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Eligibility, documents, scope and key termsEligibility, required documents, scope of work and key terms of this tender, in one click.
Tender Value
Refer Docs
EMD Value
₹1.4 Cr
Closing Date
10 Dec 2025, 11:00 amClosed
Eligibility, documents, scope and key termsEligibility, required documents, scope of work and key terms of this tender, in one click.
Chief Engineer(Transmission)
MeECL Lumjingshai Shillong
Supply of 132kV and 33kV Indoor GIS and related services for Augmentation of 132/33kV Mawlai Substation from 3 x 20MVA to 3 x 50MVA alongwith Re-engineering of 132kV Bus bar under NESIDS OTRI Scheme in Meghalaya.
2025_MeECL_1855_1
MePTCL/CE(T)/TT-190/25-26/87
Open Tender
Electrical Works
Turn-key
720 days
Meghalaya
Please refer Tender documents.
4 documents required · 4 mandatory
₹1.2 L
MePTCL Principal Account
₹1.4 Cr
26 Nov 2025
26 Nov 2025
10 Dec 2025
26 Nov 2025
10 Dec 2025
5 Dec 2025
132kV Equipments
Supply of 145kV, 2000 A, 40 kA for 3 sec, SF6 gas insulated Line feeder bay module each comprising of SF6 gas insulated circuit breaker, current transformer, bus-bar dis connectors with common grounding switch, dis connectors with safety grounding switch(es), high speed fault making grounding switch, local control cubicle, SF6 gas monitoring system for complete bay, gas insulated terminal connection for connecting Transformer(Oil/SF6Bushing)with GISthroughgasinsulatedinterconnectionbusetc.to complete Transformer Bay Module. Make:Siemens/GE Vernova/Hyosung/Hitachi/CG Power/Toshiba
Supplyof145kV, 2000A,40kA for 3sec, SF6gas insulatedLinefeeder baymoduleeach comprising of SF6 gas insulated circuit breaker, current transformer, bus-bar dis connectors with common grounding switch, dis connectors with safety grounding switch(es), high speed fault making grounding switch, local control cubicle, SF6 gas monitoring system for complete bay, gas insulated terminal connection for connecting overhead line (Air/SF6) with GIS through gas insulated interconnection bus etc.tocomplete Feeder Bay Module. Make:Siemens/GE Vernova/Hyosung/Hitachi/CG Power/Toshiba
Supply of 145kV, 3150A, 40 kA for 3 sec, SF6 gas insulated Bus Coupler Bay Module comprising of SF6 gas insulated circuit breaker, current transformer, dis connectors switches,dis-connectorwithsafetygroundingswitch(es).Localcontrolcubicle,SF6gas monitoring system for the complete bay etc. Make:Siemens/GE Vernova/Hyosung/Hitachi/CG Power/Toshiba
145kV,2000A,40kA, 3 Phase, SF6 Gas Insulated Bus Duct (GIB) outsideGIS Hall alongwith associated support structure Make:Siemens/GE Vernova/Hyosung/Hitachi/CG Power/Toshiba
145KV 2000A, 40KA SF6 to Air Bushing alongside associated support structure Make:Siemens/GE Vernova/Hyosung/Hitachi/CG Power/Toshiba
120KV Surge Arrester(1 Phase) Make:CG Power/Elektrolite/ELPRO/Oblum
145KV BPI Make:IEC/CJI/Aditya Birla
132/33 KV , 50 MVA Transformer alongwith NIFPS,Digital RTCC Panel consists of Digital RTCC Relay as per technical specification. Make:Transformer & rectifiers/Bharat Bijlee/Indotech/Technical Associates/CG Power/Tesla/Schneider
C&R Panel, Simplex type for 132KV Feeder with DPR with 220 V DC and Energy meter Make:Siemens/Hitachi/GE Vernova/Venson Electric
Control cable 2.5 Sqmm Make:KEC/Torrent/Sterlite/APAR
(i) 19 core
(ii) 12 core
(iii) 6 core
(iv) 4 core
120kN disc insulator (Reputed within India)
Moose Conductor (Reputed within India)
Single Tension fitting for Moose conductor with clamp (Reputed within India)
double Tension fitting for Moose conductor with clamp (Reputed within India)
TEE for Moose Conductor (Reputed within India)
132kV equipments:
Control Room and Resident Engineer Room (inclusive all equipments inside the control room)
