Post flood maintenance

Amount

(Supply & Erection)

Dismantling of 33 KV out door VCB (36KV,1250 A, 25KA) with G.I mounting structure

Dismentalling of 33 KV Relay & Control Panel for 33 KV Feeder 110 V DC ( with numeric relay & static TVM and communication port for SCADA)

Dismantling of 11 KV, 1250Amps, 25 KA for 3 seconds, 350 MVA rupturing capacity Indoor Vaccum Circuit Breaker, complete with Control & Relay Pannel Simplex type with 3Phase pannel top mounted PT of ratio: 11000 /110Volt, 110 Volt DC a. Incoming pannel with (CTR: 900-450/1-1-0.577A)

Dismantling of 11 KV, 1250Amps, 25 KA for 3 sec, 350 MVA rupturing capacity Indoor Vaccum Circuit Breaker for outgoing feeder),complete with 1 set of CT of ratio 300/1-1, Control & Relay Pannel Simplex type with 110 Volt DC.

Dismantling of 110V DC, 240Ah Capacity Sealed and Maintenance Free(SMF) VRLA Battery Bank comprising of 60 noss. 2.2 Volt each Cell (out of 60 cells, 5 noss. being with all spare) complete accessories conforming to relevant ISS as per latest amendment detailed in the technical specification section of the bid document

Dismantling of 415 VAC(plus minus 10%) nosminal input Voltage,50 HZ(plus minus 5%),110 Volt DC Output with adjustable range, 40A thyristor controlled float cum boost charger(with less than 2% RMS ripple content, without battery connected)less than 60db nosise constant voltage processed Battery charger compatible for aforesaid VRLA battery Bank as required detailed in technical specification section of the bid document.

Dismantling of 33KV single phase outdoor type 2 core CT of ratio 600-300/1-1 A as per relevant IS and technical specefication in the BID document.(with mountring structure)

Dismantling of 33KV single phase outdoor type 3 core CT of ratio 200-150/1-1-0.577A as per relevant IS and technical specefication in the BID document.(with mountring structure)

Dismantling of 33KV single phase outdoor type PT of ratio 33000V / √ 3 / 110V / √ 3 having suitable burden & class of accuracy and technical specefication in the BID document.(with mounting structure)

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of 36 KV,1250A, 750 MVA rupturing capacity, outdoor Vacuum Circuit Breaker complete with motor operated spring closing (Local/Remote) arrangement with all accessories including lattice structure, foundation support bolts,G.I. nuts & bolts, washers etc as required and as per relevant ISS complete operative on 110V DC (with support structure) as detailed in the bid documents.

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of 33 KV control & relay panel, simplex type complete with differential relay, 2-over current and 1-Earth fault combined relay,Auxiliary relay, 1- voltmeter, 3-ammeter, CT operated static trivector meter, internal panel wiring, simaphore for Vacuum Circuit breaker & Isolator, Mimic bus diagram (Metal size 4mm thick X 10mm width)as required and as per relevant ISS complete operative on 110V DC as detailed in the bid documents.

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of 11 KV, 1250 Amps, 25 KA for 3 seconds, 350 MVA rupturing capacity Indoor Vaccum Circuit Breaker, complete with Control & Relay Pannel Simplex type with 3Phase pannel top mounted PT of ratio: 11000 /110Volt, 110 Volt DC actuated electrical closing mechanism and internal wiring. Numerical as well as electromechanical protection by 2-Over current & 1-earth fault combined ( Micom or other reputed make) digital & electromechanical relays for integrated protection,1-nos AREVA make electromechanical Master Trip Relay, auxiliary relays as required,1 nos. L&T /SECURE make "Tri-Vector" Meter(SCADA compatible with communication facility), 3-Ammeter, 1 -Voltmeter, 1 -C.T operated static KW meter, with panel bus mounted CT and integral earthing facility including inernal arc tested panel conforming to relevant ISS/IEC as reqd.including.standard indication facilities as per requirement detailed in bid document. a. Incoming pannel with (CTR: 900-450/1-1-0.577A) including supply of 3 noss CT of the same ratio as extra as detailed in the bid documents.

