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Description

Supply Installation Testing And Commissioning Of Ht And Lt Electrical At Vallam Vadagal Sriperumbudur.

Tendering Authority: Tidel Park Limited

India, Tamil Nadu, Chennai

NTID

29322931

Last Date For Submission

14 Nov, 2022

Closing Date

14 Nov, 2022

BOQ Items Total Items : 409 | Total Qty : 104651
# Item Quantity Units
1 All installation works should be as complete and as directed by Employer / Employer's representative. The rate includes necessary connected minor civil works if required and necessary supports as required at site. No extra payment will be made for the same. All the BBT, Breakers and Panels should be withstand and designed the operating temperature suitable to local ambient, however any applicability of derating, the vendor has to be selected next /higher size. Contractor /Vendor to incorporate all the requirements specified in the BOQ, SLD, Specification and functional components for the complete satisfactory operations. Note: Contractor responsibility to get liasoning work like ,approval from CEIG, arranging inspection, getting safety certificate, incorporating CEIG comments , all statutory approval from the relevant department for commissioning and with EB department associated works
2 SECTION-A: HT BREAKERS & CABLES, TRANSFORMERS
3 Ring Main Switchgears Unit( Outdoor) - 33KV ( TANGEDCO) Design, Supply, Installation, Testing and Commissioning of outdoor & dust proof type, floor mounting, free standing 33kV Ring Main Gear unit made out of M.S sheet steel clad dust and vermin proof with 630A Copper Bus bars, Interconnections, necessary protections, Measuring Instruments, Indicating Instruments, Protection Relays, CTs, PT with necessary control fuses/MCBs,line indicator for the incomer and outgoings, Termination arrangements for Incoming and Outgoing Cable of 33 kV 3Core 300 Sq mm XLPE Alu.Armoured earthed cable, Terminal Blocks, Earthing,Powder coated painting, Sign writing and Base channels etc., with complete all accessories as required for satisfactory operations and as per the detailed Technical Specifications enclosed and as per TANGEDCO Requirements comprising of the following. INCOMER (2 Sources) : 33kV, 630A, 1500MVA 26.2kA EDO VACCUM Circuit Breaker with necessary required accessories - 2Nos OUTGOING : 33kV, 630A, 1500MVA 26.2kA EDO VACCUM Circuit Breaker with necessary required accessories : 1 No The RMG panel should have required power pack (110V DC) for control wiring and shall be manufactured as required by the electrical authorities and approval shall be obtained including testing & commissioning and any additional features required by the supply authorities shall be carried out at no extra cost. The TOD meter will be provided by authority. Suitbale CT to be provided per authority requirement , including control wiring & also provided with required test blocks, terminal connectors, control fuses etc. The scope also including calibration & testing of meter from Authority (The KA rating should be as per the TNEB supply) 1 No
4 33KV HT Outdoor VCB panel (Near RMU ) 'Design, supply, installation, testing and commissioning of 33KV HT VCB panel shall be made out of M.S sheet steel clad dust and vermin proof (for outdoor application) with powder coat finish painting of shade RAL 7032, suitable for operation on 33KV 3 Ph, 50 Hz, AC earthed system and comprising of 1No. of 33KV, 800A TP, 1500MVA, 26.2 kA, EDO VCB. The 33KV HT outdoor Panel VCB Board with copper bus bars, inter connections, metering instruments consists of Digital Ammeter, Voltmeter, Frequency meter, Maximum Demand controller , MFM , Dual ratio CTs for metering & protection, dual core PTs, control fuses,MPCB,MCB, RCBOs, RCCB, RYB has indication Lamp, ON,OFF,Trip, SC & TCH indication lamp, TNC switch, PBs, emergency lockable push button, Alarm&Hooter etc., and protection relays consists of 3 O/C + 1 E/F IDMT relay(50,51/50N,51N), under voltage relay(27), over voltage relay(59), frequency relay(81), DC supply supervising relay(80), Trip Ckt supervising relay(95) & Master trip relay(86) etc., & Voltage Surge protection suppressor/devices for Incomer HT VCB and Digital Ammeter, Voltmeter, Multi function meter Dual ratio CTs for metering & protection, control fuses,MPCB,MCB, RCBOs, RCCB, RYB phase indication Lamp, ON,OFF,Trip, SC & TCH indication lamp, TNC switch, emergency lockable push button etc., and protection relays consists of 2 O/C + 1 E/F IDMT relay(50,51/50N,51N), Trip Ckt supervising relay(95) & Master trip relay(86) etc., for outgoing HT VCBs and all required necessary accessories for satisfactory operation and as required by the statutory Electrical authorities as per the detailed specifications & SLD enclosed and 1no isolation earth switch along with in this panel. This panel should have suitable inbuilt power pack (110V DC) as required with fail indication to BMS. The panel shall be extendable at both sides. All relay should be numerical type . The offer should be with all functional components and TANGEDCO /CEIG requirements. 1 No
5 33KV HT 4 VCB Panel at Utility Building- 'Design, supply, installation, testing and commissioning of 33KV HT VCB 4 panel shall be made out of M.S sheet steel clad dust and vermin proof with powder coat finish painting of shade RAL 7032, suitable for operation on 33KV 3 Ph, 50 Hz, AC earthed system and comprising of 1 No. of 33KV, 800A TP, 1500MVA, 26.2 kA EDO VCB as incomer and 3 Nos of 33KV, 800A TP, 1500MVA, 26.2 kA, EDO VCB as outgoings with individual Bus- CT, PT metering cubical . The 33KV HT Indoor 4 Panel VCB Board with copper bus bars, interconnections, metering instruments consists of Digital Ammeter, Voltmeter, Frequency meter, Maximum Demand controller, Dual ratio CTs for metering & protection, dual core PTs, control fuses,MPCB,MCB, RCBOs, RCCB, RYB phase indication Lamp, ON,OFF,Trip, SC & TCH indication lamp, TNC switch, PBs, emergency lockable push button, Alarm&Hooter etc., and protection relays consists of 3 O/C + 1 E/F IDMT relay(50,51/50N,51N), Phase failure relay, Phase reverse relay, under voltage relay(27), over voltage relay(59), frequency relay(81), DC supply supervising relay(80), Trip Ckt supervising relay(95) & Master trip relay(86) etc., & Voltage Surge protection suppressor/devices for Incomer HT VCB and Digital Ammeter, Voltmeter, Multi function meter , Dual ratio CTs for metering & protection, PTs, control fuses,MPCB,MCB, RCBOs, RCCB, RYB phase indication Lamp, ON,OFF,Trip, SC & TCH indication lamp, TNC switch, emergency lockable push button etc., and protection relays consists of 3O/C + 1 E/F IDMT relay(50,51/50N,51N), low set stand by E/F relay (51S) Trip Ckt supervising relay(95), Auxiliary relays for alarm/trip (63 &74) & Master trip relay(86) etc., & Voltage Surge protection suppressor/devices for outgoing HT VCBs and all required necessary accessories for satisfactory operation and as required by the statutory Electrical authorities as per the detailed specifications & SLD enclosed and 1no isolation earth switch along with in this panel. This panel should have suitable inbuilt power pack (110V DC) for the every section of the panel as required. The panel shall be extendable at both sides. All relay should be numerical type . 1 No
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