C&R panel (duplex type) for 132/33kV , 50 MVA transformer with differential relay and ABT meter with 220 V DC and Energy meter. Make:Siemens/Hitachi/GE Vernova/Venson Electric
220 Volts, 300 AH battery bank, battery charger with DCDB (Amara raja)
C&R Panel, Simplex type for 132KV Busbar with 220 V DC and Energy meter Make:Siemens/Hitachi/GE Vernova/Venson Electric
Earthmatting including materials
NCA type column - 5 nos. (Reputed within India)
NB type beam - 4 nos. (Reputed within India)
G.I. nut & bolt
Foundation bolt
120kN disc insulator (Reputed within India)
Earth wire, 7/3.15mm (Reputed within India)
Hardware fittings for Earthwire (Reputed within India)
PLCC EQUIPMENTS : -
145kV CVT phase to phase Make:Mehru/Helptacare/CG Power/SCT India
132kV, 630A/0.2mH line wave trap suitable for suspension mounting and with mounting accessories etc. complete (Reputed within India)
Coupling device type MCD 80 suitable for phase to phase coupling (Reputed within India)
75 ohms unbalanced high frequency co-axial cable (Reputed within India)
48 V, 200 AH, battery bank & charger Make: (Amara Raja)
PLCC Panel, T-390 digital, G.703 standard for channel 2 via SDH(FOTE) any reputed company within India.
LTAC terminal for configuration of above T-390 (Reputed within India)
Supply of EPABX (Telephone Exchange) standard complied to ITU-T-G-711, G-712, Q- 507, Q-517 capacity 16 lines /Trunks (2W,4W, RSU), Universal Numbering scheme, Operating console, Desktop PC-Menu driven. (Reputed within India)
Teleprotection coupler & equipments (Reputed within India)
Complete substation Automation system(SAS) for 132/33KV Mawlai SS including hardware and soft ware for the substation and remote control station alongwith associated equipments for the all the bays. Make:Siemens/GE Vernova/Hitachi/Venson Electric
Water supply including plumbing works, Cable trench, drain etc. GIS Cum Control room building cum office room,Switchyard lighting and internal wiring, etc.PCC &Gravelling of switchyard
Lightning Mast(LM) 40 Mtr. height lightning mast with Lattice Structure (40 Mtr. height lightning mast with Lattice Structure is considered in scope.) (Reputed within India)
33kV Equipments
Supply of 36 KV, 1250 A, 31.5 kA for 3 sec, SF6 gas insulated Line transformer bay module each comprising of SF6 gas insulated circuit breaker, current transformer, bus-bar dis connectors with common grounding switch, dis connectors with safety grounding switch(es), high speed fault making grounding switch, local control cubicle, SF6 gas monitoring system for complete bay, gas insulated terminal connection for connecting Transformer (Oil/SF6 Bushing) with GIS through gas insulated interconnection bus etc to complete Transformer Bay Module.ABB/Siemens/CG Power/BHEL/Schneider Electric
High wall type split AC unit of 2TR capacity(Dry Ventilation System to be considered for the GIS Hall and Air Conditioning for Relay and other Rooms)(Reputed within India)
Supply of 36 KV, 1250A, 31.5 kA for 3 sec , SF6 gas insulated Line feeder bay module each comprising of SF6 gas insulated circuit breaker, current transformer, bus-bar dis connectors with common grounding switch, dis connectors with safety grounding switch(es), high speed fault making grounding switch, local control cubicle, SF6 gas monitoring system for complete bay, gas insulated terminal connection for connecting overhead line (Air/SF6) with GIS through gas insulated interconnection bus etc.to complete Feeder Bay Module BIDDER has to provide cut-out with wiring for ABT meter for following feeders, ABT meters will be free issued at site by MePTCL.- i) For 132 kV : 4 Nos. line and 3 Nos. ICT (1 No. each) ii) For 33kV: 3 Nos. ICT, 7 Nos. Line & 1 No. Aux Trafo iii) Among 4 Nos. 132 kV Line feeders, 3 Nos, lines will be provided with 1 No. distance protection realyu and 1 no. back-up with LBB. And 1 No. 132 kV Line will be provided with 1 no. distance cum differential protection relay matching with remote end relay + 1 No. back-up with LBB. Module.ABB/Siemens/CG Power/BHEL/Schneider Electric
