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| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 10-01-2026 | C3 | Date | 31-01-2026 |
| 2 | 29-12-2025 | C2 | Date | 17-01-2026 |
| 3 | 16-12-2025 | C_1 | Date | 05-01-2026 |
| Sl. No. | Item Description |
| 1 | SCHEDULE \"A\" : |
| 2 | Item No 01 : Boring holes 5m deep in soil for Single under reamed piles and getting out and disposal of soil to a distance of n.exc 50m (dia of pile 300mm) |
| 3 | Item No 02 : Excavation in trenches, n exc 1.5m wide and n exc 1.5m in depth, for foundation etc and getting out in soft/loose soil. |
| 4 | Item No 03 : Removing excavated material n exc 50 m and depositing where directed at level n exc 1.5m above the starting point. |
| 5 | Item No 04 : Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25 cm thick in each layer as in soil complete all as specified and directed. |
| 6 | Item No 05 : M&LPCC1:4:8type-D2 (40mm graded aggregate) asin foundations, filling and mass concrete.sub base as in floors. |
| 7 | Item No 06 : M&L Brick work with sub class ‘B’ bricks straight or curved on plan exc 6m mean radius built in CM 1:6 |
| 8 | Item No 07 : M&L 40mm thick damp proof course to horizontal or vertical surfaces including necessary form work in cement concrete 1:2:4, type B-0. |
| 9 | Item No 08 : M&L for hard core of gauge n.exc 63 mm deposited, spread and levelled in layers n.exc 15 cm thick with broken bricks, watered and rammed to a true surface complete all as specified. |
| 10 | Item No 09 : M&L reinforced cement concrete (M-25 Design mix) (using 20 mm graded stone aggregate) in foundation, footing, foundation beams, plinth beams, bases for columns, pedestal, under reamed piles, mass concrete, etc complete. |
| 11 | Item No 10 : M&L reinforced cement concrete(M-25 Design mix) (using 20mm graded stone aggregate) as in columns, pillars, posts, struts etc complete. |
| 12 | Item No 11 : M&L reinforced cement concrete (M-25 Design mix) (using 20mm graded stone aggregate) as in slabs supported on walls, beams and column in floors, roofs, landings, balconies, deck slabs and in shelves and the like complete. |
| 13 | Item No 12 : M&L Form work to soffits of suspendedslabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200 mm thick (horizontal or sloping) for flat rough finished surfaces of concrete. |
| 14 | Item No 13 : Formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter for rough finished flat surfaces of concrete. |
| 15 | Item No 14 : M&L form work to sides of pillars, posts, struts, piers, columns and stanchions for rough finished , square, rectangular or polygonal surfaces of concrete |
| 16 | Item No 15 : Formwork to sides and soffits of floor or roof beams, beam haunch ings, girders, ressummers, lintels, cantilevers, shelves including sup- ports, overhangs, etc. also splays between floors and beams, etc. |
| 17 | Item No 16 : Form work to edges of concrete flats, treads, breaks in floors window cills, concrete railing, openings in concrete walls, floor and roofs n exc 20 cm wide and side of RCC/PCC bands in walls, horizontal or sloping and similar work complete all as specified. |
| 18 | Item No 17 : S&F Mild steel TMT bars, 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hoopinbg for columns, hooking ends and binding with and including MS wire (annealed) not less than 0.9 mm dia or securing with clips all as specified |
| 19 | Item No 18 : Ditto all as per item No 17above but 6mm dia and over upto and including 10 mm dia in stirrups, spacers and binders |
| 20 | Item No 19 : M&L15 mm thick rendering in two layers (10mm & 5mm ) on fair faces of bk / concrete surfaces in cm (1:4) with WPC (WPC measured & paid separetely) finished even and smooth (Without using extra cement ) complete. |
| 21 | Item No 20 : M&L15 mm thick rendering on fair faces of bk /concrete surfaces in cm (1:6), finished even and smooth (Without using extra cement ) complete |
| 22 | Item No 21 : M&L rendering 10mmthick in CM 1:4 on concrete surfacves/ chajja/ ceiling, etc finished even and smooth without using extra cement |
| 23 | Item No 22 :Supply only water proofing compound (liquid), ISI marked. |
| 24 | Item No 23 : S&F Steel ventilator with top hung shutter including, hinges, peg stay, complete all as spd and as directed |
| 25 | Item No 24 : Preparation of new plastered surfaces of wall and applying two coats of cement base paintover a coat of white wash. |
| 26 | Item No 25 : M&L preparing newly plastered surfaces and applying 3 coats of white wash on walls complete. |
| 27 | Item No 26 : M&L for Prepration of new plastered surfaces of ceiling and applying three coats of white wash. |
| 28 | Item No 27 : M&L for prepration of new steel surfaces of any description, not otherwise described, over 10cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer |
| 29 | Item No 28 : M&L for 75mm thick PCC 1:3:6 type C2 using 40mm graded stone aggregate as in floor/plinth protection laid in suitable panels finished even and fair all as spd .6mm Joints should be filled with bitumen mastic filling comprising of one part of heated bitumen 85/25 or 80/100 gde and three part of sand ( all by weight) complete. |
| 30 | Item No 29 : M&L PCC 1:2:4 type B2 (40mm graded stone aggregate) , 100mm thick as in sub top layer of floor and finished rough to receive the floor tiles. |
| 31 | Item No 30 : M & L For Machine cut kota stone slab flooring 20-25mm thick over cement screed base laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing complete with 20 mm thick screed bed or bedding layer in cement mortar 1 : 6 for laying floor finished even and rough complete all as specified and directed. |
| 32 | Item No 31 : S & F for powder coated aluminium door fame with shutter made out of following section complete fixed to position with hold fast all as specified & directed(a)chowkhat frame of size 83.50 x 44.45 x 1.87 mmthick weight @ 1.30Kg/RM(b)Style/Vertical member of size 47.62 x 44.45 x 1.90 mmthick weightn @ 0.911Kg/RM(c)Top and bottom rail of size 95.25 x 44.45 x 2.00 mmthick weight @ 1.511kg/RM(d)Middlerail of size 49.91x 44.45x 2.01 mmthick weight@ 1.072Kg /RM(e)Top panel with5.00 mm thick tinted glass fixing with rubber gasket.(f)Bottom panel with 5 to 6 mm thickAlumnium composite panel thickwith clips(g)100 mm dia round handle disc type -02 nos & Alu tower bolt 200mm - 01 No, Hinges 04 Nos each shutter.(h) Aluminum and PVC beading as per requirment as in fixing for paticle board & Glass, joing cleat including locking arrangement. etc |
| 33 | Item No 32 : S&F aluminium partition wallwith following specificaiton complete all as specified and directed by Engr-in-Charge :(a)Vertical member of size 47.62 x 44.45 x 1.18 [email protected] Kg/RM(b)Horizontal, top,middle and bottom member of size 47.62 x 44.45 x 1.18 mm @ 0.667 Kg/RM(c) Partialy 9mm thick prelaminated particle board bothe side decorative(dPartialy 5.5mm thick tinted glass.(e) Aluminium and PVC beading as per requirement as in fixing for particle board and glass. |
| 34 | Item No 33 : S & F powder coated aluminium window sliding shutter three track with following specification:-(a)chowkhat frame of size 92x 31.75 x2 mmthick weight@ 0.1.490Kg/RM(b)Style/Vertical member of size 40 x 27.2 x 2 mmthick weight@ 0.798Kg/RM(c)Top and bottom rail of size size 40 x 27.2 x 2 mmthick weight@ 0.798Kg/RM(d)Partialy 0.63 mm dia stainless steel wire netting mosquito proof with fixing arrangment.(e)Partialy 5.00 mm thick tinted glass fixing with rubber gasket.(f) Aluminum and PVC beading as per requirment as in fixing for paticle board & Glass, joing cleat including locking arrangement. etc |
| 35 | Item No 34 : S&F anodized aluminium grill (diamond shape of approx size 100x100mm) made out of aluminium flat of size 4x5mm as approved by Engr-in-Charge/GE for window/ ventilators etc complete all as specified & directed. |
| 36 | Item No 35 : M&L for 15 mm thick screed bed in CM 1:4with water proofing compound @ 200ml /50kg of cement as per manufacturer\"s instruction finished surface even and smooth with out using extra cementincluding taking down of complete existing cement plaster etc complete all as specified. (Note : WPC will be measured & paid for separately). |
| 37 | Item No 36 : M&L for water proofing treatment on non approachable / non accessible roof surface horizontal and vertical surfaces in following sequence through manufacturer / authorized applicator of the manufacturer complete all as specified and directed :-(i) Properly cleaning and drying concrete surfaces.(ii) Applying a coat of oxidized bitumen based solvent primer @ 0.3 Kg / sqm.(iii)Applying evenly tack coat of industrial bitumen 85 / 25 grade @ 1.2 Kg / sqm.(iv) Laying unrolled over the bitumen coat surfaces polymeric water proofing membrane, hyperplas standard weight not less than 3 Kg / sqm with 100 mm over laps shall be sealed by flame as per manufacturer instruction.(v) Applying a coat of aluminium paint @ 100 gm / sqm over and including a coat of hot air blown grade bitumen of grade 85 / 25 @ 1.2 Kg / sqm duly sanded over polymeric membrane complete. NOTE:- The polymeric water proofing membrane shall be extended upto parapet walls and inserted in walls by cutting groove and making good with cement mortar 1:3 as directed. |
| 38 | Item No 37 : Felling of tree exc. 30 cm girth including cutting of trunk, and branches and disposal of unserviceable material to a distance n exc. 50 m and clearing site. |
