Tirumala Tirupati Devasthanams Tender
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Tirumala Tirupati Devasthanams Tender
Electrical Generators And Transformers
Electrical and Electronics
Electrical Works
Opening Date5 Jul 2024
Closing Date22 Jul 2024
Tender Amount₹ 9,31,179
Costs
EMD
₹ 23,300Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
741463Tender No
59/DE(Elec.)-I/TTD/TPT/2024-25Tender Authority
Tirumala Tirupati Devasthanams ViewPurchaser Address
-Website
http://tender.apeprocurement.gov.in
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
BOQ Items
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(a) Checking of oil leakage at Tank, bushing and cleaning etc.,
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(b) Checking oil level in conservator tank
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(c) Checking of Earth Flat connections at transformers.
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(d) Checking colour of Silica-gel and reactivating or replacing.
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(e) Checking the diaphragm for cracks.
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(f) Maintenance Reports to be submitted.
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Quarterly
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(a) Measurement of Voltages at Transformer and tail ends of the feeder.
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(b) Measurement of loads in ampehers on earth
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(c) Taking IR values of the winding.
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(d) Above Maintenance Reports to be submitted.
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Yearly
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(a) Collecting oil samples for di-electric strength
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(b) Above Reports to be submitted.
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For 1st year 2024-2025
9
43381
4820.18
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For 2nd year 2025-2026
9
43381
4820.18
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For 3rd year 2026-2027
9
43381
4820.18
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Testing of Transformer oil for dielectric breakdown strength.
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-
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For 1st year 2024-2025
9
5784
642.69
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For 2nd year 2025-2026
9
5784
642.69
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For 3rd year 2026-2027
9
5784
642.69
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Filteration of transformer oil as per IS specifications to die electric strength above 40 K.V at site. (per Ltr) (Excluding Transportation)
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at site.
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For 1st year 2024-2025
3500
37485
10.71
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For 2nd year 2025-2026
3500
37485
10.71
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For 3rd year 2026-2027
3500
37485
10.71
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Carryout routine maintenance and servicing of LT.Cubical pannel board having approximately 15 to 22 Nos of switches cleaning with power blower and servicing the contacts, tightning the connection of incoming and outgoing cables, and checking the operating machanism for smooth functioning of switches and putting them in smooth working condition.
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For 1st year 2024-2025
9
28921
3213.45
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For 2nd year 2025-2026
9
28921
3213.45
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For 3rd year 2026-2027
9
28921
3213.45
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Removing the existing transformer from the plinth / Pole and refixing the standby transformer of following capacity including connections etc., complete.
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Upto 315 KVA
2
7498
3749.03
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500 / 1000 KVA
2
9640
4820.18
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Replacing old and unserviceable gasket of top cover plate of transformer having following capacity.
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Upto 315 KVA
2
1606
803.36
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Replacing old and unserviceable gasket of top cover plate of transformer having following capacity.
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-
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500 / 1000 KVA
2
2142
1071.15
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Replacing old and unserviceable gasket of H. T bushing for the following Transformer capacity.
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-
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Upto 315 KVA
2
749
374.9
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Replacing old and unserviceable gasket of H. T bushing for the following Transformer capacity. -500 / 1000 KVA
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-
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500 / 1000 KVA
2
1606
803.36
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Replacing old and unserviceable gasket of L.T bushing for the following transformer capacity.
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-
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Upto 315 KVA
2
1928
964.04
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Replacing old and unserviceable gasket of L.T bushing for the following transformer capacity.
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-
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500 / 1000 KVA
2
3213
1606.73
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Replacement the H T / L. T burntout winding coils of distribution transformer including rewinding, varnishing and vaccuming etc.,duly retaining the removed burnt winding coils by the Contractor / Firm
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For copper coils
3
1928
642.69
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Replacement the H T / L. T burntout winding coils of distribution transformer including rewinding, varnishing and vaccuming etc.,duly retaining the removed burnt winding coils by the Contractor / Firm
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For aluminium coils
5
2142
428.46
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Insulating HT / LT copper / aluminium coils for Transformers.
5
1740
348.12
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Painting to transformer with 2 coats Zinchromate red oxide duly scraping existing paint followed by 2 coats of hammerton grey paint etc., complete.