Supply of Power Cables,1.1KV, XLPE & PVC, Armoured, Aluminium Conductor Make:KEI/KEC Cable(Asian)/Sterlite Power/Havells
Supply of CONTROL CABLES 1.1 kV PVC Stranded COPPER Make:KEC/Torrent/Sterlite/APAR
33kV column, C1 type -24 nos. (Reputed within India)
33kV beam, B4 - 24 nos. (Reputed within India)
G.I. nut & bolt
Foundation bolt
Supply of 33 kV Power Cable XLPE insulated 630 Sqmm Copper for the GIS system connecting to Power Transformer and 33 kV Bays 33kV Cable from 50 MVA Trafo to 33kV GIS: 2RX1CX630sq mm Cu XLPE from Trafo to 33kV GIS has to be considered. 33kV Cable from 33kV GIS to 33kV outgoing lines: 1RX1CX500 sq mm Al XLPE cable shall be considered from 33kV GIS to outgoing lines and Aux Trafo. Make:KEI/KEC Cable(Asian)/Sterlite Power/Havells
33kV lightning arrestor, station type with mounting structure Considered for 9 Nos. outgoing line feeders+3 Nos. Transformer feeders Make:CG Power/Elektrolite/ELPRO/Oblum
33kV post insulator with structure (Reputed within India)
C&R panel for 33kV feeder without DPR with 220 V DC For ICT - No CRP (back-up protection mounted in 132kV CRP), 2 Nos. B/C, 7 Nos. Line, 1No. Dummry Panel for mounting Energy Meters (3 ICT+2 Aux Trafo). For Aux Trafo, protection relay will be mounted in LT I/C feeder (in ACDB). No bus-bar protection is required for 33kV System. Make:Siemens/Hitachi/GE Vernova/Venson Electric
ACSR Panther conductor (Reputed within India)
90kN disc insulator (Reputed within India)
Hardware fittings for Panther conductor Compression type (Reputed within India)
Supply of SUB-STATION SWITCHYARD LIGHTING, IT INCLUDES SUPPLY OF FIXTURES & LAMPS (LED) of reputed make (Philips/CGL/Bajaj) with switch gear, GI Conduit etc. (Lighting fixtures are to be fixed rigidly on the Column at a suitable height so that the required lux can be maintained).
Supply of PROTECTION, CONTROL METERING, EVENT LOGGER, BUS BAR PROTN PAN AS PER TECH SPEC WITH SUB-STATION AUTOMATION (132kVside) IEC61850 compliant. (Reputed within India)
Supply of 33kV gantry accessories of 33kV Outgoing feeders (Reputed within India)
Supply of Office Furniture as per requirement (Godrejmake)
Supply of EOT Crane for 132kV GIS Hall (5TCapacity) including all accessories with control panel.
Supply of AC SYSTEM: Main AC DB, (Having 800A,50KA, drawout type ACB with 3 O/C, E/F, U/V Relaying facility indoor type as per specification. (Main DB-1, Main DB-2 with B/C), ACDB, Main Lighting distribution board,Indoor ligthing distribution board,Emergency Lighting distribution board & Indoor receptacle board etc LT SWGR (AC/DC Boards) comprises - 415V Main ACDB- 1No. 415V Sub-ACDB- 1No. MLDB- 1 No. ELDB- 1 No. 220V DCDB- 2 Nos. 48V DCDB- 2Nos.
Supply of materials for GIS Sub Station Building and Control room 132KV GIS& Relay Room Building 15.5Mx17.5M 33KV GIS Cum CR Building=25Mx12M(Incl RE Room,Conference room,Store Room with attach bathroom)(As per specified layout drawings submitted by the bidder)
Item Wise BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE: SCHEDULE 2: Spares and TESTING EQUIPMENTS inclusive of F&I(From Reputed Company within India) (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only )
NUMBER #
SPARES FOR 145kV GIS (General)
145KV CURRENT TRANSFORMER
Gas insulated complete CT of each type and rating with enclosure.