| 39 | Item No 38 : Boring holes 3.5m deep in soil for Single under reamed piles and getting out and disposal of soil to a distance of n.exc 50m (dia of pile 300mm) |
| 40 | Item No 39 : Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in soft/loose soil complete all as specified. |
| 41 | Item No 40 : M&L PCC 1:4:8 type D-2 (using 40 mm graded stone aggregate) as in foundation and mass concreteas in retaining wall etccomplete all as specifed and directed. |
| 42 | Item No 41 : M&L for hard core of gauge n.exc 63 mm deposited, spread and levelled in layers n.exc 15 cm thick with broken bricks, watered and rammed to a true surface complete all as specified. |
| 43 | Item No 42 : S&F Mild steel TMT bars, 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hoopinbg for columns, hooking ends and binding with and including MS wire (annealed) not less than 0.9 mm dia or securing with clips all as specified |
| 44 | Item No 43 : Ditto all as per item No 42 above but 6mm dia and over upto and including 10 mm dia in stirrups, spacers and binders |
| 45 | Item No 44 : S&F Galvanized 2 strand steel barbed wire 2.24 mm dia barbed with 2 mm dia barbs at 75 mm spacing and straining and fixing to any type of standard rail straining bolts incl securing or tying at crossing with and provision of galvanized mild steel wire staple or steel pins etc as directed. |
| 46 | Item No 45 : S&F angle channel as in posts and struts in fencing including cutting tops to shape as directed drilling holes notching for wire etc, flat iron fillets (for securing wire mesh etc) including all necessary drilling, bolting or rivetting etc and similar work conforming to Fe-410-0 or Fe-310-0. |
| 47 | Item No 46 : M&L reinforced cement concrete (M-25 Design mix) (using 20 mm graded stone aggregate) in foundation, footing, foundation beams, plinth beams, bases for columns, pedestal, under reamed piles, mass concrete, etc complete. |
| 48 | Item No 47 : M&L reinforced cement concrete(M-25 Design mix) (using 20mm graded stone aggregate) as in columns, pillars, posts, struts etc complete. |
| 49 | Item No 48 : M&L for two coats of synthetic enamel paint on steel surfaces exc 10cm girth or width over one coat of red oxide including preparation of new surfaces. |
| 50 | Item No 49 : Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25 cm thick in each layer as in soil complete all as specified and directed. |
| 51 | Item No 50 : Removing excavated soil to a distance n.exc 50m and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified. |
| 52 | Item No 51 : Formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter for rough finished flat surfaces of concrete. |
| 53 | Item No 52 : M&L form work to sides of pillars, posts, struts, piers, columns and stanchions for rough finished , square, rectangular or polygonal surfaces of concrete |
| 54 | Item No 53 : M&L Brick work with sub class ‘B’ bricks straight or curved on plan exc 6m mean radius built in CM 1:6 |
| 55 | Item No 54 : M&L15 mm thick rendering in two layers (10mm & 5mm ) on fair faces of bk / concrete surfaces in cm (1:4) with WPC (WPC measured & paid separetely) finished even and smooth (Without using extra cement ) complete. |
| 56 | Item No 55 : Supply only water proofing compound (liquid), ISI marked. |
| 57 | Item No 56 : Preparation of new plastered surfaces of wall and applying two coats of cement base paintover a coat of white wash. |
| 58 | Item No 57 : S&F MS plates (plain or chequred) channels, square cut or notched forming holes without any attachment of Fe-410W Gde E250 quality A complete all as spd and directed. |
| 59 | Item No 58 : S&F for Framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc.. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 (Brackets over 10 kg each to be measured under \"Structural Steel\") |
| 60 | Item No 59 : M&L for 20mm thick Granite (of any type) tiles machine cut, in skirting/ dado laid over cement screed and jointed with grey cement slurry, and pointed with white cement with admixture of pigment to match the shade of and polishing complete |
| 61 | Item No 60 : Supply & installation, testing and commissioningof 2000KVA, 33/11KV, 3Phase, 50Hz, ONANCooled,oil immersed,naturally cooled oi lnatural air natural(ONAN) WITH EXTERNAL Cooling fins copper woundoutdoor type stepdown PowerTransformer with 17 position ONLOAD Tap Changer (OLTC) (tapping range ±5% in steps of 2.5%) with remote tap cubical changer (RTCC) panel & automatic Voltage regulator (AVR) completewith first fillingof IS: 335 ISI marked filtered & dehydrated transformer oil andother standard fittings / accessories like HV Bare bushing, LV Cablebox, Buchholz Relay,OTI,WTI,Marshelling Box etc and with vector group Dyn-11 including PCC foundation for placing transformer as permanufacturer instruction/drawing complete all as specified and confirming to IS:2026 or latest IS specification for higher efficiency and manufacturer shall hold license/certificate from BIS to thiseffect. The maximum temperature rise should not exceed 45 degree celsius in oil and 55 degree centigrade in HV/LV winding when measured by resistance method after continuous full load run onan ambient temp of 55 degree celsius . The hot spot temp rise temperature rise over a maximum yearly vetted temp of 32 degree centigrade and should be 98 degree celsius IS-200.Marked with all accessories and fitting as per IS 2026. The core of the transformer shall be bottles to reduce hot spot and first gradevCRGOsheet shall used. |
