WORK

Sorting and Stacking of Structures

Erection of Main & Auxiliary structure lattice type ATM,AXM,BBL,BTI,BCT, ALP, ABL,CCM,CGM, etc consisting of coloumn, beam peak, mast etc. and auxiliary structure for installation of CTs, PTs, Las etc. The Job consist of shifting of all material from store to site of erection, erection of structure as per drawing with the help of GI nut & bolt, flat & spring washer, matching the hole, cutting & matching of member if required including cost of all men and T&P excluding GI structure Nut & bolt to complete the work. Erection of Main & Auxiliary structure lattice type BCT, ALP etc. upon foundation and its proper tightening.

Erection of the following Equipments/Panels as per technical specification, manual and instruction as per direction of supervising engineer.

145 KV SF-6 Circuit Breaker

145 KV Current Transformer

145 KV CT Junction Box

145 KV Bus Isolator without Earth Switch

145 KV Tandom isolator

145KV Post Insulator for support

120 KV Lighting Arrestor

132 KV 63 MVA T/F Control & Relay Panel

33 KV VCB

33 KV Current Transformer

33 KV Potential Transformer

33 KV Bus Isolator

33 KV CT/PT Junction Box

33 KV Tripple feeder Panel

33 KV Lighting Arrestor

Delta earthing of 120 & 30 KV LAs and nuetral of 63 MVA Transformer by only 15cm long conical shape its placing inside the ground in rectangular shape and connecting all 6/4/3 nos. electrodes with 75x10/50x6 mm MS flat laid on its edge and then this rectangle/triangle shape be connected strictly as per drawing.

120 KV LA (Rectangle shape by 06 electrodes)

63 MVA Transformer 132/33 KV (Tringuler shape)

33 KV LA (Rectangle shape 04 electrodes)

Erection of 63 MVA T/F

Dragging of new 63 MVA T/f main tank from unloading site to T/F Plinth including the turning of transformer at 132 KV Substation Sec-62 approx distance-20 Mtr.

Additonal shifting 1 job of every 5 mtr

Complete, erection of 63 MVA T/F by erection of radiator, conservator tank, bushing with its turrets (if available) connecting of all oil pipe line, erection of cooling fans, making control cables connection, buchholz relay etc. for completing the work, topping of T/F oil and final oil filling in tank, radiator, conservator tank and all other associates work such as modifications in cable terminations etc for completion of work

Placement of new RTCC panel of this new 63 MVA T/F in control room at 132KV S/S Sec-62 including its Termination & fitting and Earthing erection of panel.

Centrifuging of complete T/F oil in T/F by connecting centrifuging pipes circulating the T/F oil through PVT. Centrifuging machine and taking the BDV value of the oil Periodically till the required value is achieved Approx. 25KL

36 KV 1-C, 630 SQMM XLPE Copper Cable

Termination kit at both ends for 36 kv 1C*630 sqmm XLPE Copper Cable

Fabrication & Erection of support structure for the 33kv power cable to be connected at both 33kv Bus along with the earthing of structure with 50X6mm MS Flat connecting it to main earthing grid of switchyard & scrap angle for support structure will be provided by department.

132KV Bay (01 No) C&R panel & 33KV (01 No) Tripple Panel feeder Testing, Commissioning & SCADA integration with Existing SCADA System.

Laying & Termination of following size 1.1 KV, Armoured Aluminium Power Cable as per cable schedule including carriage of cable drum from store and all other associated work.

2C*6 Sqmm

4C*16 Sqmm

3.5C*35 Sqmm

Laying & Termination of following size control cable in trench/cable trays from different control room equipments to 132 KV and 33 KV. Transformer marshaling box, isolators box and other outdoor equipments installed in switch yard as per cable schedule including carriage of cable drum from store and all other associated work.

2C*2.5 Sqmm

4C*2.5 Sqmm

6C*2.5 Sqmm

10C*2.5 Sqmm

Termination of control cable including of required cable gland and lugs to prepare the cable ends and connecting them securely to equipment or terminals

Dismantling of 33 KV bus bar for Capacitor bank with ACSR Panther Conductor. Having approx. length 40 meter & height 8 meter between the two gantries and also shifting of all materials from switchyard site to store site and all other work to complete the work satisfactorilly as per technical specification.(One job defined as above work for one section of bus for all phase).

De-jumpering work as given below by ACSR Panther Conductor. Between 33 KV Bus to Isolator-6 Between Isolator to CT-3 Between CB to CT-3 Between Bus to Bus Isolator-3 Between bus isolator to cell-6 Between cell to series reactor-12 Between Series reactor to NCT-8

Dismantling of following equipment safely by opening of nut and bolt, cable connection, Earthing and shifting upto sotre.

33 KV Isolator

33 KV circuit breaker.

33 KV CT & NCT

33KV series reactor.

