Up gradation of existing old transformers HT and LT Panels for Ring Main 1 at Aircraft Division HAL BC

Name of the Individual / Firm / Company: * (Mandatory)

Type of ownership / Legal Status [Attach copies of the original document defining the legal status]

Year of Establishment of Company/Business

Registered Office Address, Telegraphic Address, Telephone No., Website / email id, FAX No.

Correspondance Address, Telegraphic Address, Telephone No., Website / email id, FAX No.

PAN no

PF number (If any)

ESI number

GST registration number

Particulars of registration with various other Government bodies (Attach documentary proof)

Contact details

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Valid Electrical contractor license of appropriate voltage (Minimum 11KV) issued by any state Govt. under clause 45 of Indian Electricity Rules 1956 or as amended from time to time

I.T Returns for past 03 years

Value of works executed during the following 05 years and it should be certified by Chartered Accountant. (In Rs. Lakhs)

Please enter values of works (sum of all the works in the respective year) in Rs. Lakhs for all the years

DETAIL OF WORK ON HAND UPTO COMPLETION PERIOD OF SUBJECT WORK (N=completion period=8months=8/12= 0.67 year) [For Bid capacity calculation] NOTE : PROVISION for 10 works are given. If more, a separate similar sheet to be made showing all the works with all details as per this FORMAT and same to Uploaded. However, 10 works details to be provided and balance work value of other works to be added and to be provided in 10th row as OTHER works. Apart from filling the details in the below table, this statement duly verified by Chartered Accountant shall also be uploaded.

Name of Organization with address

Action plan / bar chart as to indicate the completion of work, within the scheduled time (contract period)]

Bank(s) details: [Copy of the cheque leaf to be uploaded]

Bank Account No.

Name of the Bank

Type of Account

Branch, Place

Bank Code No.

MICR No.

ECS No.

IFS Code

Bank Statement for past THREE months

Latest Over draft Facilities with Bankers

Latest Bankers Solvency Certificate Details:

Please enter Latest Solvency Details and upload the same

Experience of having successfully completed similar works during last 7 years ending on the previous day of submission of tender should be either of the following:. [i. Work completion certificates along with LOA/PO/WO should be uploaded.ii. In case of experience certificate obtained from organizations other than government, TDS certificate of work also to be uploaded] (i) THREE similar completed works each costing not less than the amount equal to 40% of the estimated amount put to tender. (ii) TWO similar completed works each costing not less than the amount equal to 50% of the estimated amount put to tender. (iii) ONE similar completed work costing not less than the amount equal to 80% of the estimated amount put to tender.

Type of Work [ Incase of private works the same shall be supported with TDS certificate]

Type of Work [ Incase of private works the same shall be supported with TDS certificate]

Type of Work [ Incase of private works the same shall be supported with TDS certificate]

DETAILS OF TECHNICAL PERSONNEL AVAILABLE( if space provided is insufficient separate sheet to be uploaded with the same format as below)

Name of members or technical personnel available in the organization

PLANT, MACHINERY AND EQUIPMENT AVAILABLE [The Plant, Machinery and equipment (either owned or leased) that can be made available for this work must be furnished below].

Name of Machinery

Works of similar nature successfully completed in addition to Sl. No. (21) of Applicant Particulars (1) during the last 07 years ending on the previous day of submission of tender .

Name of the work / project and location

Details of person holding the power of Attorney

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Tender Document EMD details

DD No. & Issue Date

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Average annual financial turn over during the last 3 years, ending 31st March 2025 (In Lakhs). The values provided to be supported by uploading Balance Sheet along with Profit & loss account statement.

DECLARATION I

Please Accept the Declaration I

DECLARATION II

Please Accept the Declaration II

Subject tender has been called on item rate basis. Basic Rate to be quoted for each item.

Subject work is a Works contract and prevailing GST of 18% has been added in the BOQ on overall total. Any revision on this GST rate is to HAL account.

Sucessful offer that is L-1 (Lowest offer) will be determined including GST.

The payment terms shall be governed as per the terms indicated in General conditions of contract.

The work has to be carried out in co-ordination with engineer-in-charge with minimum power interruption. The shutdown work has to be carreid out during Holidays/Sundays with proper co-ordination of Engineer-in-charge. In case any preparation works requried, same have to be carried out as directed by Engineer-in-charge without any additional cost during execution of work.

Amount towards GST will be paid along with RAR payment against invoice.

The tenderers are requested to abide by the rules of prevailing GST act.

