Augmentation of power supply system, substation and allied work at CATC Allahabad. SH-Replacement of existing LT Panels of 33 KV Substation

Amount

SH-A :- LT PANEL BOARD AND ACCESSORIES AT SUB STATION

Design, manufacture supply, installation, testing and commissioning of Main LT Panel, as per IEC 61439, cubicle & modular type, made of 2 mm thick electro galvanized steel sheets /Aluzinc Sheet Steel for frame work and covers, 3mm thick for gland plates, totally enclosed, IP 54, free standing, floor mounting, dust and vermin proof, indoor, compartmentalised, including cleaning & finishing complete with 9 tank process, powder coated, painting, with front face having openable transparent tempered glass door with PU gasket complete with handle and gasket, suitable for operation on 3 Phase and neutral, 415v, 50 Hz AC system with Al.busbars extensible on both sides, fabrication shall be done in transportation sections, entire panel shall have a common earth bar of suitable size at the rear with 2 nos. earth stud, control wiring with FRLS. PVC insulated copper conductor, cable allays, cable gland plates in two half, interconnections including supply & installation of following items and as per detailed technical specification: (For details please refer technical specifications)

INCOMER

2500A 4P ACB with microprocessor based current metering & graphical display release , EDO, 65KA = Icu = Ics = Icw, with LSING Protection with Under voltage release, Shunt Release, Closing Release. ACB protection release shall have LCD display of current , shall be fully compatible and ready to use for measurement of Current, voltage, energy parameters & having modbus,RS 485 communication . ACB shall have electrical & mechanical key interlocking. Suitable links and bus duct entry flange shall be provided for 2500 A termination - 02 nos

Indication Lamps, LED type for R,Y,B and breaker 'ON' , spring charge, healthy circuit 'OFF', 'TRIP' indications each with 2 Amp MCBs for protection for both incomers

Breaker control switch (TNC switch)-02 nos

Feeder protection relay (Numeric)-02 nos

Metering & indications

Digital multi function digital meter to read V,A,KVA, KW, KVAR, KWH, PF, Hz etc with communication module (RS485) and LED display with 3 Nos CTs, 15 VA, class 1.0 and control circuit wiring with 2 Amp. SP MCBs.-2 sets.

3 Nos, 2500/5A, CL 0.5 , 15 VA, Cast Resin CTs for metering- 2 sets

Breaker control switch (TNC switch)-02 nos

BUS COUPLER

2500A, 4P, ACB with microprocessor based current metering & graphical display release , EDO, 65KA= Icu = Ics = Icw, with Under voltage release. ACB protection release shall have LCD display of current , shall be fully compatible and ready to use for measurement of Current, voltage, energy parameters & having modbus,RS 485 communication ACB shall have electrical & mechanical key interlocking -01 No

Breaker control switch (TNC switch)-01 nos

phase Indication Lamps, LED type for R,Y,B and breaker 'ON' , spring charge, healthy circuit 'OFF', 'TRIP' indications each with 2 Amp MCBs for protection.

BUSBARS

1 set of high conductivity Aluminium electrolytic grade, bus bars of minimum 2500 Amps capacity, TPN with heat shrinkable colored sleeves and ,non-combustible, non-hygroscopic, high strength SMC/ DMC/Polymer material bus bars supports at required intervals.

Accessories for Electrical & Mechanical Interlocking

Electrical & mechanical interlocking arrangement as per specifications among 2 nos. Incomers for transformers and 1 Bus coupler including interconnections etc. as required.

OUTGOING

1600A 4P ACB with microprocessor based current metering & graphical display release , EDO, 50KA = Icu = Ics = Icw, with LSING Protection with Under voltage release, Closing Release, Shunt Release. CB protection release shall have LCD display of current , shall be fully compatible and ready to use for measurement of Current, voltage, energy parameters & having modbus,RS 485 communication. ACB shall have electrical & mechanical key interlocking- 02 nos

Digital multi function digital meter to read V,A,KVA, KW, KVAR, KWH, PF, Hz etc with communication module (RS485) and LED display with 3 Nos CTs, 15 VA, class 1.0 and control circuit wiring with 2 Amp. SP MCBs.-2 sets.

