E Tender for Supply, Installation, Testing and Commissioning of 1 No. 11KV and 2500 KVA Transformer and associated Electrical Works for the existing Electrical HT and LT System at Ticel Biopark LImited, Chennai

TRANSFORMER and HT & LT Control Cabling

SITC of 2500 KVA,11 KV/433 V, 3 phase, 50Hz , Dyn11 vector group copper winding Energy Efficency Level- I Out door type ONAN cooled with OLTC and RTCC panel and Cable box on HV side and Horizontal Flange for 4000 A TPN Aluminum Bus duct on LV side and as per the details furnished in Technical Specification and Data Sheet in Vol I.

Removal of 11 KV 3 core 240 Sq.mm XLPE cable from 11KV,VCB 4 Panel and reexcavating and retriving the cable safely.

High voltage Testing of the retrived cable with Standard Lab of CEIG's office and obtaining Test Certificate.The testing fee alone will be paid by TICEL

Laying of single run of above tested. 11KV, 3 core, Earthed, XLPE Insulated, Aluminium conductor PVC sheathed cable of 240 sq.mm in the Masonary open duct / Cable trays as required.

Excavation of cable trench of size 300(W)x750(D) mm in all kinds of soil and providing 75 mm sand cushioning above and below the cables for the entire width of the cable and providing Protective covering with country bricks of size 8.75 inchx4.25 inchx2.75 inch laid breadth wise and back filling the the trench with excavated earth and consolidating

Laying of single run of the above removed and tested 11KV, 3 core,240 sq.mm Earthed, XLPE Insulated, Aluminium conductor individual core screened, flat steel strip armoured, PVC sheathed cable of 240 sq.mm. in ground in the exavated trench mentioned above as specified.

Supplying and making indoor cable end termination with heat shrinkable jointing kit complete with all accessories including lug suitable for the following size of 3 core,240 sq.mm, XLPE aluminium conductor cable of 11 KV grade as required.

SITC of 19 core 2.5 sqmm PVC insulated, PVC sheathed armoured copper conductor control cable from OLTC to RTTC Panel and from Marshaling Box to VCB controlling Transformer

SITC of end terminations for 19 core 2.5 sqmm armoured copper cable.

SITC of 24 core 2.5 sqmm PVC insulated, PVC sheathed armoured copper conductor control cable from Marshaling Box to VCB controlling Transformer.

SITC of end terminations for 24core 2.5 sqmm armoured copper cable.

SITC of 4 core 2.5 sqmm PVC sheathed armoured copper coductor cable

SITC of end terminations for 4 core 2.5 sqmm PVC sheathed armoured copper coductor ablre

SITC of Water Proof Lockable OFF Push button in the Outdoor Transformer Yard. To the 11 KVS F6 4 panel controlling the 2500 KVA transformer

SITC of 3core 1.5 sqmm PVC insulated, PVC sheathed armoured copper conductor cable from Lockable PB to VCB

SITC of end terminations for 3 core 1.5 sqmm PVC sheathed armoured copper coductor ablre

SITC of 11KV Epoxy Resin Current transformers with the following specification , Current Ratio:150-75 A/5-5A, Output VA Rating :15 VA, Ith18.3/1sec Class of Accuracy: 0.5/5P10 in the 11KV 4 Panel with SF6 breaker in the spare breaker panel which is proposed to feed the new proposed 2500 KVA Transformer after removing the existing CTs.

MV BUS DUCTS

SITC of 4000 A TPN 433V,50HZ ,50 kA OUT DOOR TYPE, LV BUS duct comprising of TPN Aluminium Busbar housed in 14 swg CRCA sheet enclosure necessary right angle bends, Adapter chambers, 25 x 6mm twin copper earth bus for the entire length and required MS supports, from Transformer secondary side to MV panel.(As per the detailed Technical Specification enclosed). Ingress Protection of not less than IP65. SIZE OF ALUMINUM BUS BARS: Electrical Grade as per Spec: PHASE : 4Rx100 mmx12.5 mm ALFlat Neutral :: 2Rx100 mmx12.5 mm ALFlat

