Corporation Of Chennai-COC has published Supply And Commissioning Of 630 Kva Transformer And Availing Of Ht Supply For 100Mt Per Day Capacity Of Bio Cng Gas Plant At Iskon Temple Backside In Div 197 Karapakkam Zone 15 For Swm Department Supply And Commissioning Of 630 Kva Transformer And Ava. Submission Date for this Tender is 15-11-2021. Transformer Supply Tenders in CHENNAI Tamil Nadu. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Neutral Earth : Supply of 100 mm diacast iron pipe copper plate earth electrode of size 600x600x3.15mm at a depth of 3000mm filled with salt, charcoal etc., construction of chamber, providing heavy duty concrete cast slab, painting & making etc., & as per the technical specification. For Neutral |
| 2 | Body Earth : Erection of 100mm dia Cast Iron earth electrode of10" length buried in ground as per IS with necessary connecting clamps, watering arrangement &fasteners etc.as per technical specifications For Body Earth |
| 3 | Supply of following size Copper Flats & Wires with necessary fastners - 25x6mm Copper flat for Transformer, MV Panel body earthing as per technical specifications |
| 4 | Neutral Earth : Installation, testing & commissioning of 100 mm diacast iron pipe copper plate earth electrode of size 600x600x3.15mm at a depth of 3000mm filled with salt, charcoal etc., construction of chamber, providing heavy duty concrete cast slab, painting & making etc., & as per the technical specification. For Neutral |
| 5 | Supply of following size Copper Flats & Wires with necessary fastners- 50x6mm Copper flat for Transformer Neutral earthing as per technical specifications |
| 6 | Laying of following size Copper Flats & Wires with necessary fastners - 25x6mm Copper flat for Transformer, MV Panel body earthing as per technical specifications |
| 7 | HT CABLES: Supply of 3 C X 95 Sq.mm HT Cable as per technical specifications |
| 8 | Laying of following size Cu Flats & Wires with necessary fastners- 50x6mm Copper flat for Transformer Neutral earthing as per technical specifications |
| 9 | FENCING & EARTHING: Supplyof Fencing to a height of 1.8mtrs above ground level and a retaining brick wall all round the height of 1 feet above ground leveling supply of GI verticle members of 75x 40 x 6mm MS channels at 1.5mtrs interval and tie angle at top with 25 x 25 x 6mm MSangle with frame andthree inches wire mesh coated with aluminium paint and fence earth as per technical specifications |
| 10 | Gates : Supply of gates size of2mtrs height and 2Nos.1.2mtrs wide made of 50 x 50 x 6mm MS angle cross support fixed on 2nos 100 x 50 x 6mm MS channels andpad lock arrangements with base plate, Painting offence,doors and fencing supports with 2 coats of redoxide and 2 coats of aluminium paint as per specification |
| 11 | FENCING & EARTHING Erection of Fencing to a height of 1.8mtrs above ground level and a retaining brick wall all round the height of 1 feet above ground leveling supply of GI verticle members of 75x 40 x 6mm MS channels at 1.5mtrs interval and tie angle at top with 25 x 25 x 6mm MSangle with frame andthree inches wire mesh coated with aluminium paint and fence earth as per technical specifications |
| 12 | Leveling of yard for 40mm blue metal to a height of 75mm over 100mm sand bed as per specification |
| 13 | Gates : providing of gates size of2mtrs height and 2Nos.1.2mtrs wide made of 50 x 50 x 6mm MS angle cross support fixed on 2nos 100 x 50 x 6mm MS channels andpad lock arrangements with base plate, Painting offence,doors and fencing supports with 2 coats of redoxide and 2 coats of aluminium paintas per specification |
| 14 | Body Earth : Supply of 100mm dia Cast Iron earth electrode of10" length buried in ground as per IS with necessary connecting clamps, watering arrangement &fasteners etc. as per technical specifications For Body Earth |
| 15 | Spreading of yard for 40mm blue metal to a height of 75mm over 100mm sand bedas per specification |