2 Nos, 2500/5A/5A, 15 VA, Cast Resin CTs accuracy class 0.5 for metering - 02 sets

2 Nos. of 800 A, FP, 50 kA, MCCB with Microprocessor based release having adjustable over load and adjustable short circuit, earth fault protection inbuilt with release

1 Nos. of 630 A, FP, 36 kA, MCCB with Microprocessor based release having adjustable over load and adjustable short circuit, earth fault protection inbuilt with release

4 Nos. of 400 A, FP, 36 kA, MCCB with Microprocessor based release having adjustable over load and adjustable short circuit, earth fault protection inbuilt with release

01 Nos. of 320 A, FP, 36 kA, MCCB with thermal magnetic based release having adjustable over load and adjustable short circuit

09 Nos. of 200A, FP, 36 kA, MCCB with thermal magnetic release having adjustable over load and adjustable short circuit protection

Note- All MCCBs should have (1) Ics = Icu at 415 V (2) Rotary operating mechanism and terminal extension / spreaders (3) ON/OFF Indication (4) All MCCBs shall be current limiting type

MAIN ESSENTIAL (Synchronizing panel)

Design, manufacture supply, installation, testing and commissioning of synchronizing cum LT Panel, as pr IEC 61439, cubicle & modular type, made of 2 mm thick electro galvanized steel sheets /Aluzinc Sheet Steel for frame work and covers, 3 mm thick for gland plates, totally enclosed, IP 54 , free standing, floor mounting, dust and vermin proof, indoor, compartmentalized, including cleaning & finishing complete with 9 tank process, powder coated, painting, with front face having openable transparent tempered glass door with PU gasket complete with handle and gasket, suitable for operation on 3 Phase and neutral, 415v, 50 Hz AC system with Al.busbars extensible on both sides, fabrication shall be done in transportation sections, entire panel shall have a common earth bar of suitable size at the rear with 2 nos. earth stud, control wiring with FRLS. PVC insulated copper conductor, cable allays, cable gland plates in two half, interconnections including supply & installation of following items i/c providing & installation of suitable PLC as required and as per technical specification: (For details please refer technical specifications)

INCOMER

1600A 4 pole with neutral contactor ACB with microprocessor based current metering & graphical display release , EDO, 50KA = Icu = Ics = Icw, with LSING Protection with Under voltage release, Shunt Release, Closing Release. CB protection release shall have LCD display of current , shall be fully compatible and ready to use for measurement of Current, voltage, energy parameters & having modbus,RS 485 communication. ACB shall have electrical & mechanical key interlocking- 02 nos

1250A 3 pole with neutral contactor ACB with microprocessor based current metering & graphical display release , EDO, 50KA = Icu = Ics = Icw, with LSING Protection with Under voltage release, Shunt Release, Closing CB protection release shall have LCD display of current , shall be fully compatible and ready to use for measurement of Current, voltage, energy parameters & having modbus,RS 485 communication. ACB shall have electrical & mechanical key interlocking- 03 nos

Indication Lamps, LED type for R,Y,B and breaker 'ON' , spring charge, healthy circuit 'OFF', 'TRIP' indications each with 2 Amp MCBs for protection for above breakers

Breaker control switch (TNC switch) for above breakers

Metering & indications

Digital multi function digital meter to read V,A,KVA, KW, KVAR, KWH, PF, Hz etc with communication module (RS485) and LED display with 3 Nos CTs, 15 VA, class 1.0 and control circuit wiring with 2 Amp. SP MCBs.-5 sets.

1600 or 1250/5A, CL 0.5 , 15 VA, Cast Resin CTs for metering- 5 sets

BUS COUPLER

1600A 4 pole with neutral contactor ACB with microprocessor based current metering & graphical display release , EDO, 50KA = Icu = Ics = Icw, with LSING Protection with Under voltage release, Shunt Release, Closing Release.CB protection release shall have LCD display of current , shall be fully compatible and ready to use for measurement of Current, voltage, energy parameters & having modbus,RS 485 communication. ACB shall have electrical & mechanical key interlocking- 02 nos

Breaker control switch (TNC switch)-02 nos

phase Indication Lamps, LED type for R,Y,B and breaker 'ON' , spring charge, healthy circuit 'OFF', 'TRIP' indications each with 2 Amp MCBs for protection.

BUSBARS

1 set of high conductivity Aluminium electrolytic grade, bus bars of minimum 2500 Amps capacity, TPN with heat shrinkable colored sleeves andnon-combustible, non-hygroscopic, high strength SMC/ DMC/Polymer material bus bars supports at required intervals.