| 62 | The insulation level(Power frequency withstand in KVrmsshall be 70 on HV and 28 on LV. Percentageimpedence of transformer at 75 degree centigrade rated current frequency should be 6.25 percent(IS tolerance) Note: The transformerwill have its initial oil filling to appropriate level and confirming to relevant IS and tested up to40KVdieelectric strength (cost of oil including testing with desired di electric strength deem to be included in quoted rates) (a)Three nos porcelain bushing suitable for33KVonHVside complete with copper rods, nuts andwashers and arching horns.(b)One cable box LVside(Secondaryside)consisting of three Nos porcelain with copper bushing rods complete with nut sand washers with two Nos cable |
| 63 | gland suitable for reception/ taking out of PVC/XLPE insulated heavy duty HT armoured cables including gland, joint and jointing materials complete.(c)Oil conservator with filter type drain valve and oil level gauge. (d) Dehydrating breather with first fill of dehydrating agent. (Silica gel) (e) Explosion vents. (f) Thermometer pocket on tank cover. (g)One No.100mm dia,dial type thermometer,vapour pressure type having range 0-120 degree Celsius with metal guard having maximum perimeter reading temperature indicator with resisting device for transformer. (h) Two earthing terminalson tank cover to facilitate fixing of 32X6mm galvanized iron earth strip for earthing of neutral & body. (j) Rating plate and terminal marking plate. (k) Oil level gauge.(l) Oil drain filler valve. (m) Lifting lugs. (n)Oil filling hole with cap/plug with connecting plate complete. (o) Air release valve plug. |
| 64 | (p) Four plain solid cast steel detachable rollers. (q)Extra bushing for neutral,outside the LT Cable box for providing independent earthing for neutral.(r) First filling of new and unused transformer oil IS 335/93 (fourth revision) marked filtered and tested upto 50 KV dielectric strength at 2.5 mm air gap between testing electrodes. danger notice board having conventional danger sign of skull with bones in painted in red colour.(t) Buchholz relay (having contacts for alarm & trip). Note :-Certification of electric strength shall besubmitted by the contractor, after filling the oil.Including all control wiring with copperconductormulti coreof suitable size |
| 65 | Foundation and Civil Works – Construction of RCC foundation, plinth and oil soak pit suitable for 2000 KVA transformer as per approved drawing including all materials, formwork, reinforcement, concreting, finishing and curing complete.Installation and Erection – Unloading, positioning, alignment and grouting of transformer on foundation, including supply and fixing of accessories, rollers, earthing connections, and mechanical fittings complete. |
| 66 | Testing and Commissioning – Pre-commissioning tests such as insulation resistance (IR), winding resistance, turns ratio, vector group verification, polarity, oil BDV, and functional checks of all accessories; final commissioning in presence of SEI.Note: Anything missed out above but technically required for satisfactorilly completion of the job as per OEM / relavant IS is deemed to be included in the unit quoted rates. 2. All equipment, materials and workmanship shall comply in every respect with the latest applicable indian standard or coresponding IEC standards wherever abailable and applicable. |
| 67 | 3. In case od any deviation between the provisions of the specification and those of the relevant IS/IEC standards, the provision of the latest IS/IEC standard shall govern. 4. In absence of any specific mention, it shall be deemed that the equipment fully complies with relevant IS/IEc standard and the requirement of the specification. |