145 kV Voltage Transformer
Gas insulated complete PT of each type and rating with enclosure.
SPARES FOR AIS EQUIPMENTS
132kV, 8800pF CVT (excluding support structure common JB
120kV Surge Arrestor with insulating base, terminal connector , Surge counter & accessories (excluding support structure)
Relay & Protection panel Line Protection Panel
Numerical distance relay
Numerical current differential relay
Transformer Protection Panel
Transformer differential protection
Restricted earth fault protection relaywith non-linearresistor
Transformer 50MVA
HV Bushing for 132/33KV 50MVA Transformer
LV Bushing for 132/33KV 50MVA Transformer
Terminal connectors for HV
Terminal connectors for LV.
BOQ for TESTING EQUIPMENTS
Substation
SF6gas leak detector
Supply of 36 KV, 1250A, 31.5 kA for 3 sec, SF6 gas insulated Bus Coupler Bay Module comprising of SF6 gas insulated circuit breaker, current transformer, dis-connectors switches, dis-connector with safety grounding switch(es) & 36 KV , 31.5 kA for 3 sec, 3- phase Isolated , SF6 gas insulated , metal enclosed 2000 A bus bars each enclosed in bus enclosures running along the length of the switchgear to interconnect each of circuit breaker bay module. Each bus bar set shall be complete with potential transformer, dis connectors, bus bar grounding switch, Local control cubicle, SF6 gas monitoring system etc. Module.ABB/Siemens/CG Power/BHEL/Schneider Electric
Item Wise BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE: SCHEDULE 3 : Installation and other services (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only )
NUMBER #
Transportation, Storing, Erection,Testing & Commissioning and Other Services of 145KV GIS EQUIPMENTS including Civil Works
Transportation, Storing, Erection, Testing & Commissioning of 145kV, 2000A, 40 kA for 3 sec, SF6 gas insulated Line feeder bay module each comprising of all equipment’s to complete Transformer Bay Module.
Transportation, Storing, Erection, Testing & Commissioning of 145kV, 2000A, 40 kA for 3 sec, SF6 gas insulated Line feeder bay module each comprising of all equipment ‘s to complete Feeder Bay Module.
Transportation, Storing, Erection, Testing & Commissioning of 145kV, 3150A, 40 kA for 3 sec, SF6 gas insulated Bus Coupler Bay Module comprising of SF6 gas insulated circuit breaker with Local control cubicle, SF6 gas monitoring system for the complete bay etc.
Transportation, Storing, Erection, Testing & Commissioning of Other Services of 36KV GIS EQUIPMENTS including Civil Works
Transportation,Storing,Erection, Testing & Commissioning of 36KV, 1250 A, 25 kA for 3 sec, SF6 gas insulated Line transformer bay module each comprising of all equipment ‘s to complete Transformer Bay Module.
Transportation, Storing, Erection, Testing & Commissioning of 36KV, 1250A, 25 kA for 3 sec, SF6 gas insulated Line feeder bay moduleeach comprising of all equipment to complete Feeder Bay Module.
Transportation,Storing,Erection, Testing & Commissioning of 36KV, 1250A, 25 kA for 3 sec, SF6 gas insulated Bus Coupler Bay Module comprising of all equipment ‘s with SF6 gas monitoring system etc.
Transportation,Storing,Erection, Testing & Commissioning of XLPE Power Copper conductor cable for the GIS system (132 & 33 KV class).132KV XLPE CABLE 800 sq mm &33KV CABLE 630 SQ. MM
Transportation,Storing,Erection, Testing & Commissioning of SUBSTATION EARTHING SYSTEMS
Transportation, Storing,Laying, Testing and Commissioning of POWER CABLES, ALUMINIUM CONDUCTOR (As per Specification)
Transportation, Storing, laying, Testing and Commissioning of CONTROL CABLES 1.1kV PVC Stranded COPPER As per technical specification
Transportation,Storing,Erection,Testing and Commissioning of PLCC/OPGW SYSTEM AS PER TECHNICAL SPECIFICATION)
Transportation, Storing, Erection, Testing and Commissioning of EPABX (Telephone Exchange)standard complied to ITU-T-G-711, G- 712, Q-507,Q-517capacity16lines/Trunks(2W,4W, RSU), Universal Numbering scheme, Operating console, Desktop PC-Menu driven.