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Upto 500 KVA
1
3749
3749.03
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Replacing H.T bushing for distribution Transformer by new one.
1
374
374.9
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Replacing H.T bushing with metal parts for distribution Transformer by new one.
1
428
428.46
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Replacing L.T bushing for distribution Transformer by new one for the following capacities. - Upto 315 KVA
2
428
214.23
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Replacing L.T bushing for distribution Transformer by new one for the following capacities.- 500 / 1000 KVA
2
535
267.79
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Replacing L.T bushing rod with metal parts for distribution Transformer by new one for the following capacities. -upto 315 KVA
2
1071
535.58
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Replacing L.T bushing rod with metal parts for distribution Transformer by new one for the following capacities. -500 KVA
1
1981
1981.63
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Drying the repaired transformer with appropriate heat / air of following capacity of transformers.
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-
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Upto 315 KVA
1
4713
4713.06
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500 / 1000 KVA
1
5891
5891.33
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Loading and Unloaidng of transformer from site to Workshop or vice verse.
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Upto 500 KVA
1
4820
4820.17
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Supply and fixing of distribution type lightning arrester 11 KV 10 kA as per IS 3070 with mounting base on the existing DP structure
12
32134
2677.88
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Supply and erecting porcelain disc type insulator suitable for 11KV line with suitable hardware on existing cross arms.
2
1154
577.35
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Supply and fixing of 11 KV pin Insulator (IS 731/1971 ) with minimum creepage distance of 300 mm on existing cross arm including all accessories like Hot dip GI spindle and nuts etc.,
2
428
214.23
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Supply and erecting porcelain post type insulator suitable for 11KV line with suitable hardware on existing cross arms.
2
1298
649.12
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Supply and fixing of LT pocelain pininsulator as per IS 1447-1997 suitable for working voltage 1100 V including all accessories like Hot dip GI spindle and nuts etc.,.
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-
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100 x 65 mm
2
171
85.69
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100 x 85 mm
2
192
96.4
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Supply and fixing of 11 KV ,400 A 3 phase central post rotating double break type AB switch(isolator) as per IS 9921) without earth blade,gang operated ,Hozizontal type,operating mechanism with GI spring loaded reverse loop type fixed contact,solid HD electrolytic copper tubular moving contact with silver/Nicle plated at end points,9 Nos post insulators of 12 Kv(IS 2594 and IS 5350) ,Hot Dip galvenizing hardware,GI pipe,Nuts and bolts etc., complete
1
19280
19280.7
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Dismantling charges of old AB switch
2
2880
1440
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Erection charges of new AB switch
1
2880
2880
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Supply of new and tested transformer oil as per IS-335 - 1972 (per Ltr)
150
19281
128.54
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Supply and fixing the 1.0 KG Transporent Silicagel breather
8
11864
1483.05
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Supply and fixing of 11 KV danger plates on the existing poles
10
1071
107.12
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Supply of 11 KV / 22 KV Hand gloves
10
2142
214.23
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First Aid box 18" x 12" x 8"
5
5757
1151.49
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Cable root Indicators of size 152mm round / 102mm x 102mm / 152mm x 152mm
5
455
91.05
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Supply and fixing of PVC synthetic elastomer electrically insulated mat conforming to IS: 15652-2006 with
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Class A insulation having 2mm thickness upto 3.3KV
10
40703
4070.37
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Class B insulation having 2.5mm thickness upto 11KV
6
25064
4177.49
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Supply of round bottom G.I sheet bucket of 9 Ltrs. Capacity as per IS:2546 made out of 24 gauge GI sheet with extra handle at bottom duly painted inside and red out side with printed with FIRE Mark for stand and hook and filled with sand and arranged to existing stand or hook. ( MR )
8
2313
289.21
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Providing floor mounting stand for keeping 4No of fire bucket 1500mm length, 900mm height made out of 40x40x6mm angle iron welded with 4 hooks and duly painted with one coat of red lead and two coats of enamel paint.