This BOQ specification has to be read in conjunction with technical specifications and tender drawings. Any ambiguty in these have to be brought to the knowledge of contract section before submission of tender to avoid future claims/dispute.

Specification of item

Supply, fixing, testing & commissioning 5Nos of VCB HT Panels (2 Nos of Incomer & 3 Nos of Outgoing):

Supply, fixing, testing & commissioning of 800A, 25KA for 3sec draw out type VCB panel as incoming with line PT.

Supply, fixing, testing & commissioning of 800A, 25KA for 3sec draw out type VCB panel as outgoing with bus PT

Supply, fixing, testing & commissioning of 800A, 25KA for 3sec draw out type VCB panel as outgoing without bus PT.

Supply and laying in already excavated trench / masonry duct / encasing in pipe/ fixing on wall /cable tray/RCC duct using necessary GI clamps at every 1mtr interval (minimum) testing & commissioning of 3C X 185 Sqmm Al. Arm HT Cable (earthed) 11KV XLPE insulated aluminium(Al) conductor U.G cable as specified in the technical specifications to the tender document and as directed by Engineer-in-charge. Note:- 1) For the cables which are to be laid in soil, Excavation, Concrete cutting, reconcreting & HDD etc., if any will be measured separately.

supplying and making indoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for 3Cx185Sqmm, XLPE aluminium conductor cable of 11 KV grade as required.(Earthed cable)

Supplying and making straight through cable jointing with heat shrinkable jointing kit complete with all accessories including ferrules suitable for 3Cx185Sqmm, XLPE aluminium conductor cable of 11 KV grade as required.(Earthed cable)

Supply, laying, testing & commissioning of Copper armoured control cable.

Supply, laying and connecting of 16C X 2.5 Sqmm size copper conductor XLPE/PVC insulated 1100V grade Armoured control cables including glands and end terminations using suitable copper lugs with suitable marking ferrules complete as directed by the EIC. Note:- Excavation, Concrete cutting and reconcreting will be measured separately.(In between Transformer& HT Panel)

Supply, laying and connecting of 4C X 2.5 Sqmm size copper conductor XLPE/PVC insulated 1100V grade Armoured control cables including glands and end terminations using suitable copper lugs with suitable marking ferrules and necessary pin top wherever necessary complete as directed by the EIC. Note:- Excavation, Concrete cutting and reconcreting will be measured separately.(In between HT Panel & Battery Charger)

BATTERY CHARGER WITH ACCESSORIES :

Supply, installation, testing & commissioning of automatic trickle / boost battery charger (230V Input and 24V Output, 15A rating) battery charger enclosed in a dust and vermin proof enclosure with ventilation louvers fabricated out of 14 gauge sheet steel powder coated including front hinged construction doors complete for charging the 24V 120AH SMF battery bank comprising of following accessories:

Supply, installation, testing & commissioning of battery bank comprising 2Nos of 12 Volts, 120AH lead acid SMF batteries with terminal blocks, interconnection links, other standard accessories including Battery stand etc., Battery terminals should be protected against corrosion by applying required petroleum jelly as per requirement complete in all respects.(Battery warranty should be for minimum 24 months and warranty card along with copy of invoice to be submitted to OIC/EIC along with handing over document.)

Supply, Erection on the existing plinth, testing and commissioning of Energy efficient 11 KV/ 415V, Delta-star, outdoor type 1600 KVA distribution transformer.

An external hand operated 'OFF' load tap changer with handle having a position indicating plate and locking device.

Pressure release valve(PRV)

Air releasing valve.

Double float buccholtz relay with an alarm and trip contacts.

De-hydrating breather with silica gel and oil seal etc.

Diagram and rating plate.

Earthing terminals.

Lifting hook

Drain valve

Filter valve.

Radiator with top and bottom stop valves and drain and air releasing plugs.

Conservator tank with Magnetic oil level indicator.

Dial type thermometer with MRP resetting devices with alarm and trip contacts.

Weatherproof marshalling box with connectors and control wiring cable gland including winding temperature indicator.

First fill of mineral oil.

Bars stud type neutral brought out through a separate bushing for earthing.

Bi-directional wheels with locking facility to arrest movements.

1 No. cable end box on HT side suitable for 1R of 3CX185 Sqmm 11KV XLPE insulated Aluminium armoured cable with Heat shrinkable type indoor cable end joints.