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of of Bus coupler panel of 11 KV,1250Amps, 25 KA for 3 seconds,350 MVA rupturing capacity Indoor Vaccum Circuit Breaker,with automatic safety shutters and padlocking arrangement,auxiliary switch busbar chamber, isolation type auxiliary plug and sockets,complete with Control & Relay Pannel Simplex type with 3Phase pannel,actuated electrical closing mechanism and internal wiring,compatible with communication facility) and integral earthing facility including inernal arc tested panel conforming to relevant ISS/IEC reqd.including supply of 3 nos CT of same VCB as standard indication facilities as per requirement detailed in bid document.

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of 11 KV, 1250Amps, 25 KA for 3 sec, 350 MVA rupturing capacity Indoor Vaccum Circuit Breaker for outgoing feeder),complete with 1 set of CT of ratio 300/1-1, Control & Relay Pannel Simplex type with 110 Volt DC actuated electrical closing/tripping mechanism and internal wiring, 2-Over current & 1-earth fault combined Micom digital nos.electromechanical relay,1 AREVA Master Trip Relay, auxiliary relays as required,1 nos.L&T /SECURE make "Tri- Vector" Meter (SCADA compatible with communication facility), 3-Ammeter, 1 -Voltmeter, 1 -C.Toperated static KW meter, with panel bus mounted C.T and integral earthing facility including inernal arc tested panel Conforming to relevant ISS/IEC as reqd. including standard indication facilities as per requirement detailed in the bid documents.

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of 110V DC, 240Ah Capacity Sealed and Maintenance Free(SMF) VRLA Battery Bank comprising of 60 noss. 2.2 Volt each Cell (out of 60 cells, 5 noss. being with all spare) complete accessories conforming to relevant ISS as per latest amendment as detailed in the bid documents.

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of 33KV single phase outdoor type 3 core CT of ratio 200-150/1-1-0.577 A with suitable burden & class of accuracy complete with associated terminal box connecting link etc. and as per relevant IS and technical specefication as detailed in the bid documents.

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of 33KV single phase outdoor type PT of ratio 33000V / √ 3 / 110V / √ 3 having suitable burden & class of accuracy and technical specefication as detailed in the bid documents.

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of 415 VAC(plus minus 10%) nosminal input Voltage,50 HZ(plus minus 5%),110 Volt DC Output with adjustable range, 40A thyristor controlled float cum boost charger(with less than 2% RMS ripple content, without battery connected)less than 60db nosise constant voltage processed Battery charger compatible for aforesaid VRLA battery Bank Conforming to relevant ISS and latest amendment complete with standard protection as per IP-54 to 20 as per IS-2147,built in DCDB, standard indications and controls including level switches, temperature range of 50 degree centigrade and painted by RAL 7032 etc. as required detailed in technical specification as detailed in the bid documents.

Design, Engineering, manufacturing, supply,of 10KA, 30 KV, Station Valve type metal oxide heavy duty Lightning Surge Arrestor suitable for operation on 33KV Sytem conforming to ISI : 3070 (P-1) / 1974 and amendments thereafter and as required and technical specification in the BID document.(with G.I mounting structure) as detailed in the bid documents.

Design, Engineering, Manufacturing, Supply, Installation & Pre-Commissioning testing at site by Manufacturer Engineers of 36kV, 1250A, 25kA for 3 seconds, 3-ph double break center rotating type (DBCR), Gang Operated, isolator along with Support Insulators, Operating Mechanism, Base Channel down Pipe and all required accessories complete as per technical specifications, scope of works and approved drawings a) With earth switch.(including mounting & operating mechanism) as detailed in the bid documents.

