Work

Shifting of 20 KL oil tank from any substation within 100 Km to 132 KV S/S Sadabad including loading & unloading.

Shifting of 20 KL oil tank from 132 KV S/S Sadabad (After completion of work) to the substation as directed by Engineer incharge, within 100 Km including loading & unloading.

Shifting of main tank of 63 MVA,132/33 KV transformer from unloading place to the plinth distance about 20 meter including turning of tank, if required , including all T&P and all other works required to complete the job satisfactorily.

Additional shifting of approx. 5 Mtrs or part thereof. if any.

Draining out fresh transformer Oil from 209 Ltr. drums to 20 KL tank. (App. 29 Drums)

Centrifuging of transformer oil in 20 KL storage tank for atleast 72 hours by 10 KL/Hour capacity centrifuging machine to match required standard of oil parameters. Centrifuging machine with fresh oil filters shall be arranged by the contractor alongwith operator and taking the B.D.V values of the oil periodically till the required value is achieved as per direction of supervising engineer. Calibrated BDV machine shall be provided by the contractor at his own cost.

Complete erection of 63 MVA capacity transformer by erection of radiators, conservator tank, all bushing, turrets, connecting oil pipe lines, cooling fans, motor drive mechanism of tap changer, RTCC panel, etc to complete the job satisfactory. Work also include replacement of factory fitted gaskets, 'O' rings as per requirement of site Engineer with brand new gasket, 'O' rings as per standard of OEM. Gaskets, 'O' rings shall be provided by the contractor at his own cost if not supplied by the T/F manufacturer.

Filling of approximate 06 KL fresh centrifuged transformer oil into 63 MVA T/F after complete erection of transformer as per direction of supervising engineer.

Centrifuging of transformer oil in transformer main tank for atleast 72 hours by 10 KL/Hour capacity centrifuging machine to match required standard of oil parameters. Centrifuging machine with fresh oil filters shall be arranged by the contractor alongwith operator and taking the B.D.V values of the oil periodically till the required value is achieved as per direction of supervising engineer. Calibrated BDV machine shall be provided by the contractor at his own cost.

Contruction of delta grounding system for 63 MVA T/F HV and LV neutral separatly with the help of 40 mm, 3 meter long MS round and 75x10 mm MS flat. Work include excavation of 3 nos 4 meter depth, 200 mm wide borehole in ground as per drawing, placing 3 meter long and pointed 40 mm MS round in middle of bore and filling the surrounding cavity with raw salt and wood charcoal mixture in 50:50 ratio. Connecting 3 nos 40 mm electrodes with the help of 75x10 mm flat.

Contruction of separate grounding system for 120 KV and 33 KV LA with the help of 40 mm, 3 meter long MS round and 75x10 mm MS flat. Work include excavation of 6 nos 4 meter depth, 200 mm wide borehole in ground, placing 3 meter long and pointed 40 mm MS round in middle of bore and filling the surrounding cavity with raw salt and wood charcoal mixture in 50:50 ratio. Connecting 6 nos 40 mm MS round electrodes with the help of 75x10 mm MS flat then earthing of LA grounding point with 75x10 mm MS flat separately.

Earthing of 63 MVA T/F HV and LV Neutrals, Body, Marshaling box, Drive mechanism etc. with 75X10 and 50X6 MS flat (To be provided by department) including, bending, cutting and welding etc. Work also include painting of MS flat by applying one coat of red oxide and two coats of bush green synthetic enamel paint from Nerolac/Asian Paints/Berger.

Fabrication and erection of channel stucture (as per drawing) to support T/F LV side twin Moose jumpers between LV bushing to 33 KV CT to protect LV bushing from jumper weight. Work include casting of foundation for Channel structure. All the material shall be supplied by the contractor at his own cost according to requirement of work and as per direction of supervising engineer..

Jumpering of 63 MVA transformer at HV side with single panther conductor and LV side with twin Moose conductor.

Providing inter connection diagram and cable schedule as per drawing to complete cabling job including RTCC, C&R Panel, Transformer and drive mechanism etc.

Laying of control cables of size 2x2.5mm², 4×2.5 mm², 6x2.5 mm² and 10x2.5 mm² with proper saddling and tagging.

Termination of following 2.5 Sq.mm. of cable as per cable schedule including making necessary holes in glands plates of cubical wherever required. Ferrules, cable glands and other accessories shall be provided by the contractor at his own cost. Cotrol cable 2×2.5 mm², 4×2.5 mm², 6×2.5 mm² and 10×2.5 mm²

Erection of 120 KV and 33 KV LA along with structure. Work Include shifting of LAs from store to site, jumpering etc.

M/S Shilpa Enterprises

Hi-tech power transmission

M/S SATKAR TRADERS