1 No. end box on LT side suitable to connect 2500A, 415V TPN Aluminium overhead sandwich bus trunking to LT Panel.

Supply, Erection, Testing & commissioning of 2500A Bus Trunking (Outdoor)

Supply, connecting, testing and commissiong of 2500A rated Bi-metallic copper flexible connector for 3phase and neutral supply(4nos in each set) between Transformer LT side & overhead sandwitch busbar trunking with required harwares including suitable outdoor type adopter box at transformer LT side for interconnection complete in all respect and as directed by OIC/EIC.

Supply, connecting, testing and commissiong of 2500A rated Aluminium flexible connector for 3phase and neutral supply(4nos in each set) between LT Panels incomer & overhead sandwitch busbar trunking with required harwares including suitable indoor type adopter box at LT panels side for interconnection complete in all respect and as directed by OIC/EIC.

Supply, Installation, Testing & commissioning of LT Panel(TTA) at AS-5 substation

Incomer

1 No-2500A, 415V gr. 65KA, 4P MDO Type ACB

Lot - 2500A TP +1250A N, 415V, short circuit rated 65 KA for 1sec, Aluminium bus bars with busbar insulators, heat shrinkable PVC sleeves etc.

1 Nos- Multi function meter (MFM/MDM)suitable for 3ph, 4 wire, 240V(L-N), 5A, CL-1,RS 485 Port Digital MFM/MDM of power logic PM2230 of Schneider or any equivalent make meeting technical specification of above MFM complete in all respect.

1Set of - 2500/5A current transformers of suitable class and VA burden for metering.

1 Set of - 2500/5A current transformers of suitable class and VA burden for sensing PF at transformer incomer switchgear.

1 No 13A 415V gr TP 100KA MPCB of for tapping power for metering and control circuit

1 Set - RYB indicating lamps of LED module with 6A SP MCB.

1 Set- 6A, MCB for the protection of measuring instruments.

Outgoings

1 No - 1250A 415V gr. 50KA 4P MDO type ACB

3 Nos - 630A 415V gr. 50KA 4P MP based MCCB.

11 Nos - 400A 415V gr. 50KA 4P MP based MCCB.

4 Nos - 250A 415V gr. 36KA 4P MP based MCCB.

Supply, erection, testing & commissioning of 500KVAR Capacitor Panel (PTA) at AS-1, AS-5 & AS11/4 Substation

Incoming

1No - 1250A 415V gr. 50KA, 4P ACB, ACB shall be Manually drawout(MDO) type. Air Circuit breaker shall be of approved make suitable for 415V 3 Ph & N supply with microprocessor based tripping device comprising of overload, short circuit and instantaneous ground fault protection including suitable range inbuilt CT's and separate LED indications for overload, short circuit and ground fault along with release and also micro switches for service, isolated and locking positions for the breaker, door interlock, secondary isolating contacts, auxiliary contacts as required including ON/OFF indications, trip push button, trip indication, front operating handle and other connected accessories complete in all respects. ACB should be rated for Icu=Ics=Icw for 50KA 1sec.

1 Lot-1300A TP + 650A neutral Aluminium busbars with busbar insulators, heat shrinkable PVC sleeves etc.complete.

1 Set-1250/5A current transformers of suitable class and VA burden for metering.

1 set Digital VAF meter

1No 13A 415V gr TP 50KA MPCB of for tapping power for metering and control circuit

1Set RYB indicating lamps of LED module with 6A SP MCB.

1Set- 6A 415v gr TPN MCB for the protection of measuring instruments.

1Set - 3 Phase 16 channel Intelligent reactive power management controller (power factor correction relay), programmable for controlling thyristor switching module, suitable capacity SMPS, required control wiring, including necessary interconnections among CTs, thyristor switching modules etc., as per standards.

Outgoing

Suitable fans for ventilation

3No's - 100KVAR 415 volts filter unit comprising of not less than 132.4KVAr 525V 50Hz, super heavy duty MPP capacitor bank including 440volts grade 7% detuned aluminium reactor controlled by suitable capacity Thyristor switching module(SCR-SCR Type) for each bank separatley

2Nos. - 50KVAR 415 volts filter unit comprising of not less than 66.2KVAr 525V 50Hz, super heavy duty MPP capacitor bank including 440volts grade 7% detuned aluminium reactor controlled by suitable capacity Thyristor switching module(SCR-SCR Type) for each bank separatley.