Accessories for Electrical & Mechanical Interlocking

Electrical interlocking arrangement as per specifications among incoming & outgoing, bus couplers ACB including interconnections etc. as required.

OUTGOING

1000A 4P ACB with microprocessor based release current metering & graphical LCD display , EDO, 50KA = Icu = Ics = Icw, with LSING Protection. - 01 nos

1250A 4P ACB with microprocessor based release current metering & graphical LCD display , EDO, 50KA = Icu = Ics = Icw, with LSING Protection. - 01 nos

Indication Lamps, LED type for R,Y,B and breaker 'ON', spring charge, healthy circuit 'OFF', 'TRIP' indications each with 2 Amp MCBs for protection.- 02 set

Breaker control switch (TNC switch)-02 nos

13 Nos. of 400 A, FP, 36 kA, MCCB with Microprocessor based release having adjustable over load and adjustable short circuit, earth fault protection inbuilt with release

14 Nos. of 320 A, FP, 36 kA, MCCB with thermal magnetic based release having adjustable over load and adjustable short circuit

11 Nos. of 250A, FP, 36 kA, MCCB with thermal magnetic release having adjustable over load and adjustable short circuit protection

09 Nos. of 200A, FP, 36 kA, MCCB with thermal magnetic release having adjustable over load and adjustable short circuit protection

02 Nos. of 125A, FP, 36 kA, MCCB with thermal magnetic release having adjustable over load and adjustable short circuit protection

Note- All MCCBs should have (1) Ics = Icu at 415 V (2) Rotary operating mechanism and terminal extension / spreaders (3) ON/OFF Indication (4) All MCCBs shall be current limiting type

CAPACITOR PANEL

Design, supply, installation, testing and commissioning of Automatic Power Factor Corrector Panel, modular type 400 kVAR, 3ph, 4 wire, 415v, with capacitor duty contactor, totally enclosed, IP 42, free standing, floor mounting, dust and vermin proof, cubicle type to be fabricated out of min. 2 mm thick Sheet steel, with provision for capacitor mounting arrangement inside the panel with Aluminium Busbars, interconnections, adequate number of louvers and powder coated with approved shade including supply & installation of following components and as per detailed technical specifications: (For details please refer technical specifications)

INCOMER

1 Nos. of 800 A, TP, Ics=Icu=36 kA, MCCB with Microprocessor based release having adjustable over load and adjustable short circuit-01No

1 Set of Indication Lamps, LED type, R,Y,B each with 2 Amp. SP MCB for protection.

1 no. Intelligent multi function digital meter to read V, A, KVA, KW, KVAR, PF, Hz etc with communication facility (RS485 module) and LED display with CTs 800A/5A/5A, 15 VA burden, class 0.5 accuracy for metering and control circuit wiring with 2 Amp. SP MCBs for protection.

BUSBARS

1 set of high conductivity Aluminium electrolytic grade, bus bars of minimum 800 Amps capacity, TPN with heat shrinkable colored sleeves and non-combustible, non-hygroscopic, high strength SMC/ DMC/Polymer material bus bars supports at required intervals.

CAPACITORS- 400 KVAR

4 nos. 50 KVAR Heavy duty Metallised Poly Propylene Capacitor . Each with capacitor duty contactor , MCCB 100A,TP, 36 KA thermal release with adjustable O/L & Short circuit protection, spreaders, and rotary handle.

6 nos. 25 KVAR Heavy duty Metallised Poly Propylene Capacitor . Each with capacitor duty contactor, MCBs, 63A, TP, 10kA

2 nos. 12.5 KVAR Heavy duty Metallised Poly Propylene Capacitor . Each with capacitor duty contactor MCBs, 32A, TP, 10kA

2 nos. 10 KVAR Heavy duty Metallised Poly Propylene Capacitor . Each with capacitor duty contactor MCBs, 20A, TP, 10kA

1 nos. 5 KVAR Heavy duty Metallised Poly Propylene Capacitor . Each with capacitor duty contactor MCBs, 10A, TP, 10kA

ON/OFF push button & ON/OFF LED type indication with 2 Amp SP MCB for protection for each capacitor bank

Axial flow fans with thermostat.

