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| 1 | Taking down HT Switch gear vaccum circuit breaker of capacity 630 Amps to 1200 Amps, 12kv/11KV, Schneider make HWX Model for carrying out following repairs, overhaluing, servicing, preventive maintenance and reflixing the same after carrying out repairs / overhauling complete all as specified and as directed.(a) Tripping off the breaker, rackout the breaker complete from the panel along with trolly for servicing / inspection/ overhauling.(b) Servicing / inspecting/ checking automatic safety shutter operation for service ability and replacement of spares if required.(c ) Servicing /inspecting / checking of busbar spout and circuit spout connections for RYB Phases and replacement of spares if required.(d) checking of breaker ma9in mechanism assembly, fixed contacts and cuurrent carrying parts of the breaker, trolley, insulated asembly etc.(e) setting, reassembling, cleaning adjustment of fixed contacts main contact, acring contact and moving contact for proper setting of auxiliary contacts operatingg mechanism. |
| 2 | (f) Servicing / inspecting / checking of secondary socketd / busbar earthing plugs / earthing sockets and replacement of spares if required.(g) checking, setting and adjustment of rackin and rackout operation of the breakedr trolley.(h) Decarbonising of busbar and connected items.(j) Lubrication and greasing of all moving parts of the trolley, stopper bolt for proper operating.Note : (i) The rate quoted shall be deemed to be include for necessary T & P, Nuts, bolts, washers, gasket, insulation tape, HT Sleeve, monoplast compound to put in to the VCBs and paneles in serviceable condition, testing and commissioning(ii) Replacement of defective parts of the VCB Shall be measured and paid separately. |
| 3 | Supply and fix including dismanting taking out unservicebable buffer (for opening spring ) for 800 A to 1600A schneider make 11 KV VCB all as specified and directed.Make:- Schneider only, Part No - MVIJ00098-01 |
| 4 | Supply and fix including dismanting taking out unservicebable buffer (for closing spring ) for 800 A to 1600A schneider make 11 KV VCB all as specified and directed.Make:-Schneider only, Part No - MVIJ00056-01 |
| 5 | Supply and fix including dismantling taking out unserviceable breaker wheel - cast iron, for 800A to 2500A Scheider make 11 KV VCB all as specified and directed.Make :-Schneider only. Part No - MVIJ00025-01 |
| 6 | Supply and fix includingdismantling taking out unserviceable vacuum interrupter of suitable for VCB of capcity 800 - 1600 Amps all as specified and directed.Make:- Schneider only. Part No - VSLVG3002-01, DRCVG2002-01 |
| 7 | M&L for THERMOGRAPHIC TESTING of 11KV switch boards with image infrared camera to detect hot spots, to avoid electrical failures and increase safety for all current carrying devices.Visual and Mechanical inspection to be done when load is applied to the system.Use & follow appropriate caution, safety devices, and personal protective equiment.Provide a report which includes the following:1. Description of equipment tested.2. Discription of equimpment tested.3. Identify load conditions at time of inspection.4. Provide photographs and / or thermo grams. |
| 8 | M&L for painting of outer surface of multiple section of complete VCB panel 11 KV size upto 2M x 1.8M x 0.8M in one substation using one coat of synthetic zinc paint after preparation of surface, providing protection cover to all metering equipment, panel meters and switch gears all as specified and directed. |
| 9 | Supply and fix including dismantling takingout unserviceale HRC fuse - PT HT Side (VTF - 11 , 3A) For 800A to 1600 A Scheider make 11 KV VCBPanel complete all as specified and directedMake - Schneider / Audio Vision / Annanad/unity / Bussmann |
| 10 | M&L for maintenance / servicing of PT unit 11 kv / 110v by disconnewcting and taking out from panel mounted position, checking & cleaning of fixed and moving contact points, cleaning / decarbonising of busbar connections, resin cast PTs using hot blower, CTC solution to the expoxy PT Body , tightening of all nuts, bolts, washers and refixing the same PT to original position, testing complete all as specified and directed. |
| 11 | Supply and fix PT spout suitable for VCB Panel 800 Amps to 1200 Amps , along with connected busbars/ cables complete all as specified and as directed. |
| 12 | Supply and fixing of multifunctional meter with, accuracy class - 1 including dismantiling taking down existing unserviceable one and connnection, programming testing complete all as specified and directed.Make : EI measure/L&T/Schneider/ ELMEASURE/AE |
| 13 | Supply and fixing of digital voltmeter with, accuracy class - 1 including dismantiling taking down existing unserviceable one and connnection, calibrating testing complete all as specified and directed.Make : EI measure/L&T/ Schneider/ ELMEASURE |
| 14 | Supply and fixing of Ammeter meter with, accuracy class - 1 including dismantiling taking down existing unserviceable one and connnection, calibrating testing complete all as specified and directed.Make : EI measure/L&T/Schneider/ ELMEASURE |
| 15 | Supply and fixing of Trip Neutral close spring return rotary type breaker control switch (40V, 440 V) for VCB remote ON & OFF operations all as specified and directed.Make : TECNIK /KAYCEE / L&T |
| 16 | Supply and fixing of Local Remote selector switch all as specified and directed.Make :-TECNIK /KAYCEE/ L&T |
| 17 | Supply and fixing of VAX 31 Trip circuit and trip coil supervision relay all as specified and directed.Make : Schneider only. |
| 18 | Supply and fixing of 110 V DC, Aux Replays type VAA - 33 all as specified and directed.Make : Schneider only |
