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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹1.2 CrAccepted-AOC | ₹1.2 Cr | L1 | Accepted-AOC L1 accepted |
| 2 | L2₹1.2 Cr+₹6.1 L (5.21%)Rejected-Finance | ₹1.2 Cr+₹6.1 L (5.21%) | L2 | Rejected-Finance L2 accepted |
| Sl No | Description | Qty | Unit | SRI GURU RAGHAVENDRA ELECTRICALS L2 | U.S. ELECTRICALS L1 |
|---|---|---|---|---|---|
| 1.00 | HT INSTALLATION 3 Panel HT Outdoor VCB cum LBS Switch board:Supply, Erection, testing and commissioning of 11KV 25 KA630Amps 3 Panel HT Outdoor VCB cum LBS Switch board suitable for outdoor installation comprising one Incomer panel with Vacuum Circuit Breaker two Outgoing panels with Air Break/ load Breaks switches with HRC Fuse Protection and complete as per Standard specification
INCOMER: 1. Supply and Erection of Draw out type 11KV 25KA 630Amps Horizontal draw out / Horizontal Isolation VACCUM CIRCUIT BREAKER filled with motor(230V AC) operated spring charged Mechanism, with ON and OFF mechanical Indicator Anti Pumping Device, 110V DC Shunt Trip and Closing Coils (DC source of supply to be derived from a power pack suitable for three Tripping and two closing operations incorporated on Incoming panel only) Mechanical Operation counter, 4NO + NC Spare Aux. Contact with contact multiplication Contactor for customer use. Automatic safety shutter, Mechanical close/Trip Knob, Mechanical ON/OFF Indication, Operating Handle, 230V AC to 110V DC Power pack operating Handle etc.-1No Operation counter, | 1 | No | 8,32,000 ₹8,32,000 | 7,92,000 ₹7,92,000 Lowest |
| 1.014NO + NC Spare Aux. Contact with contact multiplication Contactor for customer use. Automatic safety shutter, Mechanical close/Trip Knob, Mechanical ON/OFF Indication, Operating Handle, 230V AC to 110V DC Power pack operating Handle etc.-1No mechanism , 2 NO+ 2NC Aux. Contact operating handle etc.-1No.OUTGOING: 2. Supply and erection of 11KV 630Amps 25KA HT Air Break/Load Break Switch with HRC Fuse Protection, front operated spring assisted manual closing 3. 11KV/Root 3/110V/Root3-Three Phase 3 Limb 50VA class0.5 Resin cast Draw out type potential Transformer complete with HT and LT HRC fuses with sealing arrangement-1 Nos. 4. Current Transformer of Suitable Ratio/5-5A dual Core (Core 1-5VA Class 0.5 for Metering & Core 15 VA 5P 20 for Protection - 3 Nos 5. Meters: Ammeter with selector switch -1 No, Voltmeter with selector switch-1 No 6. Protection: TP ND IDMT two over current and one earth fault Relay with higher set Instt. Elements 1.3Seconds-1 No Master Trip relay -86 eqivalent-1 No | |||||
| 1.027.Breaker On/Off indication LED Type-2 No Auto Trip/ Healthy Trip and spring charges indication LED type-3 Nos phase indicating Lamps RYB - 3Nos 8.TNC Breaker Control Switch -1 No local Remote selector switch- 1 No Push button for trip Healthy- 1 No 9. Necessary Control wiring with Copper wire 10. 630Amps Copper Bus bar PVC sleeved & required panel Earthing 11. Common for Switch gear MCB's for AC/DC Control Heater ON/OFF switch with space Heater and thermostat, single phases switch socket, cubicle illumination TL lamp, Door switch fully covered Test Terminal block of IMP make(wherever applicable) 12.MS Sheet steel Enclosure for outdoor Installations powder coated with siemens Grey paint finish. 13. Provision through bottom entry to receive Incommutable excluding cable glands and cable Termination Kit (Make: System Control or Equivalent) | |||||
| 2.00 | Indoor THREE Panel Consumer VCB:
Supply, erection, testing, commissioning and of 11KV 25KA HT Three panel Vacuum Circuit Breaker Switch, Indoor type for installation, board comprising one Incomer VCB and 1 Nos Outgoing 630A 500MVA VCB.1.Draw out type 11KV 500MVA 630A Horizontal Draw out/ Horizontal Isolation VCB operated with spring charged mechanism.Anti Pumping device ,110V DC Shunt Trip and closing Coils (DC source of supply to be derived from a Power pack suitable for 2 Tripping and Two closing operation counter, 2NO +34NC spare Aux. Contact for customer use, Automatic safety shutter, Mechanical Close/ Trip knob, Mechanical ON/OFF indication, Operating Handle, 110V AC-110V DC Power Pack etc. (Incom-1 & Outgoing-1Nos) Core(Core 1-15VA class 1 for metering and core 2-15VA 5P 10 for Protection) Incoming 1 No, Current Transformers of 30/5-5 Amps Dual Core (Core 1-15VA Class 1 for Metering and Core 2-15VA 5P 10 for Protection)(Outgoing-1) 4.Meters: 2. 11KV/Root 3/ 110V/ Root3- Three Phase, 3 Limb 200VA Class 1 Resin Cast Draw out type Potential transformers complete with HT and LT HRC fuses. (Incoming-1 No) Digital Voltmeter with selector switch | 1 | No | 14,14,000 ₹14,14,000 | 13,46,400 ₹13,46,400 Lowest |