| 68 | Item No 61 : Supply, Installation, Testing & Commissioning of Outdoor type HT 33 kV, 3-Phase, SF₆,50Hz Insulated metal clad Switchgear complete with SF6 Circuit breaker having rupturing capacity of 250 MVA (25 kA) and rated continuous current of 400 A, It shall include following Specification:-General Parameters:-Type-Outdoor, 3-Phase, SF6 Gas Insulated, Metal-Clad Type SwitchgearSystem Voltage-33 kV (Earthed Neutral System)Frequency-50 Hz ±3%Rated Continuous Current-400 AShort Circuit Breaking Capacity-25 kA for 3 secMaking Capacity-62.5 kA PeakApplicable Standards-IEC 62271-100, IEC 62271-1, IEC 60529, IS 13118Circuit Breaker (SF6 Type):-Rated Voltage -36 kV (max system 33 kV)Rated Short Time Current (1 sec)-25 kAOperating Mechanism-Spring-Charged Motor-Operated with Manual FacilitySF6 Gas Pressure-0.4–0.5 MPa nominalGas Monitoring-Pressure gauge with low gas interlockMechanical Endurance-10,000 operationsElectrical Endurance-2,000 operations at rated currentOperating Duty Cycle-O–0.3 s–CO–3 min–COControl Circuit & Auxiliaries:-Control Supply Voltage-110/220 V AC/DCTrip Coil-2 (Main + Spare) |
| 69 | Close Coil-1Under Voltage Release-ProvidedAuxiliary Contacts-Minimum 4NO + 4NCLocal/Remote Control-Provided with selector switchIndications-ON/OFF, Trip, Spring Charged, Spring DischargedInstrument Transformers :-CT Type-Cast Resin / Oil CooledCT Ratio-400/200/100/5A (as per system requirement)CT Accuracy-Protection 5P10, Metering 0.5PT Ratio-33kV/√3 / 110V/√3PT Accuracy-Metering 0.5, Protection 3PStandards-IEC 61869-2 / IEC 61869-3Relay & Protection System:-Protection Functions-Overcurrent, Earth Fault, Trip Circuit Supervision, UVRRelay Type-Numerical / Static (as per system design)Communication Protocol-Optional: IEC 61850 / Modbus RTUEnclosure & Busbar:- Enclosure-SS Outdoor EnclosureDegree of Protection-IP67 for CB, IP54 for Control CabinetBusbar Material-Tinned CopperBusbar Rating-400 A, 25 kA for 1 secEarthing Terminals-2 Nos. Copper StudsCable Entry-Bottom Entry through Gland Plate |
| 70 | Civil & Earthing Works :- Foundation-RCC foundation with anchor boltsEarthing-2x50x6 mm GI strip connected to main earth gridPainting-Epoxy / PU Outdoor Grade RAL 7032Tests :-Routine Tests-As per IEC 62271-100Type Tests-Short Circuit, Impulse, Temperature RiseDielectric Test-70 kV rms for 1 minuteImpulse Withstand Voltage-170 kVpMechanical Operation Test-10,000 operations minimumIncluded :-CTs, PTs, Relays, Control Wiring, Earthing, Civil Works and provided Test Certificates, O&M Manuals, SLDs, Drawings, Gas Filling Kit |
| 71 | Item No 62 : Supply and installation of 33 KV, single phase, out door oil cooled CT of ratio 400/5-5 Amp, accuracy class 1.0 / 5P10, burden 15 VAinsulation level 70 KV/170KVasper IS-2705 complete all as specified and as directed. |
| 72 | Item No 62 : Supply and installation of 33 KV single phase out door oil cooled PT of ratio 11 KV/rt3/110 V/rt3/110V/rt3,Class 0.5-3, Burden 50 VA – 50 VAinsulationlevel70/170KV, voltagefactor 1.2 contand 1.9 for 30sec, confirming to IS-3156 complete all as specified and as directed. |
| 73 | Item No 63 : Supply and fix gang operated air break switches, triple pole, manually operated, mounted on insulators and steel frame, with operating mechanism worked from ground level horizontal type /Vertical type in double stack type for rating upto 400 Amps, 33000 volts complete with GI operating pipe of heavy duty complete all as specified and as directed. |
| 74 | Item No 64 : Supply and installation drop out fuse assembly HT 33 KV complete set suitable for horizontal or vertical mounting fixed type complete with 9 insulators of rating upto 400 Amps complete all as specified and as directed. |
| 75 | Item No 65: Supply & fix lightening arrestor linear resistance type complete with all fitting,distribution class suitable for 33 KV system pole mounting type conforming to IS - 3070 Part-I including taking down existing unserviceable one complete all as specified and as directed. |
| 76 | Item No 66 : Supply, installation, testing and commissioning of indoor typeone Incomming VCB and two Outgoing VCBs Panel (Extensible Type) HT 11 kV, 3 phase, 50 Hz, metal clad switchgear panel, complete with draw-out type horizontal isolation Vacuum Circuit Breaker (VCB) having rupturing capacity of 500 MVA, rated current up to 800 Amp, and short time current withstand capacity of 25 kA for 3 seconds. The panel shall be modular, extensible, and fabricated from CRCA sheet steel with powder coating. It shall include following Specification |