2
2356
1178.27
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Danger Notice Plates of size shall comply
with IS:2551-1982
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250x200mm
10
2410
241.01
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200x150mm
15
3213
214.23
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150x100mm
20
2142
107.12
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Shock instrution chart in English / Hindi / Telugu duly framed with front glass
8
3856
482.02
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Supply of Danger sticker size of 6" x 6" -
Make :PROLITE HSN / SAC Code : 49.11.9990
100
8300
83
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Supply of Danger sticker size of 2" x 2" -
Make :PROLITE HSN / SAC Code : 49.11.9990
500
4125
8.25
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Supply of Danger sticker size of 3" x 3" -
Make :PROLITE HSN / SAC Code : 49.11.9990
50
873
17.46
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Supply of Lockout Tags - Made from semi-rigid plastic of 0.5mm thickness all tages have a right on surface. They with stand moisture / grease & dirt ( Pack of 10 Nos)
Make: ESQUARE
HSN / SAC Code : 84.66.9400
5
1115
223.1
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Supply of ES-DEL-KD+M De Electric safety lock outpadlock with nylon shackle -key different Make:ESQUARE
HSN / SAC Code : 83.01.4090 (set of 10 nos + 1master Key)
10
5771
577.15
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Supply of First Aid treatment chart with 8mm thickness MDF photo lamination - Multi color Size of 18" x24"
HSN / SAC Code : 44.11.9429
2
1513
756.6
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Supply ES-KC-CF -60 key cabinet with fascia - 60 keys
Make:ESQUARE HSN / SAC Code : 84.66.9400
1
4171
4171
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Supply of Warning - Glo signages made of robust & Durable self adhesive sheet & Best photoluiminescent materials which will Glo intensily in the dark. Size : 200mm X 200mm Sign: Danger (word & Pictogram)
Model: W17
Make : PROLITE - HSN/SAC CODE :39.20.9999
30
11058
368.6
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Providing earthing as per IS 3043/ 1987 with 100mm (ID), 13mm thick C.I. Pipe of 3.0 mtr. length after excavating an earth pit of size1.5 m X 0.9 M X 3.00M(Top 1.50 m X 1.20 m X 0.9m & bottom 1.20 M X 1.20 M X 1.65 M) and filling with a homogenous layer of 40 Kgs. of Coke/ Char Coal, 20 Kgs. of Salt and the required quantity of sand around 100mm pipe from the bottom of the pipe to a height of 2.7mtr. and filling the remaining excavated portion with earth and consolidation/ Settlement of the trench should be done by filling with sufficient quantity of water.
4
33952
8488.2
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A concrete bed of size 0.8 M X 0.8 M X 0.1 M thick and an inspection chamber having inside measurements of 0.4 M X0.4 M X 0.4 M with wall thickness of 100 mm with cement concrete CC (1:2.5:5) using 20 mm HBG Metal is to be constructed with side wall 100 mm above ground level and plastering the exposed walls neatly with CM 1:3 with 12 mm thick. The Top of the Inspection Chamber is to be provided with reinforced precasted RCC Slab with 40mm thick with lifting hook. The top of C.I. Pipe is to be fixed & welded with suitable G.I. Wire mesh funnel 50mm x 6mm G.I. Strip having length of 300mm is to be fixed to the top of C.I. Pipe with G.I. Clamps fabricated with 50 x 3mm G.I. Flats with necessary bolts and nuts and necessary welding to be done to the clamps and C.I. Pipe. 2 Nos. of holes are to be drilled on either side of G.I. Flat for Extending earth connections.
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65mm dia PVC Pipe is to be embedded at the pit entry for earth. After laying earth from earth conductor bus to Electrode trough PVC Pipe, the surface should be covered with bitumen and grease. The cost of GI/Copper flat to be run from CI Pipe electrode to the equipment is to be made separately on running meter basis. The work shall be executed strictly as per IS 3043 - 1987. The rate includes cost and conveyance of all materials, labour charges, incidental charges etc., complete (Note:- Necessary meggaring testing is to be carried out in the presence of concerned Engineers and measurement of resistance shall be as per ISI standards)
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Providing of Independent Earthing as per IS 3043 of 1987 with Copper Plate of 600 mm X 600 mm X 3.15 mm thick of Electrolytic grade buried the top of the plate below 2 M from ground level after excavating an Earth pit of 1.5 x 0.9 x 2.55 m (Top 1.50m X 0.90m X 0.90m) and Bottom (1.20mX 0.90m X1.65 m) rigidly fixed to 40 mm dia GI pipe of 2 m long with 3 Nos. of 25 mm X 6 mm Clamps with suitable bolts, & nuts. 2 Nos. of 25 mm X 6 mm Copper Flats of 2 M long are to be fixed with brass bolts & nuts and brazed at bottom side to the copper plate on either side of the GI pipe. A concrete bed of size 0.8 M X 0.8 M X 0.10 M thick and an inspection chamber having inside measurements of 0.4m X0.4 m X 0.4 m with wall thickness of 100 mm with cement concrete CC 1:2.5:5 using 20 mm HBG Metal is to be constructed with side wall 100 mm above ground level and plastering the exposed walls neatly with CM 1:3 with 12 mm thick. The Top of the inspection chamber is to be provided with reinforced precasted RCC slab with 40 mm thick with lifting hook. The top of the 40 mm dia GI pipe is welded with reducer and 0.3 M , 20 mm dia GI pipe. the top of the 20 mm GI pipe is to be fixed with funned & wire mesh.
