Installation shifting carriage of 132 33 KV 40 MVA Transformer at 220 KV Ss Mainpuri under ETD Mainpuri

Amount

Safely Loading of 40 MVA 132/33 KV T/F main tank along with accessorites buy making the wooden sleeper plateform, jacking the T/F tank up to trailor height, placing the rail under the T/F main tank by jacking and proper tightening of the main tank with trailor bed with help of steel rope and turn buckle at 132kv substation kasganj with all associated work.

Carriage of 40 MVA 132/33 KV T/F main tank from 132kv substation Kasganj to 220 KV S/S Mainpuri with all accessories including T/F Oil on suitable capacity trailer & truck to be arranged by contractor at his own cost. Transit cum 45 days storage insurance shall be got done by the contractor at his own cost as per direction of supervising Engineer.

Safely Unloading of main tank & accesories of 40 MVA 132/33 KV T/F loaded on trailer jacking the tank by placing the rail under the T/F tank and shifting it to wooden plateform, removing the rail under the T/F tank on wooden sleeper, lowering the tank towards ground by slowly and removing the wooden slpeeper under the tank and unloading of various T/F accessories of above 40 MVA 132/33 KV T/F like oil filled durms bushing conservator tank radiators cooling etc from the trailer/trucks at 220 KV S/S Mainpuri .

Shifting of main tank of 40 MVA, 132/33 KV Transformer from unloading site to plinth including turning of tank, if required including all T&P and all other works required to complete the job satisfactorily at 220 KV S/S Mainpuri.

Complete erection of 40 MVA, 132/33 KV Transformer by erection of radiators conservator tanks, all bushing turrets connecting oil pipe lines, cooling fans, marshalling box, motor drive mechanism of tap changer all other accessories work to complete the job satisfactory.

Erection of RTCC panel of 40 MVA T/F in control room (with all associated work)

Filling of Transformer oil from oil drums to main tank of 40 MVA T/F.

Centrifuging of complete transformer oil in transformer main tank by connecting centrifuging machine, to be arranged by the contractor along with operator and taking the B.D.V and PPM values of the oil periodically till the required value is achieved as per direction of supervising engineer

Transformer Oil sample collection, testing of transformer oil at CPRI/ERDA lab Noida/Bhiwadi & furnishing test report for a-Dissolve Gas Analysis test-01 Nos b-Breakdown Voltage Test-01 Nos. C-water content test-01 Nos.

Earthing of equipment by cutting straightening , bending, laying up to 700mm below inside ground & above ground of following size M.S Flate for diagonal/double earthing of the main & aux. structure, equipments structure, transformer body, OLTC pennel, Marselling box and its neutral point including welding with main earth mat and with object to be earthed, excavation of trenches, soil its back filling etc. to complete the work including painting with one coat of red oxide then two coat of of green enameld good quality paints as per detail below:

75x10mm size MS Flat

50x6 mm xize MS Flate

Making of delta earthing with 03mtr long electrodes which is to be provided by deptt. and connecting with neutral of 40 MVA T/F and green bus painting of MS flat size 75mmx10mm (each for HV & LV neutral)

Termination work of control cables of T/F in Marshalling box, RTCC Panel by providing cable Glands Lugs, Ferrules, Cable Ties and Lugs etc. including making necessary holes in glands plates or box wherever required supply and fixing of cable glands of appropriate size ,supply and providing ferrules and nos. for each core of cable and its termination with crimping Type lugs of Dowell/coma/jackson make and all other associated work to complete the job successfully as per technical specification.

2C X 2.5 sqmm

4C X 2.5 sqmm

6C X 2.5 sqmm

10C X 2.5 sqmm

Installation of C&R panel of 40 MVA T/F, work includes its shifting from designated place to installation site, cable termination & its proper earthing as per direction of supervising Engineer.

Testing of following tests on Transformer at the substation from where transformer is to be dispatched and at the substation where transformer is to be commissioned with reputed and callibrated testing equipments and providing results in standard format.

Tan Delta and Capacitance Measurement of bushing Tan Delta and Capacitance Measurement of winding

Sweep Frequency Response Analysis.

Turns ratio Measurement on all taps.

Winding Resistance Measurement on all taps.

Insulation Resistance including polarisation index Insulation resistance test on core-frame

Short Circuit Test on Low Voltage on three taps

Magnetising current test on low voltage on three taps

Magnetic balance on low voltage

Vector Group Test.

Mobilization and deobitization charges per visit.

SFRA Test including associated work (at both end)

Versha and Brothers

M/s S.S. Refregeration