Dismantling loading transporting and unloading erection of Power Transformer earthing Hot oil circulation wiring painting and commissioning of 1 No 8MVA 33-11KV Indoor Power Transformer along with RTCC panel from Chennai to Palladam.

Supply of 20VA inter posting potential Transformer capacity 20VA 3 phases,Primary voltage 110V-Star connected and Secondary Voltage 110V Delta connected,frequency 50Hz contineous duty withClaff F insulation, as directed by the Field Engineer.

Neutral bushing Earthing at 2 Points and Transformer body Earthing at two points, Marshalling box, DM box, RTCC panel earthing and excavation. The channel and the M.S Plates to be supplied by the Contractor. (Up to 8 MVA=1 unit)

Supply of copper control cables

20C x 2.5 Sq.mm Copper control cable armoured

4C x 2.5 Sq.mm Copper control cable armoured

Supply and fixing of power connectors

Aluminium Pad of required size as directed by the field Engineer.

PG Clamp for Zebra

Switchend clamp for 2" Busbar

Seating clamp for 2"Busbar

Supply, Transporting and Erection of Power/ Auto Transformer accessories as directed by Field Engineer. Silicagel

Supply of new transformer oil conforming to IS.335/1993 with amendments suitable as a coolant,insulant and quenching medium in electrical transformers and supplied in brand new epoxy coated/ phosphate coated non -returnable,perfectly packed in 210 litres capacity MS barrel and sealed with ISI marking

Supply and Glanding of 19/22 mm gland for all the control cable in Transformer RTCC, DM Box, M.Box etc., including removal of insulation of the control cable and providing holes in the gland plates as directed by the Field Engineer.

Supply and Termination of cable core lead for all sizes of copper lugs, ferrules etc., in all the control cable in Transformer RTCC, DM Box, M.Box etc., as directed by the Field Engineer.

Non-specified structures, Extension, Alterations, and Deductions as per station requirement.

Supply Heavy section using RSJ 250 x 125 mm/200 x 100 mm

Supply 'Light section (other than heavy section)

Labour charges for dismantling of Power/ Auto transformer including crane hire charges etc (Upto 8 MVA-1 unit)

Leading & Pulling of Power/Auto Transformer from the Plinth to Truck or safer place with in Sub-Station Premises or vice versa.

Loading of Power/Auto Transformer Main tank with complete initial lead of 5 metres as directed by field Engineer

Unloading of Power/Auto Transformer Main tank with complete initial lead of 5 metres as directed by field Engineer

Transporting of Power/Auto transformer Main tank with all accessories from one substation to another sub-station by low bed truck for first 100 KM including Insurance cost of 0.4% of second hand value as decide by field engineer. (Up to 30 tones=1 unit)

Transporting of Power/Auto transformer Main tank with all accessories from one sub-station to another sub-station by low bed truck for beyond 100 KM of all capacity.

Plain Track

Labour charges for Erection of Power/ Auto transformer (Upto 8 MVA=1 unit)

Loading of Oil barrel with New/Released oil of Power/Auto Transformer in to Lorry/Vehicle from store to various substation or vice versa as directed by Field Engineer.

'Unloading of Oil barrel with New/Released oil of Power/Auto Transformer from Lorry/Vehicle in store/field to various substation or vice versa as directed by Field Engineer.

Replacing of worn out gaskets (Including Dismantling and Re-erection) by new gasket for all locations (ie, Top cover, HV & LV bushings and Turrets, Bucholz pipeline, Top & side inspection covers, radiators, conservator tank, equalizing pipes, surge pipe lines and various valves etc.) in Power / Auto Transformers complete as directed by Field Engineer. Required Neoprene gasket RC 70C as per IS 4253 to be supplied by the contractor. (Upto 8 MVA-1 unit)

Labour charges for Hot Oil Circulation of Main tank and OLTC of power/Auto Transformer oil under vacuum drying whenever applicable / necessary to the required level and circulation of Oil till satisfactory results are obtained. The filter machine to be provided by contractor. Upto 3000 litres.

Labour charges for Hot Oil Circulation of Main tank and OLTC of power/Auto Transformer oil under vacuum drying whenever applicable / necessary to the required level level and circulation of Oil till satisfactory results are obtained. The filter machine to be provided by contractor. Beyond 3000 litres.

'Filter Machine Rent

Labour charges for Dismantling of RTCC/ Cooler control panels of Power Auto Transformer including disconnection of necessary wiring as directed by the Field Engineer (Panel dismanting and wiring disconnection).

Labour charges for Erection of RTCC/ Cooler control panels of Power Auto Transformer including disconnection of necessary wiring as directed by the Field Engineer (Panel dismanting and wiring disconnection).

Labour for dismantling of Station type single/ Double pole stack LAS 110KV .

Labour for erection of Station type single/ Double pole stack LAS 33 or 22 or 11KV with provision of hardwares,etc.

Labour for providing Droppers and jumpers Upto height of 6mts to 10mts from ground level

Labour for dismantling Droppers and jumpers Upto height of 6mts to 10mts from ground level

Labour charges for laying of control cables in ducts / Trunch including cost of Aluminium tag for identification from power Transformer to Control room and internal wiring of of Transformer as directed by Field Engineer. Above 8 core cable.

Labour charges for laying of control cables in ducts / Trunch including cost of Aluminium tag for identification from power Transformer to Control room and internal wiring of of Transformer as directed by Field Engineer. Upto 8 core cable.

Labour charges for Sparay Painting, Cleaning, painting including " R ", " Y ", " B " Bushing, green painting for earth flat of Power / Auto Transformer and accessories including cost of paint, waste, kerosene, soap etc,. (up to 8 MVA= 1 unit)

Labour for erection of LV jumper including modification of clamps providing holes wherever necessary as directed by the Field Engineer

Uncoiling and laying of 33 KV HT cable 1x 630 Sq.mm in the excavated trench including drawing the cable trough RCC/GL/PVC pipes wherever necessary at road crossing etc without any damage including transporting of cables, tools and plants labour lead, lift etc complete

Labour charges for erection of Outdoor Temination kit

33 KV- 1 X 630 Sq.mm Termination joint kit

UG cable earthing by coil earthing

Supplying of RCC "V" troughs 33 KV and laying over the UG Cable to proper grade and alignment inside the cable trench, printing letters of not less than 75 mm an either side of the troughs as directed by the Engineer incharge of works including the cost for all materials, transporting of troughs from the source to the destination upto 30 kms, Stenciling, Painting, Brushed all leads and lifts etc., complete.

Cutting the cable of required length and sealing the ends with suitable end caps for 11 KV XLPE cables, including cost of all materials, Tools and Plants,leads and lifts etc., complete.

Earth work excavation in all kinds of soils within an intial lead of 10m and lift of 2m in trenches for cable trenches (narrow pits).

Refilling with excavated earth, consolidating in layers and the top brought for line with the existing surface including cost of labour lead lift etc.., complete

Cable fixing clamp (Cable Raising)

Labour, Machineries, consumables for fabrication of structures as per the drawing issued by field engineer.

Heavy section without length wise welded joints (Sectional weight 14Kg/Mtr and above) (Electricity supply will be brone by department)

Light section with joints wherever necessary (sectional weight below 14Kg/Mtr) (Electricity supply will be brone by department)

Labour charges for erection of structure structures as per the drawing issued by field engineer.

Heavy section (sectional weight 14Kg/m and above)

Light section (sectional weight below 14Kg/m)

Fixing of reputed make interposing Potential Transformer as directed by the field Engineer

Sub Total