4
65864
16466.02
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The top of the 25 X 6 mm copper flats are to be fixed with brass bolts, nuts, washers & brazed with 0.2 M of 50 X 6 mm copper flat across and the same is to be fixed with suitable GI strip to the 40 mm GI pipe. The Entire set is to be placed in the Earth pit , the mixture of 40 Kgs of Hard coke/charcoal , 20 Kgs of salt, & sand is spread around the copper plate and around to the 40 mm GI pipe and the remaining is to be back filled. consolidation / settlement of filled earth pit is to be done by filling water. After giving earth connections to the 50 X 6 mm copper flat with brass bolts, nuts & washers.A pre- casted RCC slab cover with 50 mm thick with lifting hook is to be provided on top of the Earth pit. The rate includes cost and conveyance of all materials, labour charges, incidental charges etc., complete. ( Note: Necessary meggaring testing is to be done in the presence of the concerned Engineers, and the reading should be as per IE standards)
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Supply and run of 25mm X 6mm Copper Strip for earth electrode to required places by Surface on walls, flooring including cost of all accessories and giving necessary connection with 3/8"x2" Brass Bolts, Nuts and Washers wherever joints has to be done. The strip has to be either riveted (or) bolted (or) gas welding neatly and all labour charges etc., complete.
5
4796
959.21
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Supply and run of 50mm X 6mm Copper Strip for earth electrode to required places by Surface on walls, flooring including cost of all accessories and giving necessary connection with 3/8"x2" Brass Bolts, Nuts and Washers wherever joints has to be done. The strip has to be either riveted (or) bolted (or) gas welding neatly and all labour charges etc., complete.
5
9346
1869.26
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Supply and run of 50mm X 6mm G.I Strip for earth electrode to required places by Surface on walls, flooring including cost of all accessories and giving necessary connection with 3/8"x2" GI Bolts, Nuts and Washers wherever joints has to be done. The strip has to be either riveted (or) bolted (or) gas welding neatly and all labour charges etc., complete.
20
4269
213.48
... More
Supply and run of 25mm X 6mm G.I Strip for earth electrode to required places by Surface on walls, flooring including cost of all accessories and giving necessary connection with 3/8"x2" GI Bolts, Nuts and Washers wherever joints has to be done. The strip has to be either riveted (or) bolted (or) gas welding neatly and all labour charges etc., complete.
20
2626
131.32
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Aggregates 20 mm nominal size (SS5) (M-053)
5
8857
1771.47
... More
Aggregates 40 mm nominal size (SS5) (M-055)
5
6018
1203.76
... More
Quarry Rubbish (35a)
8
2901
362.64
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Measuring of earth resistance in the sub-station yard and building upt to the required level if necessary by suitable methods, necessary instruments for measuring the resistance shall be arranged by the contractor at his cost. The resistance value shall be within the permissible limit prescribed. A certificate for testing of earth resistance shall be furnished.(8TX x 4 Pits x 3 =96 Nos)
96
150342
1566.07
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Supply and fixing of 100 A 11 KV Horn Gap fuse set as per IS 9385 on existing DP structure with 6 nos 24 KV /22 KV post Insulators( IS 5350, Hot dipped Hard ware, fuse wire of required size etc., complete
2
11782
5891.33
... More
Supply of 50 mm G.I.Nut and Bolts.
500
8035
16.07
... More
Less buy back offer for old oil from existing transformer
100
-2500
-25
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