ELECTRICAL WORK

Amount

Drain out of 40 MVA Transformer oil upto required level in empty oil drums manualy at 220KV Sub-Station Khurja

Complete dismantling the accessories of 40 MVA, 132/33 KV Transformer at 220 KV Sub-Station Khurja after opening of jumpers, removal of earthing and opening of cable connection, removal of all radiators, conservator tank, oil pipe lines, HV bushings etc to complete the jobs satisfactorily including fixing Blanking plates, nuts and bolts shall be provided by the department. All other T&P shall be arranged by the contractor at his own cost.

Dismantling of emulsifier system of 40 MVA Transformer by cutting of gas cutter and its shifting and proper stacking near safe place at 220KV Substation Khurja.

Shifting of main tank of 40 MVA, 132/33 KV Transformer from plinth to safe place, approximate 20 mtrs distance, including all accessories and all other works required to complete the job satisfactory.

Addition shiftingof 40MVA TF 10Mtr. @5Mtr Per Job

Shifting / dragging of 63 MVA 132/33 KV Transformer from unloading place to plinth upto 20 mtrs distance including turning of Transformer if required including all T & P and other works to complete the job satisfactory.

Addition shifting of 63MVA TF 15Mtr. @5Mtr Per Job

Complete, erection of 63 MVA 132/33 KV Transformer by erection of radiator, conservator tank, bushing with its turrets (if available) connecting of all oil pipe line, erection of cooling fans, making control cables connection, buchholz relay etc. for completing the work, final oil filling in tank, radiator, conservator tank and all other associates work for completion of work.

Dismantaling of 40MVA TF RTCC panel & Erection of 63 MVA TF RTCC panel in control room 1st floor at 220KV S/S Khurja including its Termination, fitting and laying of control cable & earthing as per site requirement.

Centrifuging of complete T/F oil in T/F by connecting centrifuging pipes circulating the T/F oil through centrifuging machine and taking the BDV value of the oil periodically till the required value is achieved .Approx. 20KL

Earthing of TF body/Main Tank, MB, Automatic Breather Cubicle & DM Box at 2 points using 75x10/50x6mm MS flat & 40mm MS rod

Making of Delta earthing for 63 MVA, 132/33KV Tf by 3 mtr long electrode (having 150mm long conical shape its placing vertically inside ground by 700mm below level) in rectangular shape & connected all 3No electrodes with 75X10 mm size & Delta jointing with already laid earth-mat X-Y grid as per UPPTCL Norms

Jumpering of 63 MVA T/F HV side & Hv LA at with single Panther

Jumpering of 63 MVA T/F, LA, CT & BSI LV Side with Double Zebra

Dismantling of 03Nos 132KV LA by cutting of earthing strip, opening of jumpers and structures (ALP) etc before shifting of 40MVA TF & Re-erection of 03 Nos 132 KV LA along with structure after shifting of 63MVA TF for complete the job satisfactory.

Dismantalling of old 33KV, 1250A Isolator & Erection of other 33KV, 2000A Isolator. shifting of Old Isolator at safe place of store at 220kv Khurja Ss.

Dismantalling of old 33KV, 800-400/1A CT & Erection of 33KV, 2000-1600-1200/1A CT shifting of Old CT at safe place of store at 220kv Khurja Ss.

Supply & laying of GI pipe ‘B’ class Jindal/Tata make over ground as required of different size for fire detection water pipe line as per IS specification (IS Code-1239) complete with elbow, T-socket, reducer, nuts and bolts with detail as below with anticorrosive treatment or painting as where required along with fabrication & fixing of L & U shape support with associated work to complete the job in all respect (A) 65 NB

Supply & installation of 80 NB MS Pipe B class Jindal/Tata make for making support running of water/air pipe line including providing flange on bottom & its proper grouting with fastener as where required.

Supply & installation of flanges as per IS-1538 of different size as per drawing work include proper butt welding with pipe & proper packing and coupling with Nus & Bolt and fastener as required. (A) 80 NB

Supply & installation & commissioning of high velocity water spray nozzles flow capacity 3.5 Kg/Cm2 spray of standard angle.

Supply & installation & commissioning of Quartzoid bulb detectors (QBD) operator as 79 °C sensing rated temperature for actuation of the element 10/12 sec.

Laying of required GI pipe B class (provided by the deptt.) upper ground of different size old & used including modification as for fire detection, water pipe line as per IS, complete with elbow, T- socket reduce (provided by deptt.) with anticorrosive terminate or painting as where required along with fabrication & fixing of L&U shape support with associated work to complete the job in all respect. (A) 65 NB

Re-installation of old & used including modification as required of 80 NB MS pipe B class (provided by deptt.) by for making support running of water air/pipe line including providing flange on bottom & its proper grouting with fastener nut bolt with anticorrosive treatment or painting as where required.

Re-installation & commissioning of old & used high velocity water spray nozzles flow capacity 3.5 kg./cm2 spray core angle 90 (provided by deptt.)

Re-installation & commissioning of old & used of Quarzoid bulb detectors (QBS) (provided by deptt.) operate at 79 0C sensing at rated temp for actuation of the element 10/12 sec.

Technocrat Electrical

Hi-tech power transmission