3Nos. - 25KVAR 415 volts filter unit comprising of not less than 33.1KVAr 525V 50Hz, super heavy duty MPP capacitor bank including 440volts grade 7% detuned aluminium reactor controlled by suitable capacity Thyristor switching module(SCR-SCR Type) for each bank separatley.

2Nos - 12.5KVAR 415 volts filter unit comprising of not less than 17.2KVAr 525V 50Hz, super heavy duty MPP capacitor bank including 440volts grade 7% detuned aluminium reactor controlled by suitable capacity Thyristor switching module(SCR-SCR Type) for each bank separatley.

3Nos of 250A, 36KA 415V Gr.TP TM based MCCB (for 100KVAR filter unit)

2Nos of 125A, 36KA 415V Gr.TP TM based MCCB (for 50KVAR filter unit)

3Nos of 63A, 36KA 415V Gr.TP TM based MCCB (for 25KVAR filter unit)

2Nos of 32A, 36KA 415V Gr.TP TM based MCCB (for 12.5KVAR filter unit & Spare)

Supply, laying, testing & commissioning of following size Aluminium LT armoured power cables.

3.5CX 400 Sqmm Aluminium armoured conductor

3.5CX 300 Sqmm Aluminium armoured conductor

3.5CX 185 Sqmm Aluminium armoured conductor

3.5CX 95 Sqmm Aluminium armoured conductor

3.5CX 70 Sqmm Aluminium armoured conductor

3.5CX 50 Sqmm Aluminium armoured conductor

Supplying and making end termination with brass compression gland and aluminium(Al) lugs for following size of PVC insulated and PVC sheathed / XLPE armoured(arm) aluminium conductor cable of 1.1 KV grade as required

3.5C X 400 sq. mm Aluminium armoured cable

3.5C X 300 sq. mm Aluminium armoured cable

3.5C X 185 sq. mm Aluminium armoured cable

3.5C X 95 sq. mm Aluminium armoured cable

3.5C X 70 sq. mm Aluminium armoured cable

3.5C X 50 sq. mm Aluminium armoured cable

Supplying and making straight through joint with heatshrinkable kit including ferrules and other jointingmaterials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

3.5C X 400 sq. mm Aluminium armoured cable

3.5C X 300 sq. mm Aluminium armoured cable

3.5C X 185 sq. mm Aluminium armoured cable

3.5C X 95 sq. mm Aluminium armoured cable

3.5C X 70 sq. mm Aluminium armoured cable

3.5C X 50 sq. mm Aluminium armoured cable

Removing & re-routing of existing LT cables

MV Cable Laying ( up to 35 Sqmm)

MV Cable Laying ( above 35 sq. mm and upto 95 sq. mm)

MV Laying Above (95 Sq.mm and upto 185 Sq.mm)

MV Cable Laying ( above 185 sq. mm and upto 400 sq. mm)

Brick work for Cable Duct/LT Panel erection

Providing 150mm thick 1:4:8 cement concrete bed using 40mm graded aggregate including curing, etc., complete as directed by the Engineer-in-charge.

Construction of Brick masonary with 1:6 cement mortar including curing etc., as directed by Engineer In Charge.

Providing 1:2:4 Cement Concreter using 20mm graded aggregate including curing etc., complete as directed by the Engineer-in-charge.

Rendering 12mm thick 1:6 cement plaster on fair faces of the above Brick masonry including curing as directed by Engineer In Charge.

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan). Including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil & refilling the same soil and disposal of surplus excavated soil as directed, with in a lead of 50m.

Demolishing Cement Concrete manually/machanical means including disposal of material within 50 metres lead as per direction of Engineer in charge

Earthing

Supply & providing earth stations using 600x600x3.15mm thick copper plate electrode complete at 2.5 mtr. below the ground level with 20mm dia class B G.I pipe for watering, G.I funnel etc. & Cement concrete base of minimum size 750x750x100mm thick shall be provided using 1:2:6 CC after necessary excavation, refilling of soil, consolidating, ramming, leveling of soil etc. and providing cement concrete chamber of inside dimension 300x300x300mm with a wall thickness of 120mm using 1:2:6 CC above the base concrete including providing 50mm thick RCC cover including required salt & charcoal, 2runs of 50x6 mm(300mm) copper strip from plate electrode upto top of the chamber etc. as per technical specification enclosed with the tender documents & as per IS 3043 complete in all respects.

