing, inter panel wiring, etc. and making ready for commissioning of breaker as per the direction of the departmental officers.

23

3210

73845.18

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Interconnection of panels and 33 KV bus bars after opening covers, earthing, inter panel wiring, etc. and making ready for commissioning of breaker as per the direction of the departmental officers

3

3852

11558.37

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Assembling 55 cells of 100AH conventional battery, pore the acid in required level, connect the battery to the charger and charge to the required specific gravity level, check the specific gravity and voltage of each cells hourly. After attaining the required specific gravity and voltage keep the same for 24 hours, discharge the same up to 50% of the rating and then boost charge the same monitor the voltage and specific gravity regularly and make the battery ready for station use.

2

10618

21236.92

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Preparing wiring schedule per transformer / feeder bay of 110 or 66kV with details of type of cable, core and colour, ferrule No. and terminal no of equipments/panels including giving full details in A4 sheet with computer print providing outer border line and sheet no etc. and supplying in the shape of book with special binding etc. and assisting the departmental officers at the time of relay testing and commissioning

6

4049

24295.2

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Levelling, Cutting and fixing in position departmentally supplied MS Chequered plate 6 mm, 10 mm or 12mm thick in suitable length and width including providing lifting legs and suitable holes for lifting including grinding sides and corners etc. complete.

40

2884

115366.4

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Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete

180

223

40203

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Fitting one 160 kVA Transformer to existing plinth/platform and giving connections including loading and unloading , excluding transportation.

1

6431

6431.64



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