| 19 | Supply and fixing of 2 pole, 2a/6a, DC MCB for control circuit as per circuit requirement at site all as specified and directed. |
| 20 | Supply and fix including dismantling taking out unserviceable Control circuitHRC Fuse : 2A, 4 A, 6A, 10 A all as specified and directed.Make :-L&T, Type -HG size F1 Cat No. ST-30725 to ST -30728 |
| 21 | Supply and fix including dismantling taking out unserviceable bakelite HRC Fuse : 2A, 4 A, 6A, 10 A all as specified and directed.Make :- L&T, Type -HD 20h, fuse tpe -F1 Cat No. ST -30772 |
| 22 | Supply and fix including dismantling taking out unserviceable rectifier unit (monoblock) for spring charging motor for 650A to 1600A Schneider make 11 KV VCB all as specified and directed.Make :- Schneider only.Part No-ERC-A-A00DC-001 |
| 23 | Supply and fix including dismantling taking out unserviceable 22 mm LED indicating Lamp of Screw clamp terminal type of any each Red - gree - blue - yellow- amber-white - clear with complete assemply of operating voltage - 20% to + 10% of rated 110V DC, degree of protection IP65,IP20 to fix over 630A to 1250 A schneider make 11 KV VCB panel complete all as specified and as directed.Make :- Scheneider /SIE MENS /TECNIK/L&T |
| 24 | a) M&L for Collecting necessary required data & peak load details from IED\"s of any type/Make of 11kV HT panel along with motor full load details during running & peak load hours.b) Relay Setting Calculations & Co-Ordination Study to be done for Unit Protection Setting of individual Motors and all incoming/Outgoing feeders.c) Firm Recommendations has to be furnished in Report for complete Down Stream Power distribution system (Complete 11 KV system) and overall co-ordinations of time need to be achieved by adjustment in setting to plug and time multiplier of IED\"s and complete co-ordinations of time need to be submitted in Graphs to Engineer in-charge. |
| 25 | Calibration and testing of combined inverse time over current and instantaneous IED relay, checking and cleaning / decarbonising its moving and fixed contacts and ensure physical healthiness with visual check for healthy tripping during actual over current and earth fault, adjusting tripping time, flag setting, ratio setting, instantaneous time setting etc. as per installed capacity of transformer to be saved on maximum, short circuit current in accordance with percentage impedance of transformer with current injection on primary side & Secondary side with fully automatic current injection test set on 11kV HT Switchgear, complete all as specified anddirected by Engineer-in charge.Note :(a)Spares / meters shall be measured and paid separately.The job of calibration & settingshall be done in presence of MES rep / concern JE. Contactor shallprovide the corresponding test report of calibration done, to department before claiming the payment, sticker over meters & IEDS with dates to be provided.(b) Contractor shall provide valid NABL accreted calibration reports for all testing equipment , T&P and injection kit used in calibration job.3. The cost of manpower for panel opening & closing , cable opening and reconnecting is deemed to be included in the unit price |
| 26 | Supply and fix single (Read-Blue) phase busbar spout suitable for 630 to 1250 Amps VCB all as specified and directed.Make :-Schneider only Model No MEP-39-32185 |
| 27 | Supply and fix single (Y) phase busbar spout for 630 to 1250 Amps VCB all as specified and directed.Make :- Schneider only, Model No MEP-39-32186 |
| 28 | Supply and fix CT Spout suitable for VCB 630 to 1250 Ampscomplete all as specified and as directed.Make :- Schneider only, Model No MEP-39-32187 |
| 29 | Supply and fix including dismantling taking out unserviceable spring charging Universal motor with gear box 220V AC For 630 to 1250 Amps Schneider make 11KV VCB all as specified and directed.Make :- Schneider only, Part No-MVIJOO157-02 |
| 30 | Supply and fix Epoxy Body suitable for 11 KV VCB For 630 to 1250 Amps all as specified and directed.Make :-Schneider only , Model No MEP3953022000FN-22 |
| 31 | Supply and fix Shutter assembly for busbar / circuit spout suitable for 11 KV VCB For 630 to 1250 Amps all as specified and directed.Make :- Schneider only Model No SPP0009-04 |
| 32 | Supply and applyingSi-COAT 570 RTV Silicone High Voltage Insulator Coatingsolution using an Sprayertothe 11KV Indoor VCB panel Cable chamber (4.5 Kg coating materials per panel) , testingcompleteallas specified and directed.Make:- CSL Silicones Inc. Canada |
| 33 | Supply and applyingSi-COAT 570 RTV Silicone High Voltage Insulator Coatingsolution using an Sprayertothe 11KV Indoor VCB panel Bus bar chamber (4 Kg coating materials per panel) , testingcompleteallas specified and directed.Make:- CSL Silicones Inc. CanadaNote for item Nos. 31.00 & 32.00 :-1.Surface preparation: All insulation surfaces of the equipment to be coated shall be made free from dust, grease, oil and any other foreign material without damaging the surface. The surface of the equipment shall be made dry before application of the RTV coating.2.All the required materials, tools & tackles, testing equipment, consumables etc. for application of HVIC coating shall be in bidders’ scope |
| 34 | Attending day to day complaints and call on repair for 24 Hrs of HT Switchgear Vacuum Circuit breaker of capacity 630A to 1250A Schneider make with one Engineer , oneelectrician and one helper for all days including Holidays & Sundays for opening of covers, checking for any uncertainty and refixing the same to original position, re-connectionof all existing cables, extended bus bars, after rectification & testing , closing the complaint by re-energising the feeder complete all as specified and as directed.Note: Replacement of defective parts shall be measured and paid separately. |