Note- Ics = Icu upto 415V for all MCCB. Rotary operating mechanism and terminal extension / spreaders shall be provided to all the MCCBs.

Supplying, installing by suspension on ceiling, testing and commissioning of following capacity sandwich type Rising Mains as per IEC 61439 for use on 3 phase 4 pole , 50Hz A.C. supply with metal clad enclosure having IP-55 rating after fixing the tap off boxes and all accessories, made of 1.6 mm thick GI sheet duly powder coated in convenient sections complete with aluminium bus bars at nominal current rating, necessary joints, elbow joints & expansion joints and bends, provision of tapping at every metre, adopter box and copper flexible for joints, continuous earthing with 2 Nos aluminium strip of suitable size including, G.I. clamping brackets, suspenders, angle iron bracket, steel fasteners, connecting to earthing system etc. as required Note: The bus trunking shall be measured along the length of enclosure. The strips which will go inside LT panels & end termination boxes of transformer shall not be taken into measurement of bus trunking quantity. Job also includes dismantling the existing bus duct by removing the electrical connections, earthing, and shifting up to AAI store (For details please refer technical specifications)

2500 Amp, 50 KA, 4 pole sandwich type Bus Duct

Supply of following size 1.1 KV grade XLPE insulated, PVC sheathed, Aluminium conductor armoured power cable conforming to IS 7098 (Part 1) 1988 amended upto date.

3.5x400 sqmm

3.5x300 sqmm

3.5x240 sqmm

3.5x185 sqmm

3.5x150 sqmm

3.5x95 sqmm

3.5x70 sqmm

4x25 sqmm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of XLPE insulated PVC sheathed aluminium conductor cable of 1.1 kV grade as required.

3.5x400 sqmm

3.5x300 sqmm

3.5x240 sqmm

3.5x185 sqmm

3.5x150 sqmm

3.5x95 sqmm

3.5x70 sqmm

3.5x50 sqmm

3.5x25 sqmm

4x25 sqmm

4x16 sqmm

Supplying and making straight through joint with heat shrinkable kit including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

3.5x400 sqmm

3.5x300 sqmm

3.5x240 sqmm

3.5x185 sqmm

3.5x150 sqmm

3.5x95 sqmm

3.5x70 sqmm

3.5x50 sqmm

3.5x25 sqmm

4x25 sqmm

4x16 sqmm

Laying and Fixing of one number XLPE/PVC insulated and PVC sheathed/XLPE aluminium/copper conductor armoured power cable of 1.1 KV grade of following sizes on surface/ cable tray/ wall etc as required.

Upto 35 sq. mm (clamped with 1mm thick saddle)

Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp)

Above 95 sq. mm and upto 185 sq. mm (clamped with 25/40x3mm MS flat clamp)

Above 185 sq. mm and upto 400 sq. mm (clamped with 40x3mm MS flat clamp)

Laying of one number XLPE/PVC insulated PVC sheathed aluminium/copper conductor armoured power cable of 1.1 KV grade of following sizes in the existing masonry open duct/ built in trench etc. as required.

Upto 35 sq. mm

Above 35 sq. mm and upto 95 sq. mm

Above 95 sq. mm and upto 185 sq. mm

Above 185 sq. mm and upto 400 sq. mm

Supplying and installing following size of perforated Hot Dipped Galvanized Iron cable tray cable tray with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc as required.

600 mm width X 75 mm depth X 2 mm thickness

Supply and fixing of flame retardant electrical insulation mat of 3.0 mm +/-10% thick electric insulated synthetic conforming to IS 15652:2006 and meeting the requirements of IS : 5216 (part 1,2,3), IS :8437, IEC 479 pub-1 along with suitable adhesive and water proofing compound as per in service recommendations of annexure A clause C of IS 15652 and suitable for class C upto 33 KV with out trolley movement

Supply and fixing of flame retardant electrical insulation mat of 2.0 mm +/-10% thick electric insulated synthetic conforming to IS 15652:2006 and meeting the requirements of IS : 5216 (part 1,2,3), IS :8437, IEC 479 pub-1 along with suitable adhesive and water proofing compound as per in service recommendations of annexure A clause C of IS 15652 and suitable for class A upto 3.3 KV AC & 240V DC with HT trolley movement

Supply & fixing following danger notice plate made of mild steel sheet of at least 2mm thick & vitreous enameled white on both sides and with inscription in signal red colour on front side as required.