Transportation, Storing, Erection, Testing and Commissioningof SUB-STATION SWITCHYARD LIGHTING, (Lighting fixtures are to be fixed rigidly on the Column at a suitable height so that the required luxcan bemaintained).
Transportation, Storing, Erection, Testing and Commissioning of PROTECTION CONTROL & METERING, EVENT LOGGER, BUSBAR PROTN WITH SUB-STATION AUTOMATION (132kVside) IEC61850 compliant
Supply of SUB-STATION PROTECTION & AUTOMATION SYSTEM (132KV & 33kV side) (COMPRISING OF: 132 KV Bays: 5 Nos Feeder +3 NosTransformer +1 Bus Coupler AND 33KV Bays: 10Nos. FEEDER BAYS + 03 Nos. TRANSFORMER BAYS + 02 Nos. BUSCOUPLER BAYS+02Nos for Station transformer 2X250KVA 33/0.43 KV) bays
Transportation, Storing, Erection,Testing and Commissioning of AC SYSTEM: MAIN ACDB, (HAVING 800A, 50KA, DRAW OUT TYPE ACB WITH 3 O/C, E/F, U/V RELAYING FACILITY INDOOR TYPE AS PER SPECIFICATION. (MAIN DB-1, MAIN DB-2 WITH B/C), ACDB, MAIN LIGHTING DISTRIBUTION BOARD, INDOOR LIGHTING DISTRIBUTION BOARD, EMERGENCY LIGHTING DISTRIBUTION BOARD & INDOOR RECEPTACLE BOARD etc.
Transportation, Storing, Erection, Testing and Commissioning ofDC SYSTEM:220VDCBOARD(HAVING100ADCMCCBASINCOMER, E/F (EARTH LEAKAGE), UNDER & OVER VOLTAGEAS PER SPECIFICATION (DC DB-1, DC DB-2 & B/C), 220 V DC EMERGENCY DISTRIBUTION BOARD, BATTERY CHARGER, DISTILLED WATER PLANT, OTHER TOOLS AND PLANTS (T&P's)
Transporting,Storing,Erection,&Commissioningof33kVgantry accessories of33 kVOutgoing feeders
Transporting, Storing, Erection & Commissioning of EOT Crane for 132 kV GIS Hall (5T Capacity) including all accessories with control panel.
Erection, Testing& Commissioning of 132/33kV,50MVATransformer including Transformer Foundation and all Civil works & other worksas per Technical Specification
BEACON/Enervac/DILO
Construction of Sub station GIS Building for 132KV and 33KV with control room building (132KV GIS & Relay Room building 15.5Mtrx17.5 Mtr) 33KV GIS Cum Control Room Building(25x12 Mtr )With 1 RE Room with attach Toilet&,Store Room
Item Wise BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE: SCHEDULE 4: Dismantling of existing structure/ equipments Cost estimate for Dismantling of existing structure/ equipment at 132/33kV Mawlai substation including stacking and storing in MePTCL S/s in and around Shillong (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only )
NUMBER #
Column C1 Type
Beam B4 Type
Conductor (Zebra)
Conductor (Panther)
Power Transformer
Hardware/ Insulators
Isolators
Circuit Breakers
Current Transformer
Potential Transformer
Capacitor Bank (incl all)
) (Reputed within India)
Item Wise BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE: SCHEDULE 5: Abstract (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only )
NUMBER #
Plant and Equipment including F&I (Schedule 1)
Spares and Testing Equipments including F&I (Schedule 2)
Installation and related services (Schedule 3)
Dismantling works (Schedule 4)
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Tender Documents • 10.78 MB
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BOQ • 0.67 MB
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