SITC of 4000 A TPN 433V,50HZ ,50 kA OUT DOOR TYPE, LV BUS duct comprising of TPN Aluminium Busbar housed in 14 swg CRCA sheet enclosure necessary right angle bends, Adapter chambers, 25 x 6mm twin copper earth bus for the entire length and required MS supports, from Transformer secondary side to MV panel.(As per the detailed Technical Specification enclosed). Ingress Protection of not less than IP54 SIZE OF ALUMINUM BUS BARS: Electrical Grade as per Spec: PHASE : 4Rx100 mmx12.5 mm ALFlat Neutral :: 2Rx100 mmx12.5 mm ALFlat

SUPPLY,erection,TESTING AND COMMISSIONING OF 4000 A, ALUMINUM Flexible expansion joints at the Transformer side and MV panel side with required standard accessories etc. ( 1 set= R,Y,B&N)

TRANSFORMER YARD FENCING

Supply and Erection of MS channels of ISMC100 of 2250 mm long with 450mm below ground at an interval of 2000 mm for fixig fencing panels with 1::4: 8 concret as shown in the drawing.

Supply & Erection of Fencing to a height of 1.8mtrs above ground level with detachable Weld mesh panels and MS channel for the Transformer Yard with MS chanels and Weld mesh panels as per the Details belw;.

Supply and erection of Fence Panels of 1500 mm X 1800 mm made out of 40x40x6 mm MS angles and 75mm x25 mm weld mesh of 8 swg thick and 25x6 mm ms flat at an intervel of 600 mm and bolting to the MS Chanel vertical post above using GI bolts and nuts as shown in drawing

Supply and erection of Fence Panels of 2100 mm X 1800 mm made out of 40x40x6 mm MS angles and 75mm x25 mm weld mesh of 8 swg thick and 25x6 mm ms flat at an intervel of 600 mm and bolting to the MS Chanel vertical post above using GI bolts and nutsas shown in drawing

Gates : Supply and providing of weld mesh gates with 2 leaves of size of 1.8 mtrs height and 1.5mtrs wide made of 50 x 50 x 6mm MS angle cross support fixed on 2nos 100 x 50 x 6mm MS channels and pad lock arrangements with base plateand concreting as shown in drawing.

Leveling Yard :Leveling of yard and spreading 40mm blue metal to a height of 150mm for entire yard

Danger Boards: supply anf fixing o 11 KV Enamel danger boards printed in Tamil , Hindi and English language.of standard size.

PAINTING: Painting of all fence panels, gates and fencing supports with 2 coats of redoxide and 2 coats of aluminium paint.

EARTHING

Supply and Fixing of 25 x 3mm copper flats for all HT body earthing of the Transformer

Supply and Fixing of 75 x 10mm copper flats for Transformer neutral earthing of the Transformer.

Earthing the Transformer yard fence with No. 8 swg copper wire

Earthing the Transformer yard fence gates with copper flexible tapes 0f 19 mm width and 300 mm long.

ADDITIONS and ALTERATIONS in MV PANEL ROOM

MV PANELNo. 1. INCOMMER FOR 2500 KVA TRANSFORMER: Supply and fixing in the MV Panel No.1 .as Incommer: on the Right side of the Bus coupler in chamber No 9F2 : One number 4000 AMPS, 4P ACB,50KA (Ics) AC Motor operated Draw Out ( EDO )Type ,Four Pole with Microprocessor based relay (LSIG) having Over current,short circuit with time setting and 6NO + 6 NC auxiliary cotacts,indication for test,service,isolated ON /OFF trip indications,Shutter Assembly,Racking interlock Manual /Electrical cl osing and tripping.and providing inter connection of 4000 A rating with Aluminum busbars from the ACB to to the Main bus of the MV panel. Providing inter connection of 4000A A rating with Aluminum busbars from the ACB to to the Main bus of the MV panel. Metering Compartment: Supply and fixing in the existing in the Metering Compartment:: 1 Set (3 nos) – 4000/5A CT CL0.5 15VA for Measurement after removing existing CTs 1 Set (3 nos) – 4000/5A CT CL0.5 15VA CTs for APFC Panel control. 1 Set – 4000/5A CT CL5P10 15VA for Protection Relay for the existing CDG 11 Relay and connecting the CTs to theexisting metrs. Removing the CDG relay from 9F2 and Fixing and wiring it.

Removing the 2500 A 4 P ACB from Chamber 9 F2 of MV Panel 1 and 10 Runs of 3.5 Cx400 Sq.mm XLPE Ar. Al cable.