| 77 | PVC sleeved copper busbars, motor operated (220 V AC) with anti-pumping device, closing & tripping coils (24 V DC) (all three VCB Panels).Potential Transformer (PT), 3-phase, withdrawable, epoxy resin cast 11/√3 kV / 110/√3 V, Cl-0.5, 100 VA with HT/LT HRC fuses (incoming VCB only)Current Transformers (CTs), epoxy resin cast, 11 kV, 25 kA, ratios: 100-50/5+5 A & 50-25/5+5 A, 15 VA, Cl-0.5, SP10 (set of 3 per Each Three VCB panel)Digital Ammeter with selector switch (all Three VCB panels).Digital Voltmeter with selector switch (incoming VCB only).LED Indicating Lamps (Breaker ON-Red, OFF-Green, Spring Charged-Blue, Trip Circuit Healthy-White with PB, Auto Trip-Amber, R/Y/B Phase Indication) (all Three VCB panels).Accessories: TNC switch, heater with thermostat & switch, illumination lamp with switch, 3-pin plug socket with switch, emergency push button, power pack (all Three VCB panels)..rotection Relays (Crompton/Avana make): 1 No. 4-pole Microprocessor IDMT relay (3 OC + 1 EF), 1 No. Master Trip Relay (EMR151), 2 Nos. Auxiliary Relays (EMR261) (all Three VCB panels). |
| 78 | Insulation Level-Impulse withstand: 75 kV peak; Power frequency withstand: 28 kV RMS Protection Relays-Overcurrent, Earth fault, Under-voltage, Trip circuit supervision Operating Duty Cycle-O - 0.3 sec - CO - 3 min - CO Safety Features-Safety shutters, explosion vents, emergency push button, interlocks Earthing-GI strip connections, dual earth terminals, effectively earthed systemMounting-Floor-mounted with lifting guides and tar-painted base frameInstrumentation-Voltmeter, Ammeter, Energy Meter, CTs, PTs, mechanical ON/OFF indicatorsCompliance Standards-IS:13118 / IEC:62271-100, IS:3427, IS:1248, IS:722NOTE:-(i) All foundation works for VCB Panel as per manufacturer recommendation for the installation shall be deemed to be included in the quoted rates.(ii)Contractor shall submit detailed drawings with specification of the three VCB panel and get necessary approval before placing final order to the manufacturer. (iii) All outgoing / incoming existing HT cable of any size drawing / digging out cable from loops in trenches inclusive of necessary excavation and earthwork as required(iv) Any item missed out above but is technically required for safe and proper operation of equipment shall be deemed to be included in the quoted rate. (v) The material will be purchased only through manufacturing company. |
| 79 | Item No 67 : Supplying , installation, testing and commissioning of 12KV,630 Amps having short circuit capacity 21kA/3-sec,Outdoor (IP54),RMU(Ringmain unit)3-way comprising of 03 Nos 630 Amp Fixed-Type motorized spring-charging VCB electrolytic grade copper busbars all inside single, gas-filled, robotically welded stainless steel 304(Non Ferrite Non Megnetic Grade) tank with min. thickness 3+0.5mm, IP 67 Degree of Protection, internal-arc classified 21kA/1sec, on-site-repairable with site replacable bushing/coupling/mechanism, gas refilling etc. The enclosure shall have padlock able double-door access with anti-theft higes, fully covering the front faciaand cable boxes to ensure fail-safe anti-theft protection. The unit along with Bus-connected, fixed-type potential transformer shall include the following alongwith all necessary accessories and fittings as required at site. (A) 03Nos.Outgoing VCB module each consisting offollowing accessories :-(i) Each function-unit consistsof a vacuum-circuit breaker in combination with a threeposition-switch.The three-position-switch fulfills theoperation of the disconnector-function and earthing function. (ii) 12kV,630A Fixed-Type VCB module withseriesdisconnector cumearthing switch of shortcircuitbreaking current/withstand-21kA/3-sec, MakingCapacity-50kAp-01No (iii) Aux.contacts-1NO+1NC 01No (iv) Stored-energy motorized high-endurance spring charging mechanism(M1+),with inbuilt spring charging lever and mechanically latched ON/OFF push buttons to allow handle-less and un-inhibited operation 01No |
| 80 | (v) Cable terminals (site replacable Cable bushings situated not beyond 300mm from cable-coverto allow ease of access forinstallation/testing/replacement purposes)with double door arrangement for enhanced safety (IP54+IP3X)inte locked to prevent access upto 11KV,185Sqmm,3Core, XLPE AL cable termination in live-condition. Each Set of Three (vi)Right angle boots(push on type) Each set of Three(vii) 3O/C+1E/F self powered numerical protectionrelay with Low and Highset for Over current and EarthFault. Relay should have facility to display themaximum loaded phase current also.Relay shall recordminimum5 fault records with time stamping. Relayshall be communicable with RS485 Porton MODBUSProtocol-01No (viii) Associated ring-core cast-resininsulated CTs 200-100/1 Amp , 2.5 VA, 10P10 forprotection-Each Set of Three (viii) Associated ring core cast-resin insulated CTs200-100/1Amp,2.5VA,10P 10 for metering-Each Set of Three(ix)Arc proofcable covers with self Interlocking mechanism withearth switch-01No (x) Capacitive voltage indicationfixed type system as per IEC61243withLED-01No(xi)Push button for breaker trip(xii)Shunt trip coil24VDC - 01 |
