Replacement of 40 MVA Transformer with 63 MVA Transformer and Associated work

Opening of jumpers of 40 MVA 132/33 KV ABB make Transformer from CB, CT, LA, Isolator etc of HV & LV side including replacement of damaged jumper by new one if required.

Complete Dismantling the accessories of 40 MVA 132/33 KV ABB make T/F at 132 KV S/S Fatehabad after opening of jumpers removal of earthing and opening of cables and cable connection, draining out the transformer oil up to required level in 209 litre capacity oil drums/tanks, removal of all radiators, oil pipe lines, conservator tank, all bushing, turrets, fans motors, marshalling box, RTCC panel etc. with proper gaskets alongwith nuts and bolts to complete the job satisfactory, including proper stacking, blanking plates, nuts and bolts and gaskets shall be provided by the department all other T&P etc shall be arranged by the contractor at his own cost .

Draining of transformer oil from 40 MVA 132/33 KV ABB make T/F to empty T/F oil drum

Shifting of main tank of 40 MVA 132/33 KV ABB make transformer from plinth up to 30 meters distance including turning of tank, if required including all T & P and all other works required to completed the job satisfactory as per Tech Spec. enclosed.

Additional shifting of main tank of 40 MVA 132/33 KV transformer 05 meters or part there of

Dismantling of 3 nos. each 30 KV LAs with structure and 33 KV CTs including opening of all cable connection earthing & jumpers and shifting 33 KV CTs from site to store etc.

Dismantling of 33 KV 1250 Amp. Bus isolator by opening all male female jaw blade and shifting it from site to store

Shifting of main tank of new 63 MVA 132/33 KV transformer from unloading point up to plinth approx. 30 meters distance including turning of tank, if required to completed the job satisfactory

Additional shifting of main tank of new 63 MVA 132/33 KV transformer 05 meter or part there of

Centrifuging of approximately 30000 Ltr. fresh transformer oil and filling of balance oil into transformer with machine and operator and to provide final BDV & PPM testing results. Machine with operator and helper to be provided by the contractor at his own cost.

Complete erection of new 63 MVA 132/33 KV transformer by erection of radiators, conservator tanks, all bushings their turrets connecting oil pipe lines, cooling fans, motor drive mechanism of tap changer, RTCC panel, oil pumpss and associated oil pipe lines etc. to complete the job satisfactorily topping up of transformer oil (Not circulation) in tank radiators, oil pipe lines, conservator tank etc. oil leakage, if any and all other associated works for satisfactory completion of work. No. departmental crane/T&P shall be provided

Erection of 3 nos. each 132 & 30 KV LA with structure and 03 nos.CTs including termination of all cable connection earthing & jumpers etc.

Erection of 01 no. 33 KV 2000 Amp. Bus isolator including prepairing and fitting of jumpers, earthing and shifting from store.

Erection of jumpers of new 63 MVA 132/33 KV with twin moose conductor (LV side) T/F to CT via LA, CT to 33 KV Breaker and breaker to bus, isolator and bus. HV side 132 KV CT to LA and then 63 MVA T/F Replacement of damage 33 KV breaker

Earthing of new 63 MVA 132/33 KV including marshaling box OLTC, RTCC, OLTC etc. with 75x10 mm MS Flat and connection the same with main earthmat at 02 places as required including painting of MS strip with green enamel paint MS Flat provided by the department.

Termination work of following sizes of cables as laid above as per cable schedule including making necessary holes in glands plates or box wherever required, supply & 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/ Tension make and all other associated work to complete the job satisfactorily as per tech. specn.

Opening termination with old system 2x2.5 sq.mm, 4x2.5 sq.mm, 6x2.5 sq. mm & 10x2.5 sq.mm

Termination connections with new system 2x2.5 sq.mm, 4x2.5 sq.mm, 6x2.5 sq. mm & 10x2.5 sq.mm

Laying of control cable of size 2x2.5 sq.mm, 4x2.5 sq.mm, 6x2.5 sq. mm from transformer to RTCC panel as required

Replacement modification providing and fixing of auxiliary CT of ratio 0.6889 to 0.577 amp.. In relay & control panel of new 63 MVA T/F including proper wiring works etc. with mounting arrangement the job includes dismantling of old auxiliary CT

Replacement modification providing and fixing of auxiliary CT of ratio 0.8818 to 0.577 amp.. In relay & control panel of new 63 MVA T/F including proper wiring works etc. with mounting arrangement the job includes dismantling of old auxiliary CT

M/S Shilpa Enterprises

Katyani Construction Co.

Gupta Elect and Engg Works