Control & relay panel of Capacitor bank

Capacitor bank cells along with structure & PI

Complete dismantling of main and auxiliary structure of (2x5MVAR) Capacitor bank CCM and CGM (main structure) and ABL, ALP washer etc to store and all other associated work to complete the work satisfactorily approximate quantity and weight of these structure alongwith nut and washer is as under main structure CC (6Nos.), Main structure CGM (3 Nos.), Auxiliaty structure ABL (3 Nos), Auxiliaty structure ALP (6 Nos)

Opening termination of control cable in switchyard from 33 KV CB, CTS, CT junction box, NCT and 33 KV Isolator etc. and in control & relay panel of capacitor bank in control room.

Removal of Control cable from trenches after opening of termination in switchyard & control panel in control room opening of trench cover for removal of control cables & covering back all the trench covers.

Re-arrangement of Earthmat at Transformer Plinth and New Earthmat laying for New 33KV Bus

Laying of 40mm dia MS round bar 700 mm below the ground level by the cutting straightening welding painting excavation back filling of trench after laying of earth mat including shifting of MS round bar from place at the Sub-Station to switchyard.

Placing of 40 mm dia MS Electrodes of 3 mtr. length vericaly inside the ground with Top 700mm delow the ground level including shifting of MS round bar from storage place at the Sub-Station to switchyard.

Making of cross joint of above laid 40 mm dia MS round bar with below the ground level by due welding at 4 corners including welding of Sutable size 2 No MS angle piece on the opposite corners of the cross joint.

Making of end joint of above laid 40 mm dia MS round bar with Top of the alrrady verically pierced MS electrodes 700 mm below the ground level by due welding

Making of 300mm long lap joint of above already laid round bar with existing earthmath.

Earthing of equipments by cutting straightening, bending, laying 700 mm below ground and above ground of following size of MS flat for earthing of main and auxiliary structure, equipments structure including welding with main earthmat and with object to be earthed. Excavation of trenches, its back filling, painting and all other associated work as required to complete the work.

Laying of MS Flat of size 75x10 mm

Laying of MS Flat of size 50x6 mm

Laying of MS Flat of size 25x6 mm

Carraige of earthing material from 220KV Jewar substation to 132KV Sec 62 substation Noida total distance of 70KM.

132KV Busbar and Jackbus Strenthening Opening of jumper work including dismantling of all type of associated clamp.

Dismantling of 132KV bay Jumpers from 132KV Main bus to Bus isolator by opening/cutting all connection from bus to isolator clamp.

Dismantling of 132KV Jack bus of 30 mtr span (total length = 60 mtr) by opening/cutting and destringing of all connection.

Dismantling of Jumpers of 132KV Transfer Jack bus to Tandom isolators by opening/cutting all connection from bus clamp to isolator clamp.

Dismantling of Jumpers of 132KV Transfer Jack to jack bus bus by opening/cutting all connection.

Dismantling of 132KV bay Jumpers from 132KV Bus isolator to CB, CB to Line Isolator & line isolator to CT terminal by opening/cutting all connection.

Dismantling of 132 KV main bus bar of ACSR Zebra conductor, length-36 Mtr & height-9 Mtr.including opening cutting and destringing between gantries step by step during busbar replacement work including dismantling of all type of associated clamp fittings and suspension string, (One job defined as above work for one section of bus for all phase).

Stringing of bus bar of 132KV voltage level, length, height and conductor and different length of span as mentioned below. The work includes cutting & bending of conductor, fixing of single/double bolted type tension fitting/suspension. Hoisting of disc insulator and shifting of material from store site to erection site and all other associated work to complete the work satisfactorioly (One job defined as above work for one section of bus for all phase).

132 KV Jack Bus, of 30 mtr span (total length = 60 mtr) Height-11 Mtr, single Zebra conductor

132 KV Jack Bus, Length-25 Mtr. Height-11 Mtr, single panther conductor for 63 MVA T/F-IV

132 KV Transfer bus, Length- 15 Mtr. Height-09 Mtr, Single Zebra conductor.

132 KV Main Bus, Length-36 Mtr. Height-09 Mtr, twin Moose conductor.

Reconnecting of R Y & B phase of 132 KV Transfer bus bar-II of Single zebra conductor between gantries step by step on 132KV newly elected Transfer bus.

Reconnecting of R Y & B phase of 132 KV main bus bar of Twin Moose conductor between bus section below gantries step by step on 132KV newly elected bus section isolator.