| 81 | (xiii) ON,OFF,TRIP mechanical indication on the front mimic of the panel-01. (xiv) Emergency Trip Push Button - 01. (xv) Multifunction Meter - 1 No (B) 03 No. Bus-connected, fixed-type Auxiliary transformer accomodated in separate compartment of matching height and depth,positioned along-side or top of RMU for metering consisting of following accessories :-(i) Voltage transformer of the ratio 11kV/√3/110V/√3,25VA Class1.0 with HT fuses on primary side and MCB on secondary.(ii) 2x12 Volt DC battery-01Set (iii)Battery charger-01No (iv) HRC fuse-links for primary side isolation and AC/DC MCBs for secondary isolation-01 Set (v) Anti condensation space-heater-01No (vi) CFL lamp for illumination and 3-pin socket with switch -01 No (C) Additional equipment deliverd separately ormounted seperately :-(i) Operationg Handlefor Manual Isolator/Disconnector/Earthing Operation-02 |
| 82 | Nos (ii)Standard Manometer-01No (iii)Operation andMaintenance Manual-01 No (iv) Installation &Commissioning Manual-01No (v) Cable clamping provision (standard) -01NoNOTES:-(i) It is preferable to have all feeder-switchesin side single stainlesssteel compartment with incomerfeeder sat the extremities to prevent chances of failuredue to plug-in coupling arrangement. (ii) Necessayinter clocking arrangement shall be provided for safetyand operations (iii)Above switchgear shall confirmto relevant IEC(62271-200) for design,manufacturingand internal arc compliance. Any claims to wardsinternal arc compliance, number ofmechanical/electrical/short-circuit operations, gas leakage rates etc.shall not be accepted unless proven via type-test reports of model being offered. (iv)Costof construction of foundation including constructionmaterial, necessary earth work and excavaton as permanufacturer design for RMU complete all as requiredat site and as directed by Engr-in-charge are deemedto be included in the quoted rate. |
| 83 | Item No 68 : Supply and fix gang operated air break switches, triple pole, manually operated, mounted on insulators and steel frame, with operating mechanism worked from ground level Vertical/Horizontal type for rating upto 400 Amps, 11000 volts complete with GI operating pipe of heavy duty Specified and directed . |
| 84 | Item No 69 : Supply and installation drop out fuse assembly HT 11 KV complete set suitable for horizontal or vertical mounting fixed type complete with 9 insulators of rating upto 400 Amps complete all as specified and as directed. |
| 85 | Item No 70 : Supply & fix lightening arrestor linear resistance type distribution class discharge capacity 65 kilo ampsuitable for 11 KV system pole mounting type conforming to IS - 3070 Part-Icomplete all as specified and as directed. |
| 86 | Item No 71 : M& L pin type , porcelain, vitreous, white, brown or green insulator, 150 mm height, 150 mm dia for 11 KV grade including one galvanised iron washer, nut and pin complete all as specified and as directed. |
| 87 | Item No 72 : M&L Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and as directed. |
| 88 | Item No 73 : Supply, laying & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 33000 volts grade, of size 3 core 120 sq mm complete all as specified and as directed. |
| 89 | Item No 74 : Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11000 volts grade, of size 3 core 120 sq mm complete all as specified and as directed. |
| 90 | Item No 75 : M&L Cable jointing kit for 33 KV (Earthed) grade cable for outdoor termination Cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm including testing complete all as specified and as directed. |
| 91 | Item No 76 : M&L Cable jointing kit for 11 KV (Earthed) grade cable for outdoor terminationCold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm including testing complete all as specified and as directed. |
| 92 | Item No 77 : Supply, stringing and fixing ofAluminium conductor steel reinforced (ACSR) OH conductor of any type including binding wire complete all as specified and as directed. |
| 93 | Item No 78 : M&L 20mm dia stay rod including Stay assembly complete with accessories as shown in electrical plate No. 1 complete all as specified and as directed. |
| 94 | Item No 79 : M&L Loop type insulator, vitreous porcelain,white, brown or green Small size, with overall dimensions 65 x 90mm, clearance of hole 16mm complete all as specified and directed. |
| 95 | Item No 80 : Earthing complete with copper plate60×60cm ×3.15mm thick electrode, burieddirectly in ground (earth pit not lessthan 2.25 metres deep below groundlevel) with top edge of the plate notless\"than 1.5 metres below normalground level, Connected to20×3mm copper strip asdia by means of bolts, nuts, checknuts and washers of Copper all as shown in electricalplate No. 3 connected to earthing testpoint all as specified or indicatedincluding testing on completion |