Design, Engineering, manufacturing, Supply of 36kV, 1250A, 25kA for 3 seconds, 3-ph double break center rotating type (DBCR), Gang Operated, isolator along with Support Insulators, Operating Mechanism, Base Channel down Pipe and all required accessories complete as per technical specifications, scope of works and approved drawings a) Without earth switch(.including mounting & operating mechanism) as detailed in the bid documents.

Design, manufacture, testing at works, transport to site, of 110Volt D.C. Distribution Boards (DCDB) with dust tight ,vermin proof, gasketed door, enclosure made of sheet steel 2 mm. thick CRCA, painted by powder coated paint RAL 7032 with Aluminium busbar of 40x6 mm complete with (L&T/GE/C&S/HAVELLS make 1x160 A TP MCCB, 1x32 A DC DP MCB, 6x16 A DC DP MCB, analog Volt & Ampere meter,LED indication,Mains failure and Earth fault Relay etc. including all control and protection gears complete as per requirement and asdetailed in technical specification section as detailed in the bid documents.

Supply of Galvanised steel materials for granty Structures/ equipments structures of Switchyard including Galvanised nuts & bolts with washer and foundation bolts etc as per approved design & bill of materials. (as per BOQ attached in the documents)

Supply of Busbar & stringing materials. a) 60 mm. dia heavy duty Aluminium. Pipe for equipment bus.

Supply and fitting-fixing of "T"/ "I" / "Ω" and other Clamp/power connector suitable for ACSR PANTHER Conductor and 60 mm dia Al. tube as required.

Supply of 40 mm. dia. 3 mtr long perforated hot dip G.I. pipe.

Supply of G. I. flat of size 50 X 6 mm. for Sub-station earthing grounding mat complete including connection with different equipments and structure as per relevant ISS and others necessary for formation of mat as required.

Supply of 33kV Bus Post Insulator( 3-in-1 set)

Supply of 33kV Polymeric Disc Insulators (70 KN as per relevant IS) with fittings (3/4 U Bolt type)

Supply of 33kV Polymeric Pin Insulators as per relevant IS.

Supply of ACSR PANTHER Conductor (6/4.72+7/1.57 mm) as per relevant IS.

Supply of 8 S.W.G G.I wire for continuous earth connection, guarding,craddling & earthing.

Supply of 1100 V grade PVC insulated PVC sheathed, 2.5 mm (standered copper conductor) control cable with armouring as per IS:1554(part I 1998) of 2 core 2.5sqmm as reqd.

Supply of 1100 V grade PVC insulated PVC sheathed, 2.5 mm (standered copper conductor) control cable with armouring as per IS:1554(part I 1998) of 4 core 2.5sqmm as reqd.

Supply of 1100 V grade PVC insulated PVC sheathed, 2.5 mm (standered copper conductor) control cable with armouring as per IS:1554(part I 1998) of 7 core 2.5sqmm as reqd.

Supply of 1100 V grade PVC insulated PVC sheathed, 2.5 mm (standered copper conductor) control cable with armouring as per IS:1554(part I 1998) of 12 core 2.5sqmm as reqd.

Supply of 5 KV Digital Insulation Resistance Tester (Make Scope/ Fluke)

Supply of Socket Wrench of TAPARIA Make,( Model nos S14hxl.)

Supply of Ketsy 12 Pcs Combination Spanner and 9 Pcs Allen Key set.

Supply of Bosch GBL 620 Professional 620 W Blue & Black Air Blower

Supply of Fluke make 15B+ Digital Multimeter

Supply of Digital Earth Resistance meter ( Make Waco)

Supply of 5 KV Insulation Resistance Tester ( Make- Waco/Megger)

Supply of TAPARIA make double ended Spanner

Supply of TAPARIA make Ring Wrenches.

Supply of TAPARIA make Insulating Screw Driver

Supply of Crimping tool AAKASH- 100 Capacity 6 mm sqr to 400 mm sqr. Of Weight 5.8 Kg.

Design,Engineering,manufacturing, Supply of 33KV single phase outdoor type 2 core CT of ratio 600-300/1-1 A with suitable burden & class of accuracy complete with associated terminal box connecting link etc. and as per relevant IS and technical specefication in the BID document. .

Erection,Testing & commissioning of 33 KV out door VCB (36KV,1250 A, 25KA) with G.I mounting structure as detailed in the bid documents.

Erection,Testing & commissioning of 33 KV Relay & Control Panel for 33 KV Feeder 110 V DC ( with numeric relay & static TVM and communication port for SCADA)

Erection,Testing & commissioning of 33KV single phase outdoor type 2 core CT of ratio 600-300/1-1 A as per relevant IS and technical specefication in the BID document.(with mountring structure) as detailed in the bid documents.

Erection,Testing & commissioning of 33KV single phase outdoor type PT of ratio 33000V / √ 3 / 110V / √ 3 having suitable burden & class of accuracy and technical specefication in the BID document.(with mountring structure) as detailed in the bid documents.

Erection,Testing & commissioning of 10KA, 30 KV, Station Valve type metal oxide heavy duty Lightning Surge Arrestor suitable for operation on 33KV Sytem conforming to ISI : 3070 (P-1) / 1974 and amendments thereafter and as required and technical specification in the BID document.

Erection,Testing & commissioning of 36kV, 800A, 25kA for 3 seconds, 3-ph double break center rotating type (DBCR), Gang Operated, isolator along with Support Insulators, Operating Mechanism, Base Channel down Pipe and all required accessories complete as per technical specifications, scope of works and approved drawings a) With earth switch.(including mounting & operating mechanism)

Erection,Testing & commissioning of 36kV, 800A, 25kA for 3 seconds, 3-ph double break center rotating type (DBCR), Gang Operated, isolator along with Support Insulators, Operating Mechanism, Base Channel down Pipe and all required accessories complete as per technical specifications, scope of works and approved drawings a) Without earth switch(.including mounting & operating mechanism)

Erection,Testing & commissioning of 110Volt D.C. Distribution Boards (DCDB) with dust tight ,vermin proof, gasketed door, enclosure made of sheet steel 2 mm. thick CRCA, painted by powder coated paint RAL 7032 with Aluminium busbar of 40x6 mm complete with (L&T/GE/C&S/HAVELLS make 1x160 A TP MCCB, 1x32 A DC DP MCB, 6x16 A DC DP MCB, analog Volt & Ampere meter,LED indication,Mains failure and Earth fault Relay etc. including all control and protection gears complete as per requirement and asdetailed in technical specification section in the document.

Erection of Galvanised steel materials for granty Structures/ equipments structures, nuts & bolts with washer and foundation bolts etc of Switchyard as per approved design & bill of materials (as per BOQ attached in documents).

Erection of Busbar & stringing materials. a) 60 mm. dia Aluminium. pipe for equipment bus

Erection of 33kV Polymeric Disc Insulators (70 KN as per relevant IS) with fittings (3/4 U Bolt type)

Erection of 33kV Polymeric Pin Insulators as per relevant IS.

Laying, hoisting, binding & jumpering of ACSR PANTHER Conductor as per relevant IS.

Laying, hoisting, binding & jumpering of 8 S.W.G G.I wire for continuous earth connection, guarding,craddling & earthing.

Providing of 33 KV Danger/ Name Plates

Erection of Busbar & stringing materials of "T"/ "I" / "Ω" and other Clamp/power connector suitable for ACSR PANTHER Conductor and 60mm dia Al. tube as required.

Earthing with G. I pipe 3mtr Long and 40mm dia, including excavation of earth pit with supply and alternate layer of salt(100kg/pit) & Charcoal(80kg/pit) as per approved drawing and neccessary required nuts &bolts, washer etc..