Supply, providing and Fixing Cast Iron Pipe earth station confirming to IS 3043 complete with 2750mm long, 100 mm Inner Dia(ID),13mm thickness CI Pipe, with 2 part clamp made out of G I flat 50 x 6 mm continuously welded around the pipe using cast iron welding electrodes as per drawing. The cost also incudes excavation for earth pit, providing & laying homogenous mixture of charcoal lumps, salt & sand all around the pipe as per specification, supplying and fixing of RCC Collar of size 450 mm dia, 450 mm height and 50 mm thick over Cement concrete base of minimum size 150mm width & 100mm thick all around below collar shall be provided using 1:2:6 CC after necessary excavation, refilling of soil, consolidating, ramming, leveling of soil etc., supplying & fixing the label board(MS Plate of size 300mmx200mmX2mm) welding to the electrode complete as per specification, std drawing, instructions of EIC.

Supply, fixing & connecting the 50X6mm size G.I strip on wall / clamping to the existing duct wall / fixing on steel structures/ laying 2 ft. below the ground level with necessary excavation, concrete cutting & re-concreting, refilling, consolidation & levelling of soil after laying for interconnection between the earth pits and the LT & HT panels earthing & Transformer body earthing as directed by Engineer-in-charge. Note:- Excavation, concrete cutting & re concreting will be measured separately.

Supply, fixing & connecting the 40X6mm size Copper strip on wall / clamping to the existing duct wall / laying in cable tray/ laying 2 ft. below the ground. level with necessary excavation, concretecutting & re-concreting, refilling, consolidation & levelling of soil after laying for interconnection between the earth pits and transformer neutral as directed by Engineer-in charge. Note:- Excavation, concrete..cutting & re-concreting will be measured separately.

Painting of existing chain-link fencing/MS angles/MS frames with two coats of Synthetic Enamel Aluminium Paint over one coat of Red Oxide Zinc Chrome Primer, including thorough preparation of existing surfaces by cleaning, scraping, removal of loose paint, rust, dirt, dust, oil, grease, etc., and making the surfaces ready for painting. The work shall also include careful dismantling/removal of the existing chain-link fencing, angles/frames as required for erection/installation of the proposed transformer, and subsequent re-fixing/re-erection of the same in its original position, complete with all necessary cutting, straightening, alignment, welding, fasteners, supports, touch-up painting and making good, as required, all complete as directed by the Engineer-in-Charge.

Removing of existing pre-cast cement slab(cover)/chequered plate from the existing cable duct including sand if any & repositioning the existing pre-cast cement slab(cover)/chaqure plate on the existing cable duct after cable laying without any damage to the cement slab including closing the joints with 1:6 cement mortar and as directed by Engineer-in-charge. (Note:- Excavation, concrete cutting will be measured separately)

Design, Fabrication, Supply and fixing/grouting/welding on wall/ceiling/truss of suitable size MS angle iron supports/ flat/ brackets for Cable duct edge angle, Chaquard plates support & bus duct support as per site requirement and painting the same with two coats of synthetic enamel paint over a coat of zinc chromite primer complete in all respects and as directed by EIC/OIC.

Supply & fixing of 8mm thick chequered plate for covering the existing cable duct using suitable size MS angle iron for the support for the plate on 4 sides and cross supports, lifting hooks, cutting, welding, painting with two coats of black paint over a coat of primer complete in all respect and as directed by Engineer in charge. Note:-1)The dimensions of the chequered plate shall be decided as per site requirement in co-ordination with EIC. 2)MS angle supports will be measured separately.

Substation Accessories

Shock treatment chart (Tri-language) with teak wood frame and glass cover as approved by Electrical Inspectorate.

5Kg Dry powder type fire extinguiser fixed with suitable clamps.(To be fixed on wall.)

Good quality Rubber gloves for Electrical operation tested for 22KV

Danger Boards of Vitreous enamelled M.S sheet of 2mm thick for 415V installation.

Danger Boards of Vitreous enammelled M.S sheet of 2mm thick for 11KV installation.

Supply and spreading 2mm thick synthetic insulated mat as per IS 15652:2006(class-A) suitable for operation ok 1.1KV equipment

Supply and spreading 2.5 mm thick synthetic insulated mat as per IS 15652:2006(class-B) suitable for operation ok 11KV equipment

Supply and fixing in position 4nos Steel Round bottomed fire buckets filled with sand of 9 Ltrs capacity with floor stand, sand, painting etc., without canopy

Supply of First Aid Chart with Lamination.

First aid box with standarard first aid kit of Thadani make as per standards.

Dismantling & Removal of following items: