Supply and erection of LAS, CCPU, Relays, CTs, Isolators and cable termination structure for new provision of 1 No. 230KV, SF6 Breaker for 230/110KV Auto Transformer I at 230/110KV Trichy substation

SUPPLY OF MATERIALS

230 KV LAS with Surge monitor [with structure]

230 KV 1 phase link box with CCPU(cable coupling protection

Trip circuit supervision relay

Trip Neutral Close Breaker control switch

IPS Ai Tube 75 mm

Numerical diffrential relay (SIEMENS make, Model; 7SR242

Supply of materials including labour

Supply of Heavy section using RSJ 200 x 100 mm steels including Cost of steel, Freight & Handling confirming to IS 2062 Gr A at site, Fabricating the steels in to specified structures as per the std. design/Drawing, Painting of Primer coat of Redoxide paint and first finishing coat of Aluminium Paint with supply of reputed make paints after proper surface preparation such as cleaning of rust scales using appropriate machinery including all Labour, machinery and Consumables, and as directed by the field Engineer at the SS site.

Supply of Light section (other than heavy section) steels including Cost of steel, Freight & Handling confirming to IS 2062 Gr A at site, Fabricating the steels in to specified structures as per the std. design/Drawing, Painting of Primer coat of Redoxide paint and first finishing coat of Aluminium Paint with supply of reputed make paints after proper surface preparation such as cleaning of rust scales using appropriate machinery including all Labour, machinery and Consumables, and as directed by the field Engineer at the SS site.

Labour for the Erection of the fabricated steel structures at the SS site with Supply of GI Bolts, Nuts & Washers (Spring/Flat as required) confirming to IS including Labour, machinery and Consumables as required & as directed by the field Engineer. Heavy section using RSJ 250x125 / 200x100 mm

Labour for the Erection of the fabricated steel structures at the SS site with Supply of GI Bolts, Nuts & Washers (Spring/Flat as required) confirming to IS including Labour, machinery and Consumables as required & as directed by the field Engineer. Light section (other than heavy section)

Supply of paint of reputed make and Labour, consumables for first primer coat using red oxide Paint and first finish coat of Painting using Aluminium Paint including consumables, after proper surface preparation using appropriate machinery to remove rust/scales etc as directed by the field engineer .

Supply and fabrication and erection of eye bolts/grout bolt with 20/22 mm rod confirming to IS with proper threading and 2 nos MS Nuts as directed by the field Engineer

Supply of Various types of Steel materials confirming to ISS 2062 –Gr A including, Freight, Handling, etc., at site for Earthing with Labour for Fabrication & erection for Earthing including Labour, Machinary and Consumables as Required and as directed by the Field Engineer.

Labour for excavating and refilling of earth /trench for earthmat, cable, etc., of any size/depth narrow excavation as directed by the field engineer for Normal clay / hard gravel soil

Providing Earth bore 140/150 mm dia using power rig or 100/125 mm dia using hand bore set including the labour, lead, lift etc., sedimentary strata of clay & sand stone shale pebbles boulders etc., for earth Pits with supply and providing of Bentonite powder(Sodium Bentonite) 5Kg/Mtr depth of the bore mixed with low resistivity earths as directed by the field Engineer (Earth to be supplied by the contractor)

Labour, machinery, consumables for fabrication, erection of earthmat, earth connection, earth electrode, earthspike (including sharpening of earth spike). As directed by the field engineer.

Supply and providing of 450-600 mm dia, 300 mm height, 36 mm thick cement collar for identification of earth electrode location as directed by the field engineer.

Labour for the loading/unloading/shifting of 230 KV Isolators at stores or site by the Contractor WITHOUT using Board's crane for one operation.

Labour for the loading/unloading/shifting of Cables/Conductors including cutting and rewinding at stores or site by the Contractor WITHOUT using Board's crane for one operation.

Labour for the loading/unloading/shifting of Busbars at stores or site by the Contractor WITHOUT using Board's crane for one operation.

Labour for the loading/unloading/shifting of 230 KV Breaker at stores or site by the Contractor WITHOUT using Board's crane for one operation.

Labour for the loading/unloading/shifting of 230/110 KV CT/PT/LAS/CVT/CC/WT/Others at stores or site by the Contractor WITHOUT using Board's crane for one operation.

Labour for the loading/unloading/shifting of 230 KV Insulators at stores or site by the Contractor WITHOUT using Board's crane for one operation.

Labour for the erection of 230KV Insulator single pole stack for supports/Underhang including Meggering & other consumables and as directed by the field engineer.

Labour for the Erection of Jumper/Droppers using Moose/Zebra/panther Conductors including Modification of End clamps, providing holes etc wherever necessary as directed by the field engineer.

Labour for the erection of Busbar including suitable Modifications of End Clamps, providing holes wherever necessary as directed by the field engineer. 75 mm (1 length)

Labour for erection of 230 KV Measurement transformers, reactor units, using Crane arranged by the Contractor including providing holes wherever required as directed by the field engineer.

Labour for erection of C.T/P.T junction box

Labour for erection of Isolators (230 KV without Earth - Motor operated) with proper allingments including accessories, Meggering and cost of consumables and lubricants and as directed by the field engineer.

Labour charges for two coats of enamel painting in substation structures, steels etc., including the cost of reputed make paints and other consumables as directed by the field engineer. 250 x 125 RSJ Pole Bottom (height 0.45 to 0.5 m )

Labour charges for two coats of enamel painting in substation structures, steels etc., including the cost of reputed make paints and other consumables as directed by the field engineer. 200 x 100 RSJ Pole Bottom (height 0.45 to 0.5 m )

Supply & Labour charges for two coats of enamel painting in any substation structures, steels, etc and wherever required including the cost of reputed make paints and other consumables as directed by the field engineer.

Labour for painting of first primer coat of all sections as directed by the field engineer after proper surface preparation using appropriate machinery to remove rust/scales etc.

Labour charges for writing details in any finished surface/board including cost of enamel paints and other consumables as directed by the field engineer.

Labour for erection of cable (Up to 8 Core) in duct/trench/clamping on structures - neat laying in the ducts with identification Aluminium tags in all duct corners for easy identification of cables. including fabrication of clamps and fixing at uniform intervals as directed by the field engineer

Labour for erection of cable (Above 8 Core) in duct/trench/clamping on structures - neat laying in the ducts with identification Aluminium tags in all duct corners for easy identification of cables. including fabrication of clamps and fixing at uniform intervals as directed by the field engineer

Supply and glanding of ISI mark cable gland of 16/19 mm size of reputed make including removing of insulation of cables and providing suitable holes as required and as directed by the field engineer.

Supply and glanding of ISI mark cable gland of 22/25 mm size of reputed make including removing of insulation of cables and providing suitable holes as required and as directed by the field engineer.

Supply and glanding of ISI mark cable gland of 28/32 mm size of reputed make including removing of insulation of cables and providing suitable holes as required and as directed by the field engineer.

Supply and glanding of ISI mark cable gland of 35 mm size of reputed make including removing of insulation of cables and providing suitable holes as required and as directed by the field engineer.

Supply and termination of cable core end dressed neatly including the cost of cable socket (lug) ferrules, sleeves, tags, ties, stropes, etc., as directed by the field engineer.(No.of core ends in unit of 1000).

Supply and provision of 12/25x3mm flexible braided copper / copper flats as required and as directed by the field engineer.

Supply &Crimping of Copper Lugs of Suitable sizes as required and as directed by the field engineer.

Supply and fixing of godrej 6 lever navtol lock with triplicate keys for A.B.Switches and for any other purpose including the cost of ring and key token as directed by the field engineer.

Supply & Fixing of Switch End Clamp for Zebra with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

Supply & Fixing of Switch End Clamp for 75mm Bus with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

Supply & Fixing of Seating Block for 75mm Busbar with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

Supply & Fixing of T clamp for Zebra to Zebra with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

Supply & Fixing of T Clamp for 75mm Bus to Zebra with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

Supply & Fixing of Free End clamp 75mmwith SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

Supply & Fixing of Reducer Clamp for 75mm Bus to Zebra with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

Supply & Fixing of PG Clamp for Zebra with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

Supply & Fixing of 75mm Corona Bell with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

Labour for the dismantling of Insulator single pole stack for supports/Underhang including consumables.

Labour for dismantlinf of 230KV isolator including accessories with MODS, without earth

Labour for Dismantling of Heavy section (above 14 kg/m) steel structures including all consumables

Labour for Dismantling of Light section (below 14 kg/m) steel structures including all consumables

Labour for Dismantling of earthing steels and other materials including all consumables.

Labour for Dismantling of Jumper/Droppers using Moose/Zebra/panther Conductors including consumables.

Labour of dismantling of Bus bar 75 mm (1 length)including consumables

SS BUILDERS

PERUMAL.S.K