| 2.01(Incoming 1 No) Digital Trivector of L&T/Secure make (Incom-1No) Digital Power Factor Meter (Incom-1 No) Digital Frquency Meter (Incom-1 No) 5. Protection: TP ND IDMT 2OC + 1EF Relay with Highest inst.Elements similar like Megawin type MCDG 61 (Incom-1No) 6. TP ND IDMT 2OC + 1 EF Relay similar like Megawin type MCDG 31 Master trip Relay Megawin MVAJH 13 (Incom-1No & Out-1 No)7. Breaker ON/OFF/Auto Trip/Healthy/Spring Charged Indication Lamp LED Type 8. Phase Indication Lamps R,Y,B(Incomings 3Nos) 9. Control Wiring 10. 800Amps Copper Bus bar PVC Sleeved and required panel copper earthing.11. Control switch TNC (Incoming-1 No,Outgoing -1No) 12.Trip Circuit healthy Push Button(Incoming-1 No, Outgoing -1No) 13. Common for Switch gear, MCB's for AC DC Control, Heater ON/OFF Switch with space Heater and thermostat Single phase switch socket, cubicle illumination lamp, Disconnecting type terminal Block.etc., 14. MS Sheet enclosure for Indoor Installations Powder. | |||||
| 3.00 | Supply, Erection, Testing and Commissioning of 500 KVA,11KV/0.433V Dyn11,ONAN, double wound, Energy Efficient Transformer with OFF Circuit type. distribution Outdoor transformer confirming to relevant IS.1180 Level-2 and fitted with the following. 1.Rating &connection diagram plate
2.Earthing terminal
3.Lifting lugs for whole Transformer
4.Cover lifting lugs
5.Oil level gauge-plain with level marking
6.Bottom filter cum drain valve with plug
7.Top filter valve with plug
8. pocket for Thermometer
9.Oil Conservator with drain plug 11.Air release plug 12.Silicagel breather
13.Monogram plate 14.Explosion vent with diaphragm 15.Transformer oil
16.Under base channel with skids
17.Oil temperature indicator with A/T Contacts
18.Winding temperature indicator with A/T Contacts 19.Marshaling box
20.Bi-directional rollers.
21.Buchholz relay with A/T Contacts
22.DetachableRadiators. | 1 | No | 16,65,000 ₹16,65,000 | 15,85,700 ₹15,85,700 Lowest |
| 3.0123.Off circuit tap switch 24.Conservator shut off valve 25. Neutral CT Special accessories The transformer should be supplied with first filling of oil Terminal arrangement:- HV-Cable box,LV-Flange to suit bus duct. All removable covers shall be provided with weather proof hot oil resistant, resistance gaskets, to prevent leakage of water in to core, and oil from the tank with Transformer plinth construction of 500KVA as per IS 1180 (Make CREL/ROWSON /Voltech/Equ) | |||||
| 4.00 | Testing of BDV & ACIDITY for transformer oil and issuing necessary test certificates | 1 | Set | 1,050 ₹1,050 | 1,000 ₹1,000 Lowest |
| 5.00 | Supply and laying of 11KV 3 core 300 sq.mm XLPE HT UG cable in a trench to be excavated at 1.0 Mtr. and covering the cables completely with RCC. Truff and refilling the earth to make good. | 448 | Mts | 3,910 ₹17,51,680 | 3,720 ₹16,66,560 Lowest |
| 6.00 | Supply and clamping of 11KV 3 core 300 sq.mm XLPE HT UG cable in Wall or the existing trench in HT Room | 20 | Mts | 3,320 ₹66,400 | 3,160 ₹63,200 Lowest |
Tender Value
₹1.2 Cr
EMD Value
₹68,700
Closing Date
10 Jun 2025, 3:00 pmClosed
Superintending Engineer
Office of the Superintending Engineer PWD Buildings Construction and Maintenance Circle 2 Chepauk Chennai 5
Provision of HT installations for energizing the Newly Constructing Isolation block at Government Hospital for Thoracic Medicine at Tambaram Sanatorium in Chengalpattu District
2025_PWD_566130_1
TNPWD/02_02 BCM/2025-26
Open Tender
Electrical Works
Lump-sum
Tambaram
Please refer Tender documents.
7 documents required · 7 mandatory
₹0
₹68,700
5 Nov 2025
7 Jun 2025
10 Jun 2025
7 Jun 2025
10 Jun 2025
7 Jun 2025
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