| 96 | Item No 81 : M&L for Advance Maintenance Free G.I. SAFE EARTHINGElectrodewith PIPEof not less than 50 mm outer dia( THICKNESS NOT LESS THAN -3.25MM) and two meterlength, The electrode should be ofgalvinised (80 -100 micron) along with earth lead as Galvanised steel strip of size 40X6X2100mm fitted top to to bottom . The GI Electrode shall be pre-filled with Cristaline Conductive Material (CCM) . The GI electrode shall be surrounded with 25 kg BackFill compoundto provide maximum contact between the electrode and Back Fill Compound.GI Electrode Shall be tested from CPRI.The earting pit should be cover with pcc(1:2:4 , B1) cover ,of320 x 320 mm complete all as specified and directed.Note for Item : After completion earth resistance shall be recorded with earth megger and the record should be submitted to to department duly signed by contractor. |
| 97 | Item No 82 : M&L of danger notice plate of 1.6mm thick mild steel sheet vitreous enameled white, with letters, figures and convention skull and bones in signalred colour and S&F with MS clamps bolts and nuts of approved size for HT 11 KV of size 25 x 20 cm completeall as specified and conforming to IS : 2551-1982 |
| 98 | Item No 83 : Excavating in trenchesnot exceeding 1.5m wide and not exceeding 1.5m in depth for laying of cables & foundation of poles ,stay assembly and getting out in any type of soil complete all as specified and directed . |
| 99 | Item No 84 : Returning, filling in excavated approved soil, including spreading, leveling, watering and well ramming in layers not exceeding 25cm each complete. |
| 100 | Item No 85 : Removing excavated soil not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete. |
| 101 | Item No 86 : Material and labour for sand cushioning to under ground cables ( 8 cm deep before laying of cable and 15 cm deep over the cable ) & punning gently complete all as specified and directed . |
| 102 | Item No 87 : M&L in repairs for laying un-reinforced precast concrete cable cover, class HV , type 1 with ,size 300 mmX180mmX 40mm complete all as directed by Engineer-in-Charge. |
| 103 | Item No 88 : Cutting anxious green growth / vegetationgrowth for cleaning out the area aroundinstallations and four/two pole structure yards at ground level by cutting out roots, unwanted plants bushes and removal of the same by surface excavation not exceeding 30 cm deep average 15 cm complete. |
| 104 | Item No 89 : Supply and fixing disc Type, porcelain, vitreous insulator with four discs for 33KV system including one galvanised iron washers and one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut single in assembly with suitable sizeof clamps/metal parts for insulation pressure 11KV each disc complete all as specified and directed. |
| 105 | Item No 90 : Supply and fixing PG clamps aluminium for making connections on 33KV OH line and busbar gantry complete all as directed. |
| 106 | Item No 91 : M & L for stone aggregate of size n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to true surface for transformer and pole structure area complete all as specified. |
| 107 | Item No 92 : S & F Aluminium strip 25x3 mm with saddles and fixing screws etc. for roof conductors and down conductors above groundcomplete all as specified. |
| 108 | Item No 93 : S & F GI strip 32 x 6 mm burieed in ground complete all as specified. |
| 109 | Item No 94 : S & F single pointed air termination aluminium rod 12 mm dia, 300 mm long complete all as specified |
| 110 | Item No 95 : Supplying and laying synthetic Rubber insulated mats 2 mm thick for boltage upto 3.3 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m complete all as specified and directed |
| 111 | Item No 96 : Ditto but 2.5 mm thick for voltage upto 11 kv (size 2x1m) complete all as specified and as directed. |
| 112 | Item No 97 : Ditto but 3.0 mm thick for voltage upto 33 kv (size 2x1m) complete all as specified and as directed. |
| 113 | Item No 98 : Supply, installation and fabrication of LED information glow sign board, single sided of size 10 ft x 3 ft made out of 2mm thick aluminium sheet, pasted with blue colour background reflective paper, digital printed white colour lettering including marking MES Logo symbols and all fixing arrangements like nuts, bolts & washers to fix the sign board complete all as specified and as directed. ( for e.g. 33/11 KV MES MAIN RECEIVINGSTATION) |
| 114 | Item No 99 : Supply, installation and fabrication of LED information glow sign board, single sided of size 5 ft x 3ft made out of 2 mm thick white acrylic sheet, digital printed multi colour lettering, symbols and frame made out of 1 mm thick PGI sheet (for showing of HT/LT schematic layout at sub stn) complete all as specified and as directed. |
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