Removing the 2000 A TPN ACB outgoing Feeder No17B( feeding MV PANEL I) and 7B (Spare)of MV PanelNo. 2 on Right side of Bus coupler,and Left side of Bus coupler respectively.and removing 10Rx3Rx400 Sq,mm XLPE cable connection to 17B

Refitting the removed 2500 A 4PACB and cables in the Chamber 18B of MV PanelNo. 2.as incommer.

Refitting the removed 2000A TPN in spare chamber 1F2 of the MV panel No. 1 as outgoing Feeder and providing inter connection from the ACB to bus bars with Aluminum bus bars as out going feeder control and removing the CDG relay with control wiring and closing its cutout., Providing 3 Nos 2000 /5 A CTs for existing Ammeter and Volt meter.and connecting10Rx3.5.x400 sq.mm XLPE Ar. Al, cable which were removed from 9 F2 of the same panel

Supply and fixing in the spare Chamber7B( from which 2000ATPN ACB was removed )on the left hand side of the bus coupler in MV Panel No.2 One number 2000 AMPS 4P ACB, 50KA (Ics) AC Motor operated Draw Out ( EDO )Type with Microprocessor based relay having Over current,short circuit with time setting and 6NO + 6 NC auxiliary cotacts,indication for test,servce,isolated ON /OFF trip indications,Shutter . assembly,Racking interlock,Manual and Electrical closing and Tripping and connecting the ACB as Incommer with existing busbars and CTs

Supply and fixing in the Chamber 8F2 on the right hand side of the bus coupler in MV Panel No.1.( For APFC 600 KVAR APFC PANEL) One number 1600 AMPS TPN ACB, 50KA (Ics) AC Motor operated Draw Out ( EDO )Type with Microprocessor based relay having Over current,short circuit with time setting and 6NO + 6 NC auxiliary cotacts,indication for test,servce,isolated ON /OFF trip indications,Shutter Assembly,Racking interlock Manual /Electrical cl osing and tripping.. Providing inter connection of 1600 A rating with Aluminum busbars from the ACB to to the Main bus of the MV panel. Supplyand fixing 1set of 3 Nos 1600/5 A CT C L A 0.5, 15 VA CTs and wiring them.

Making Modification in the PLC inter locking circuit of MV Panel 2 to interlock with the existing incomers of 2 nos 2000 KVA DG supply, 2 Nos1600 KVA Dry typeTransformers Tr3,Tr4 Incomers ,Bus coupler and proposed two incoming Supplies from MV Panel No.1. as per the Interlock scheme shown in Electrical Schematic Drawing.

Supply, Installation, Testing and Commissioning of Extension to 415 V, 3 Phase, 50 Hz 50kA Medium Voltage floor mounting Cubicle Type Single bus bar system MV Panel Board No.1 on titsleft side with the following complete as per specifications of MV panel Board attached. 1Nos 2000 AMPS TPN ACB, 50 KA (Ics) AC Motor operated Draw Out ( EDO ) Type 3 Pole Microprocessor based relay having Over current, short circuit earth fault with time setting Earth fault and 6NO + 6 NC, indication for test,service,isolated ON/OFF trip indications, ShutterAssembly,Racking interlock Manual / Electrical closing & tripping Ready to close indication contact, Site changable rear terminal adaptors, Mechanical door interlock, Trip unit shall be Microprocessor based LSIG protection . The bus bars for extension cubicle : Phase: 4Rx100x12.5 mm Al. Flat (4000Amps) Neutral: 2Rx100x12.5 mm Al. Flat (2000 Amps) Earth : TO Match the existing size Link : same sizes of Main 4000 A ,TPN Inter connection between ACB to Main Bus Bars: Phase: 2Rx100x12.5 mm Al. Flat (2000Amps) Neutral: 1Rx100x12.5 mm Al. Flat (1000 Amps) Earth : TO Match the existing size Cubicle made out of 16 SWG CR sheet for Body and 14 SWG CR sheet for Doors. The height and paint to match the existing Panel Board.

ELECTRICAL WOPRK AT PHASE I of TICEL

Removing thhe Existing 250 Amps Amps MCCBTap of Boxes in RM3 and RM6 in 5 th Floor

Supply and fixing in the RM3 in the removed slot one number 630 A Tapoff Box with 630 Amps,TP&N Fixed Type MCCB with Manual closing Mechanism with 25 kA SC rating with both Adjustable Electronic O/L and S/C protection with necessary inter connetions . The MCCB shall have dedicated Potential free contacts(ON/OFF0&Trip status to monitor mentioned status by BMS. Provision of adopter box shall be able to accomodate 2runs 3.5x400 sq.mm XLPE Ar. Al. cable.