Erection of 33kV Bus Post Insulator ( 3-in-1 set)

Erection,Testing & commissioning of 1100 V grade PVC insulated PVC sheathed, 2.5 mm (standered copper conductor) control cable with armouring of following capacity & core as per IS:1554(part I 1998 a) 2 core 2.5sqmm b) 4 core 2.5sqmm c) 7 core 2.5sqmm d) 12 core 2.5sqmm. as required.

Supply & fitting - fixing of switch yard lighting(LED) complete with average minimum 50 Lux with low voltage light and all other integral components & accessories as reqd. as per IS specification.

Erection,Testing & commissioning of 11 KV, 1250Amps, 25 KA for 3 seconds, 350 MVA rupturing capacity Indoor Vaccum Circuit Breaker, complete with Control & Relay Pannel Simplex type with 3Phase pannel top mounted PT of ratio: 11000 /110Volt, 110 Volt DC a. Incoming pannel with (CTR: 900-450/1-1-0.577A) as detailed in the bid documents.

Erection,Testing & commissioning of Bus coupler panel of 11 KV,1250Amps, 25 KA for 3 seconds,350 MVA rupturing capacity Indoor Vaccum Circuit Breaker,with automatic safety shutters and padlocking arrangement,auxiliary switch busbar chamber, isolation type auxiliary plug and sockets,complete with Control & Relay Pannel .

Erection,Testing & commissioning of 11 KV, 1250Amps, 25 KA for 3 sec, 350 MVA rupturing capacity Indoor Vaccum Circuit Breaker for outgoing feeder,complete with 1 set of CT of ratio 300/1-1, Control & Relay Pannel Simplex type with 110 Volt DC as detailed in the bid documents.

Erection,Testing & commissioning of 110V DC, 240Ah Capacity Sealed and Maintenance Free(SMF) VRLA Battery Bank comprising of 60 noss. 2.2 Volt each Cell (out of 60 cells, 5 noss. being with all spare) complete accessories conforming to relevant ISS as per latest amendment detailed in the technical specification section of the bid document

Erection,Testing & commissioning of 415VAC(plus minus 10%) nosminal input Voltage,50 HZ(plus minus 5%),110 Volt DC Output with adjustable range, 40A thyristor controlled float cum boost charger(with less than 2% RMS ripple content, without battery connected)less than 60db nosise constant voltage processed Battery charger compatible for aforesaid VRLA battery Bank as required detailed in technical specification section of the bid document.

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed. -All kinds of soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Filling with available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers nost exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. -All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering -All work upto plinth level: a) 3:6(1 cement: 3 fine sand: 6 graded well burnt brick aggregate of 20 mm nosminal size)

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Providing, hoisting and fixing above plinth level up to floor five level precast reinforced cement concrete in mouldings as in cornices, windows sills etc, including setting in cement mortar 1:3 (1) cement: 3 coarse sand) cost of required centering, shuttering but, excluding the cost of reinforcement, with 1:1.5:3 (1 cement: 1.5 fine sand: 3 graded stone aggregate 20 mm nosminal size). .

Providing,hoisting and fixing above plinth level up to floor five level precast reinforced cement concrete in shelves, including setting in cement mortar 1:3 (Icement: 3 coarse sand), cost of required centering, shuttering and finishing with neat cement punning on exposed surfaces but, excluding the cost of reinforcement, with 1:1.5:3 (1 cement: 1.5 fine sand 3 graded stone aggregate 20 mm nosminal size).

12 mm cement plaster in single layer including cost of materials required and finishing even and smooth and curing complete as per clauses of chapter 12 of PWD specification.a) Cement mortar 1:6 (1 cement: 6 fine sand)

Neat cement punning including cost of materials required as per clauses of chapter 12 of PWD specification.

Switchyard PCC of ratio 1:3:6 and gravelling with stone chips of size 20 mm down

KAJAL DAS (BID ID -182657)

M/s Sun Electricals (BID ID -182613)

M/S Saha Trading (BID ID -182381)