Danger / Caution board for 33KV size 250mm x 200mm.

Danger /Caution board for 433V size 200mm x 150mm .

Supply and fixing glass framed standard shock treatment chart in two different languages as per BIS 1986.

Supplying of Rubber hand gloves suitable for use in 33 KV power supply.

Supply of First Aid Box containing material as prescribed by St. John Ambulance brigade OR Indian Red Cross conforming to IS 2217-1963.

Supply and fixing of chequered plate of 6 mm thick including cutting to required size using gas cutter and lay the same over the trench, fixing of angle and supports for chequered plate, related civil works, finishing etc. and painting with two coats of enamel paint over one coat of Zinchromate primer as required.

Supply and fixing single line diagram, schematic diagrams etc. of 2mtrx1.5mtr size on suitable sheet including lamination etc. as required complete on wall.

Earthing with Copper earth plate 600mm X 600mm X 3 mm thick including accessories and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 mtr long etc with charcoal or coke and salt complete as required

Providing and fixing 50 mm X 5 mm Copper strip on surface or in recess for connections etc. as required

Providing and fixing 50mm x 5mm copper strip at 0.50 m. below ground level for connections ,termination with nut bolt etc as required

Providing and fixing 50 mm X 5 mm copper. strip in 65 mm dia B class G.I. pipe from earth electrode including connection with nut, bolt, spring, washer excavation and re-filling etc. as required.

Earthing with GI earth plate 600mm X 600mm X 6 mm thick including accessories and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 mtr long etc with charcoal or coke and salt complete as required

Supplying and laying 25 mm X 5 mm G.l strip at 0.50 meter below ground as strip earth electrode, including connection/ terminating with nut, bolt, spring, washer etc. as required.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required

Providing and fixing 25 mm x 5 mm G. I. strip in 40 mm dia. G. I. pipe from earth electrode as required.

Providing and laying in position cement concrete 1:2:4 (1 cement : 2 coarse sand :4 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc including form work etc as required.

Provision of SCADA system for electrical parameter recording and monitoring system and associated wiring works software, hardware, integration, desktop computer etc complete as required (for 11 points/feeders only)

Dismantling of existing 415 volt, 50Hz LT panels/AMF with accessories by disconnecting electrical connections, earthing connections of panels and transporting the upto AAI store (not more than 50 mtrs) by engaging skilled and unskilled manpower, mechanical means with required T & P etc complete as required.

Non Essential Panel (approx. size 11x2.3x1.2 mtr)

Essential Panel (approx. size 13.2x2.4x1.0 mtr )

AMF panel/ LT panels/capacitor panels (approx. size 2.3x2.1x1.1 mtr )

Provision of standby power supply /mobile DG sets to meet out power supply requirements of hostel and institute block during panel ITC works at 33 KV sub station

125 KVA DG Set

82.5 KVA DG Set

Providing arrangements of electrical connections of LT load side with proper protection standards during transition period removal (existing LT panels) and installation of (new LT panels). The arrangement also includes provision of required rating switchgear, busbar, enclosure and suitable size of LT cables etc as required during execution of ITC LT panels. (any assistance or clarification shall be with the approval of EIC)

Dismantling of following LT cables from open masonry duct and relaying the same cable on cable tray/open duct etc as required.

up to 95 sqmm

Above 95 sq. mm and upto 185 sq. mm

Above 185 sq. mm and upto 400 sq. mm

ECS ENGINEERING PVT LTD

RISHA CONTROL ENGINEERS PRIVATE LIMITED

DOSHI ELECTRIC ENGG. CO.

Actech Engineers

RASS CONTRACTOR AND ENGINEERS

Aditya Techno Products Private Limited

Incotech Engineers Pvt Ltd

Choubay And Co.(Agencies) Pvt.Ltd.

SARASWAT ENGINEERING SERVICES

GAYATRI ELECTRICAL

Jha power corporation

JITENDRA ELECTRICALS

Power And Instrumentation Guj Ltd

KRISHNA REFRIGERATION

PRAGYA ELECTRIC AND ELECTRONICS CORPORATION

Water Power Engg. Enterprises

TECHNISYS ENGINEERING PRIVATE LIMITED

Brilltech Engineers Pvt. Ltd.

Manish Electricals

Shekhawati Electrical Engineers

Deora Electricals

MEC ENGINEERS