Supply and fixing in the RM6 in the removed slot one number 630 A Tapoff Box with 630 Amps,TP&N Fixed Type MCCB with Manual closing Mechanism with 25 kA SC rating with both Adjustable Electronic O/L and S/C protection with necessary inter connetions . The MCCB shall have dedicated Potential free contacts(ON/OFF0&Trip status to monitor mentioned status by BMS. Provision of adopter box shall be able to accomodate 2runs 3.5x400 sq.mm XLPE Ar. Al. cable.

Removing the1Rx 3.5 core 185 sq.mm XLPE Ar. Al. cable from 250 Amps Tap off box in the Rising Mains RM3 and RM6 in Floor 3,4 and 5 and reconnecting them to the spare Tap of Boxes in the other Rising mains in the same floor with new end termination.

Supply and Laying of XLPE insulated and PVC inner sheathed , FRLS outer sheathed , aluminium conductor, 1.1 KV grade armoured, MV cable of the following sizes as required, generally conforming to IS:7098 Part-1

3 1/2 X 400 sqmm. From MV Panel 1 to Proposed 600 VAR APFC Panel

3 1/2 X 400 sqmm. From RM3 and RM6 in 5 th floor to Chiller Kiosks at Terrace

3 1/2 X 95 sqmm. For Sec ondary Pumps Logic Controller

3 1/2 X 50 sqmm. For Chiller Primary Pump Panel.

Supplying and making end termination with brass Double compression gland and aluminium lugs for following size of XLPE insulated and PVC inner sheathed , FRLS outer sheathed aluminium conductor cable of 1.1 KV grade.armoured cable confirming to IS 7098 Part I

3 1/2 X 400 sqmm.

3 1/2 X 95 sqmm.

3 1/2 X 50 sqmm.

Supplying and making re end termination with brass Double compression gland and aluminium lugs for 3.5 vcore 185 sq.mm XLPE insulated,1.1 KV grade.armoured aluminium conductor and PVC inner sheathed cable of cable confirming to IS 7098 Part I after removing the existing gland and lugs to the New Chiller Pump Panels after relaying cable to a maximum length of 5meters

CHILLER KIOSK AT TERRACE Supply,fixing,testing and commissioning of 630 A 4 Pole MCC , 42kA with LSIG Electronic Protection in Powder Coated MS weather proof enclosure of IP 65 on angle iron frame work with sufficient space to receive 2 runs of 3.5 core 400 sq.mm XLPE cable at incoming and 8x1 core 240 sq.mm PVC sheathed un armoured copper cable at out going} as Chiller Kiosk Panel Outdoor Type. Metering Compartment: 1 No. Multiparameter Enercon make 6400 or eqvt. with suitable CTs 1 Set – 600/5A CT CL0.5 15VA for Measurement 1 Set – Indication lamps for R,Y,B, Breaker ON(Red), Breaker OFF (Green), Breaker Trip (Amber) with control fuses.

Earthing the Chiller Kiosk Panel with 25x6 mm GI Flat

Supply, erection of following sizes ( Hot dip galvanised iron ) GI ladder type cable rack system made out of sheet steel folded to required shape with adequate number of supports. (Cable tray support price is not required in this Items). The cable tray shall have runners rugs of suitable size, horizontal elbow, vertical elbow 90 Deg. Up vertical elbow 90 Deg. Down, re-deep, coupler plates, materials. The cable tray shall be suspended from ceiling supported from side walls in columns etc. with adequate size supporting angles / channels with fastners, welding, anchor bolts, nuts etc. The tray shall have suitable cable clamping arrangements etc.

150 mm Width X 50mm Height X 2mm Thick.

450 mm Width X 50mm Height X 2mm Thick.

Supply,fabrication and installation of MS for angle iron frame for cable ladders

LIASIONING CHARGES

Preparation of drawings and submission to the statutory authorities such as Chief Electrical Inspectorate, obtaining approval from all statutory authorities including energizing the Installation forElectrical Installation and for commissioning the arranging inspection and also necessary approval / safety certificatesystem including from authorities etc The necessary statutory fee alone will be only paid by the clientagainst demand advice.