Jumpering, interconnection of equipment with various size conductor & voltage level. The work includes cutting of conductor, bending in proper shape, clamping with the help of clamps and all other associated work to complete the work

132 KV main bus bar to BI, Twin Zebra conductor (All bay).

132 KV Sec 62 Bay, Twin Zebra conductor.

132 KV 63 MVA T/F-IV bay, single panther conductor

132 KV Transfer bus coupler bay, Single Zebra conductor

33 KV 63 MVA T/F-IV bay, twin moose conductor

132 KV Transfer bus to Tandom isolator, Single Zebra conductor

33KV New Main & Transfer Bus with buscouple & 33KV Transfer bus with existing 33KV main bus Stringing of bus bar of 33KV voltage level, length, height and conductor and different length of span as mentioned below. The work includes cutting & bending of conductor, fixing of single/double bolted type tension fitting/ suspension. Hoisting of disc insulator and shifting of material from store site to erection site and all other associated work to complete the work satisfactorioly (One job defined as above work for one section of bus for all phase).

33 KV Main Bus, Length -30 Mtr, Height-06 Mtr, Twin moose conductor for 33 KV main bus.

33 KV Transfer Bus, Length -30 Mtr, Height-06 Mtr, single panther conductor for 33 KV transfer bus.

Jumpering, interconnection of equipment with various size conductor & voltage level. The work includes cutting of conductor, bending in proper shape, clamping with the help of clamps and all other associated work to complete the work.

33 KV Bus Isolator of Cable section , twin moose conductor

33 KV Transfer bus coupler bay, Singe Zebra conductor

33 KV Transfer bus to feeder bay, panther conductor

Switchyard Lighting Providing and fixing of new generation energy saving and environment friendly long life versatile pressure die casting aluminium outdoor high beem fllod light with high oiwer 120 watt LED as light source and exclusively designed polycabonate cover alongwith electronic drver complete fitting suitable 220 volt input supply ISI mark make CGL/HAVELLS/SURYA/BAJAJ or equivlent electrical connections also to be done by the contractor.

Providing and fixing of half round GI pipe OD-50mm for mounting the 120 Watt LED light upon gantry mounting of 02 No bracket up on gantry and fixing GI pipe complete with nut bolt and washer as per technical specification.

Supply Portion

4 Bolted Type PG clamp suitable for following Conductor, Complete with HDG nut bolt & washer as per technical specification.

Moose to Panther

Zebra to Zebra

Moose to Moose

Moose to Zebra

Panther to Panther

Bolted type single Tension fitting without turnbuckle for Zebra Conductor Suitable with hardware set as per techinical specification.

Bolted type single Tension fitting without turnbuckle for Twin Moose Conductor Suitable with hardware set as per techinical specification.

Bolted type single Tension fitting without turnbuckle for Panther Conductor Suitable for disc with hardware set as per technical specification.

Bolted type single Suspension fitting without turnbuckle for Twin moose Conductor Suitable for disc with hardware set as per technical specification.

Bolted type Single tension fitting with turnbuckle for Twin Moose conductor suitable with hardware as per technical specification.

Bolted type Single tension fitting with turnbuckle for Zebra conductor suitable with hardware as per technical specification.

Bolted type Single tension fitting with turnbuckle for Panther conductor suitable with hardware as per technical specification.

132 KV Bus Post Insulator suitable for Panther conductor complete with hot dip galvanized nut, bolts & washer as per technical specification.

33 KV Bus Post clamp suitable for twin moose conductor complete with hot dip galvanized nut, bolts & washer as per technical specification.

Spacer for bundle conductor for various spacing as per technical speciation

Moose to Moose spacing 100 mm

Zebra to Zebra spacing 100 mm

Moose to Moose spacing 250 mm

132 KV Isolator clamp for twin Zebra conductor with nut & bolts and washer as per Technical specification.

132 KV Isolator clamp for Zebra conductor with nut & bolts and washer as per Technical specification.

132 KV Isolator clamp for panther conductor with nut & bolts and washer as per Technical specification.

Bimetallic 132 KV Breaker clamp made of aluminum alloy LM-6 for Zebra conductor with HDG nuts & bolts and washer as per technical specification.

Bimetallic 132 KV Breaker clamp made of aluminum alloy LM-6 for panther conductor with HDG nuts & bolts and washer as per technical specification.

Bimetallic 33 KV Isolator clamp for ASCR Twin Moose conductor with nut, bolts and washer as per technical specification.

Bimetallic 33 KV Isolator clamp for ASCR Panther conductor with nut, bolts and washer as per technical specification.

33 KV Breaker clamp for ACSR twin Moose conductor with nut, bolts and washer as per technical specification.

33 KV Breaker clamp for ACSR panther conductor with nut, bolts and washer as per technical specification.

33 KV CT clamp for ACSR twin moose conductor with nut, bolts and washer as per technical specification.(for TF-4)

Suppy of cable gland of different sizes

2Cx2.5mm2 (16 mm)

4Cx2.5mm2 (19 mm)

6Cx2.5mm2 (22 mm)

10Cx2.5mm2 (25 mm)

Suppy of copper lugs of different sizes

Ring tpye of size 2.5mm

Pin tpye of size 2.5mm

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