| 16 | MAIN MV LT PANELS For 630 KVA Transformer -Supply of floor mounting cubicle type LT switch board fabricated out of 14/ 16 Swg CRCA and powder coated to Siemens gray shade. The panel will be equipped with following.EB Incomer : 1Nos - 1000A, 4P, 50kA MDO ACB with Micro processor based releasesDG INCOMER: 1Nos - 1000A, 4P, 50kA MDO ACB with Micro processor based releases BUS BAR: 630 A 50kA Aluminium Busbar of color coded non-mettallic matt finish paint and SMC Bus bar supports. OUTGOING: 2 Nos - 400A TP, 36KA MCCB with Thermal magnetic release. 2 Nos - 250A TP, 36KA MCCB with Thermal magnetic release.3 Nos - 125A TP, 25KA MCCB with Thermal magnetic release. 2 No. Class1.0, 72Sq.mm Digital Multi Function Meter with Rs.485 port. iii) RYB Indicating Lamps ofLED Clustered type andControl MCB"sshall be provided as per technical specifications |
| 17 | Erection, testing and commissioning of MV LT Panels (For 630 KVA Transformer) as per specification |
| 18 | RING MAIN UNIT: Erection, testing, commissioning of 11kV, 630 A, 26.3kA Outdoor Ring Main Unit Panel with 2 LBS Incomer and 1 VCB Outgoing necessary11 KV VCB panelat Consumer side as per technical specifications (For 630 KVA Transformer) |
| 19 | RING MAIN UNIT: Supply of 11kV, 630 A, 26.3kA Outdoor Ring Main Unit Panel with 2 LBS Incomer and 1 VCB Outgoing and necessary11 KV VCB panelat Consumer side as per technical specifications |
| 20 | TRANSFORMER: Erection, testing, commissioning of 630kVA,11kV/433V, Dyn11, ONAN, Outdoor Type, copper, double Wound, ENERGY EFFICIENT [LEVEL-2] Transformer with OLTC, RTCC & AVR Type with a tappingrange of +5% to -15% in steps of 1.25% with standard fittings and accessories as per IS:1180 as per technical specifications |
| 21 | TRANSFORMER: Supply of 630kVA,11kV/433V, Dyn11, ONAN, Outdoor Type, copper, double Wound, ENERGY EFFICIENT [LEVEL-2] Transformer with OLTC, RTCC & AVR Type with a tappingrange of +5% to -15% in steps of 1.25% with standard fittings and accessories as per IS:1180 as per technical specifications |
| 22 | Supply of gland with termination for 4 core x 400 Sqmm LT Cable as per technical specifications |
| 23 | LT CABLES: Laying, Testing & Commissioning of 4 C X 400 Sq.mmof 1.1KV grade ALT CABLES: Laying, Testing & Commissioning of 4 C X 400 Sq.mmof 1.1KV grade Aluminium Conductor armoured power cables Insulation of XLPE as per technical specificationsAluminium Conductor armoured power cables Insulation of XLPE as per technical specifications |
| 24 | LT CABLES: Supply of 4 C X 400 Sq.mm of 1.1KV grade Aluminium Conductor armoured power cables Insulation of XLPE as per technical specifications |
| 25 | END TERMINATION: Erection of 3 C X 95 Sq.mm HT Cable Kit as per technical specifications |
| 26 | END TERMINATION: Supply of 3 C X 95 Sq.mm HT Cable Kit as per technical specifications |
| 27 | HT CABLES: Laying of 3 C X 95 Sq.mm HT Cable as per technical specifications |
| 28 | Satuatory approval; Liasioning with The Chief Electrical Inspector to Government of Tamilnadu for preparation & submission of drawings and documents etc., obtainingapproval for drawing & Safety Certificate. The cost shall Including submission of handing over document with As built. as per technical specifications |
| 29 | Safety Items- 1.Supply & fixing of Shock Treatment chart in Tamil& English languages duly laminated. 2. Supply of Insulation of Rubber mats of size 2m x 1m confirming to Latest ISlaying in front of the panels. 3. Supply & fixing of First aid box containing full compliment of medicines, ointments & bandages etc., 4. Supply & fixing of 5kg dry powder type fire extinguisher or equivalent approved make with ISI mark including necessary fixing brackets. 5. Supply & Fixing of A2 size colored As fitted Single line drawing duly laminated / framed in Utility electrical room. 6. Supply & Installation of cast iron HT/LT cable route markers with necessary angle iron supports & civil works. 7. Supply of Hand gloves tested for 15KV with ISI mark. 8. 4sets of Fire bucket filled with sand mounted on stand. 9. 11KV Reflector Danger Board. 10. 433V Reflector Danger Board. Etc.. |
| 30 | Laying of ISI marked 110 mm dia HDPE Pipes as per specification |
| 31 | Supply of ISI marked 110 mm dia HDPE Pipes as per specification |
| 32 | LT Earthing: Erection of LT Earthing 50 mm dia 3 meter long GI Pipeas per specification |
| 33 | LT Earthing: Supply of LT Earthing 50 mm dia 3 meter long GI Pipe as per specification |
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