Bharat Sanchar Nigam Limited Tender
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Costs
EMD
₹ 10,847Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2025_BSNL_225058_1Tender No
KRLCO-13/16(11)/5/2025-ELECTender Authority
Bharat Sanchar Nigam Limited ViewPurchaser Address
-Website
http://https://www.bsnl.co.in/
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Documents
BOQ Items
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Arresting the Oil leak from the LT terminal bushing side of existing 160 KVA Transformer i/c complete dismantling the T/F terminal connections, opening the top cover to arrest the oil leaking via LT terminal bushings, tightening the terminals, providing new gaskets, refixing , the T/F top cover and all other accessories, pdg HT reconnections , replacing the defective LT side gaskets of transformer terminal box, checking and tightening the LT side cable connections in transformer terminal box etc complete as reqd.
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Recharging the breather using fresh silica gel after removing the hydrated gel ,cleaning the assembly, refilling with new gels, refixing etc as reqd.
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Spray painting the outside of the 160 kVA transformer i/c complete cleaning, removing dust, dirt, rust etc i/c pdg Two coats of enamel paint on accessible surface area i/c replacing the defective LT side gaskets of transformer terminal box, etc complete as required
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Servicing of following Electrical panels including cleaning the inside dust, checking and tightening all the connections such as busbar, cables etc, tightening switch terminals/ busbar taping etc I/c removing dust deposit using vacuum cleaner and pdg minor repairs of switches etc, replacement of fused indication lamps/defective indication lamp holders and control fuse , replacing the damaged gaskets/ rubber beedings ,i/c cleaning & removing the rust on surface of panel , providing one coat of superior quality spray enamel paint on accessible area of panel, sign writing etc complete as required.
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Main MV panel ( Approximate size 7.0mtr x2.0mtr x 1.0 mtr ) comprising switches 1000A ACB-3 Nos , 3 Nos SFUS with castel keys ( incomers ) , 16 Nos out going switches etc including dismantling / isolating the unwanted cable terminations from the not in use SFU out goings from MV panel etc ( excluding servicing of 1000Amps capacity ACBs )
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100 KVAR APFC panel with APFC Controller & capcitors, contactors, Including 1 No SDF incomer approximate size 0.90 mtr x 1.80 mtr x 0.60 mtr etc
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Light and Power Rising mains from ground floor to second floor wall made of sheet steel enclosure with PVC insulated 4 Nos aluminium bus bars suitable for 415 V, 3 phase, 4 wire, with extension joints , insulations and earthing with all accessories, TPN tap off boxes and SFUs etc associated with rising mains i/c opening the sheet steel covers, complete cleaning servicing the busbars and accessories, tightening all terminations , providing new fastners / minor spares if reqd, resetting the rising main / tap off boxes / SFUs, i/c painting the accessible area etc. as required
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Checking, correcting and testing of pick up time and closing time of IDMT relay 2 Nos of over current and 1 No of earth fault relay) by injecting 5 amps current using testing kit i/c checking and correcting connected control wiring in the LT/HT panel, Checking shunt trip circuit, auxiliary switch, trip healthy indication , trip push button etc as required. ( inverse type CDG, English electric make )
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Servicing of existing ACB in the LT panel i/c cleaning / checking all componets, mechanical parts, all moving and fixed contacts, auxilary contacts, all connections of CTs, control wiring, replacement of the minor components like springs , mechanical parts etc . i/c Lubricating all mechanical parts, cleaning contact tips, applying petroleum jelly on all contacts, refixing testing etc as required ( work should be carried out by a qualified and skilled technician)( English Electric make )
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Painting of 4-pole structure with connected MS channels, angle iron, connecting rods of AB switches cable protection pipe and other accessories etc, with two coat of superior quality epoxy paint after thoroughly cleaning the surface for removing dust, rust, cleaning the insulators, checking/ tightening the overhead connections/ lines on pole structure, lightning arrestors from metering end to transformer etc. complete as required.
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Complete painting of the angle iron welded mesh fencing around the pole structure i/c MS channel supports, MS weld wire mesh door etc with Two coats of epoxy paint after complete cleaning the surface for removing dust, rust etc as required
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Checking, meggering for earth resistance of the existing earth pits, cleaning the joints and reconnecting, replacing corroded nut and bolts, washers etc with new ones etc as required.
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Servicing of 11KV air break switch and the lever mechanism in the existing 11 KV pole structure for smooth operation of open close operations i/c cleaning , greasing the moving contacts, checking connections in the pole structure and switch, testing etc as reqd.
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Supply and replacing of following faulty items in the 11 kV pole structure i/c dismantling existing faulty accessories after checking, fixing new spares with suitable fastners, testing etc complete as required.
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DO Fuse metal parts ( Full set for 1 phase)
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11 KV Lightning Arrester
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11 KV Pin insulator
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11 KV AB switch metal parts ( moving & non moving spares for 1 phase)
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S/F new AB switch assembly to replace the the existing faulty 11 KV AB switch full set( moving & non moving items, insulators, base frame etc but with out operating rod ) for 3 phases i/c dismantlng the defective AB switch, fixing new gang operated switch, providing connections, fixing handle, testing commissioning etc as reqd.(metering side )
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Supply following accessories for 11KV substation etc as required.
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Supply of 6 mm nominal thick rubber mat suitable for MV supply as required.
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Rubber gloves of 11KV grade.
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Supply and fixing following items in the existing APFC Panel i/c replacing the faulty capacitor/contactor if reqd , making necessary connections /modifcations to fix the new capacitor/ contactor as pemananet capacitor if required, testing commissioning etc as required .
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Supply and fixing 3 KVAR capacity capacitor
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Supply and fixing 2 KVAR capacity capacitor
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Supply and fixing contactor MN 32 L&T or ss make
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Replacing the existing defective flourescent tube light fittings on surface of wall / ceilng in substation room with new 20W LED tube light fittings i/c dismantling the defective, Supplying and fixing of new lights with all accessories testing etc as required.
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Supply and fixing 450mm sweep 1400 RPM exhaust fans with suitable louvre on existing wall opening in substation room testing etc as required.
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Dismantling existing defective 18" dia exhaust fans with accessories from substation room etc as reqd.
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Dismantling / taking out of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV/ 11 KV grade of 120/ 150 Sqmm size on wall surface/ from existing trench/ open duct i/c storing suitably in the TE building etc as required.
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Dismantling the existing obsolete/ abandoned MS porcelain fuse cut out box with all accessories on wall i/c dismantling the existing incoming and out going terminations and cables with all accessories, safely storing etc as reqd.
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Supply and laying 5mm thick chequred MS sheet on existing floor openings of the old transformers in power room including cutting welding, fabricating painting etc for extending the cable connections etc complete as reqd
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