Work

Amount

Erection of Transformer & CRP Panel including shifting etc.

Shifting of main tank of 132/33 KV, 63 MVA T/F to its plinth from place of unloading up to 20 meter distace including turning of tank, if required.

Additional shifting upto 25 meter (1 job for every 05 meter)

Complete erection of 132/33 KV, 63 MVA Transformer including radiators, conservator tank, all bushings, turrets,connecting pipe lines, cooling fans, Marshalling box.

Filling and topping of the Transformer oil in tank, radiators, conservator tank, all bushings , turrets, connecting pipe lines, cooling fans, Marshalling box etc.

Centrifuging of oil in main Transformer tank un-interrupted till the desired BDV value of the oil is achieved including recording all the parameters hourly such as temperature, vacuum, insulation resistance etc, centrifuging machine. Operator and all T&P will be arranged by the contractor.

Complete earthing of 63 MVA Transformer with 75 X10 mm/ 50X6 mm size M.S. Flats as per standard practice at 02 points.

Earthing of main tank of the Transformer, RTCC Panel, Marshalling box,drive mechanism of the cooling fans etc., with already laid earth-mat shall be earthed as per standard practice.

Earthing of Transformer HV & LV neutral with 75 X 10 mm, MS Flat connecting with delta including making of new delta painting and other associated works as per technical specification.

Delta Earthing of 132 KV and 33 KV LAs in a ring formation with 50 X 6 mm, MS Flat connecting with electrodes including making of the ring with the help of 3 m electrodes (06 nos.) at the depth of 1 meter below the ground level along with painting and other associated works as per technical specification.

Erection of following Control and Relay Panels in Control Room including grouting, earthing & Termination of control panels, as per cable schedules including Providing & Fixing of Cable Glands of appropriate sizes and ferrules etc. with all other associated works as per technical specification.

132/33 KV 63 MVA new Transformer Control and Relay Panel

Erection of 63 MVA Transformer RTCC Panel including termination after shifting from storage place to Control Room as per direction of engineer

Shifting of 132 KV ABT Meter Cubicle along with 02 no. meters from store of substation to the control room and erection by fixing of panels by grouting new bolts etc. Installation of 02 nos. energy meter with all associated works i.e. earthing of panel alongwith with terminations of cables at control room end at new panels.

Erection of main and auxiliary structures

Main Structure (ATM-02 nos. & AXM- 01 no.)

Auxiliary Structures( ABL-01 no., ALP-9 nos.)

Erection of following Equipments as per instruction manual and technical specifications including shifting of materials from Central Stores to Erection Site including all associated works (raising of height of various structures if needed) :

33 KV VCB

33 KV CT(2000-1250/1-1 A)

33 KV isolator without earthblade

Jumpering, Stringing, etc. of various Equipments/ Bus Sections

Laying and Stringing 132 KV Jack Bus (approx.12m) of Twin ACSR 'Panther' Conductor using new conductor by necessary cutting in proper length including Hoisting of Disc Insulator Strings & Tension Fittings etc. (to be provided by Department) and there after jumpering to HV & LV Bushing, T/F LAs(HV & LV side) and 33kV CTs alongwith shifting of all materials from Store to Switchyard (01 Job for each phase of Bus Bar)

Jumpering of various equipments with Twin ACSR "Moose/Panther Conductor " in 132/33 KV 63 MVA T/F-III LV Bay between 33 KV Main Bus to Bus Isolator Isolator, CTs and CB by due cutting and bending of conductor and fixing & tightening et. Of the Conductor/ Clamps/Connecotrs/Spacers etc.(01 Job for all 3 phases)

Laying of following sizes Control Cables in the Cable Trenches from Control and Relay Panels in Control Room to various Equipments, Junction Box etc. in Swithcyard as per cable schedule, its sddling with 25X3 mm size including carriage of Cable Drums from Stores to work site & shifting back to stores including allother associated works required for the satisfactorily completion of the Job as per technical specification.

Laying of 2X2.5 sq. mm size Control Cable

Laying of 4X2.5 sq. mm size Control Cable

Laying of 6X2.5 sq. mm size Control Cable

Laying of 10X2.5 sq. mm size Control Cable

Interconnection & termination of of the above laid control cables between Control and Relay Panels & erected equipments i.e. 63 MVA T/F CB, CT, CT Junction Box, PT, PT Junction, box. Including making necessary holes in Gland Plates or Boxes whereever required along with supply of Cable glands of appropriate size and providing of Ferrules for each core of the cables & its termination with crimping type Copper Lugs alongwith preparation of Interconnection Drawing and Commissioning of the Panel/ Feeders in co-ordination with T&C Wing includoing providing 02 sets of Hard Copies of as executed Interconnection Drawing including all other associated works required for the satisfactorily completion of the Job as per technical specification. (01 Job for Each Bay i.e. 02 jobs for 63 MVA T/F HV and LV side)

Assisting in complete testing and commissioning of all equipments of the bay along with the transformer.Work also includes complete testing of Transformer from NABL accredited Lab

M/s Abhinav Enterprises

SHIVAM ENGINEERS