Tender for the work of replacement of old Pneumatic Operated SF-6 Breaker with new Spring operated 220KV SF6 Circuit Braker in NRS (Vrushabhavathi) Tataguni 220KV incoming power supply line in 220KV Power Receiving Substation in Tataguni. (Short Term Tender-Call-5)

Name of the work: Tender for the work of replacement of old Pneumatic Operated SF-6 Breaker with new Spring operated 220KV SF6 Circuit Braker in NRS (Vrushabhavathi) Tataguni 220KV incoming power supply line in 220KV Power Receiving Substation in Tataguni.

Sl. No Specification Unit Qty Unit rates to be quoted

In figures In words

1 220 kV, 50 kA class, SF-6 Circuit Breaker with terminal connector suitable for Al. tube/conductor with spring operating mechanism and mounting structure etc., as per technical specification. (SF6 Circuit Breaker with latest Model/Technologies which operates Under More Energy Efficient, Low Energy Soring operated mechanism Combined With Self blast arc quenching Principle and Complete Synchronize with existing Circuit and operatoin) No 1.00

2 Oil filled Current Transformer 0.2s class with terminal connector suitable for Al. tube/conductor with marshalling box etc., complete as per technical specification.220 kV Class : 1200-800-400-300/1-1-1 A plus 2 cores of 1200/1 A, Nos 3.00

3 Dismantling and Errection Of Breaker : Breaker erection, assembly, alignment & interpole wiring of breakers with its connected equipment including movement from the point of unloading to the point of erection. per Set 2.00

4 Assisting in Testing and Commissioning, set 1.00

5 Wiring: Identification, ferruling, crimping and termination of wires in Breaker limbs, marshalling box & wiring up to control panel/relay panels, extension of earth mat etc., set 1.00

6 Testing & Commissioning: Test for insulation level/IR value, gas leakage, testing for travel time (C, O & CO & OC), trip and close timings. Local trip close test, remote trip and close test, tripping through relays, operation of interlocks, contact resistance test etc., DCRM for 220 kV and above class. set 1.00

7 Erection of CTs and PTs: Erection of CTs and PTs and wiring including movement from the point of unloading to the point of erection. set( 3 No's) 2.00

8 Assisting in Testing and Commissioning of Current Transformer set( 3 No's) 1.00

9 Testing & Commissioning of Current Transformer: Wiring: Inspection of wiring, ferruling, crimping of lugs, connections in CT, marshalling box & control panel, extension of earth mat etc. set( 3 No's) 1.00

10 Testing and Commissioning of CT : Insulation resistance, polarity, ratio, excitation, Core identification, tan-delta & capacitance test., set( 3 No's) 1.00

11 Copper Control Cable Providing & Laying of Multistrand Control and Power Cable : from Breaker to 220KV Panel. From Breaker to CT, Marshalling Boxes, From CT to 220KV Panel: 19 Core, 2.5 Sqmm, 36 No GI Wires (1.6 mm) Mtrs 500.00

12 4 Core, 10 Sqmm, 28 No GI Wires (1.6 mm) Mtrs 300.00

13 2 Core, 6 Sqmm, 24 No GI Wires (1.4 mm) Mtrs 600.00

14 14 Core, 2.5 Sqmm, 32 No GI Wires (1.6 mm) Mtrs 500.00

The rates are Exclusive of GST

Terms and Conditions:

1 All the works should be carried out as per KTPP Act and as per specification and as directed by the Engineer- in-charge.

2 Rates quoted above are including clearance of the site (prior to commencement of work and its completion) in all conditions of site, moisture, weather, monsoon etc.

3 The Board reserves the right to bifurcate the work and entrust if warranted and if found expedient and advantageous to the Board of lowest approved rates.

4 The BWSSB reserves the right to accept or reject any OR all of the tenders without assigning any reason.

5 The firm should have requisite manpower/machineries at their disposal to complete the work within the stipulated period.

6 Rates quoted should be inclusive of all taxes, insurance and freight charges and any other charges and Excluding GST

7 Rates should be quoted by the contractor/firm on Item war basis both in figures and in words.

8 The firm has to upload Turn Over Certificate which is counter signed by Chartered Accountent.

9 The payment will be made after completion of work.

10 The firm has to upload "Form of tender" in the standard format or otherwise, the tender will be liable for rejection.