WORK OF INSTALLATION OF 40 MVA TRANSFORMER , CONSTRUCTION OF ITS 132 KV AND 33 KV BAY AND SUPPLY OF ASSOCIATED MATERIALS AGAINST INCREASING CAPACITY AT 132 KV SUBSTATION BHATHAT, GORAKHPUR UNDER ETD-I, GORAKHPUR

Work Portion

WBS- EREC A/132/24/094/B1/EREC

Erection of (Main&Auxiliary structure) structure parts the job consist of shorting, counting, shifting of all materials structure parts, nuts and bolt etc from store to erection site, proper erection of structure as per drawing and all other associated works.

Erection of following equipments as per instruction in manual of all various equipments and as per technical specification including shifting of equipments from store to site including all other associated work to complete the job satisfactorily

132 KV Equipments For 132KV T/F Bay

132 KV Tendum Isolator with marshling box(200137)

132 KV Bus Side Isolator with marshling box(200059)

132 KV CT JB (700462)

132 KV Post Insulator (200061)

132 KV T/F C&R Panel SAS Type (700347)

T/F RTCC Panel (200327)

ABT Meter Cubical Panel with Main & check ABT Meter (200145)

33 KV Equipments for 33KV T/F bay

33KV V.C.B (200130)

33 KV CT JB (200101)

33 KV PT JB (200151)

33 KV Bus Isolator (200079)

Laying of following size of cable in three rack cable trench from control panel, relay panel to various type equipments, junction box as per cable schedule and drawing its shadding/binding at every 1 meter distance with aluminium strip size 25x6mm including carrige of cable drum from store to laying site and shifting back to store and all associated work.

2 C x 2.5 sq. mm (400130)

4 C x 2.5 sq. mm (400131)

6 C x 2.5 sq. mm (400132)

10 C x 2.5 sq. mm (400133)

Laying of 50mmsq. 3.5core power cable from MBK to T/F

Preparation of Interconnection diagram of cable schedule as per drawing to complete job including CB, CT, Isolators etc & submission of same in hard bound sets of 03 copies to the department. (400852)

Termination of following size of cable as led above as per cable schedule including making necessary holes in glands plate or box where ever required. Supply and fixing of cable glands of appropriate size. Supply and fixing of ferrules and cable-mark for each core as required and termination with proper size of lug and all other associated work to complete the job safisfactorily as interconnection as per technical specification.400771

2 C x 2.5 sq. mm (400145)

4 C x 2.5 sq. mm (400146)

6 C x 2.5 sq. mm (400147)

10 C x 2.5 sq. mm (400148)

Stringing & Proper sagging of 132 KV new bus bar (Main Bus-I,II& Transfer Bus)with 3 phase Moose/Panther conductor and length of different span including fitting of tension/suspension clamp, hoisting of insulator, cutting of conductor and also shifting of all materials from store site to switchyard site and all other associated work to complete the work as per technical specification

132 KV Main Bus I & II (2x24 meter span ) (400685)

132 KV Transfer Bus (1x24 meter span ) (400685)

132KV jack bus for 40mva T/F (400287)

Stringing &Proper sagging of 33 KV newly Main bus bar with 3phase single Moose conductor and length of different span including fitting of tension/Suspension, clamp, hoisting of insulator, cutting of conductor and also shifting of all materials from store site to switchyard site and all other associated work to complete the work as per technical specification

1x12 meter span(12mtr)(700318)

Interconnection of jumper from equipments to equipments,to LA,t/f hv&lv bushing/to the existing bus bar, the work including cutting, bending of conductor and clamping and all other associated work to complete the work. ACSR Panther/Moose conductor will be provided by the department.

40MVA T/F -3 bay including 132KV &33KV (200171)

Laying of 40 mm MS round bar 700 mm below ground level including cutting, welding, painting excavation of trench and its back filling and other associated work to complete the work satisfactorily as per technical specification exculding cost of MS bar (700326)

Fabrication of 3 meter long electrode with following MS rod having 150 mm conical shape and then its piercing vertically its side the ground with top 700 mm below ground level and its welding with earth mat execluding the cost of MS bar (401785)

Earthing of main and auxiliary structure,after Cutting, stringing, bending, laying of following size MS flat for equipment structure,cable racks, T/F body including fans/DM/M.Box, CT, PT, CB, LSI/BSI with M.Box, equipment etc including welding with main earthmat 700 mm below ground level with object to each excavation of trenches its back filling. painting with synthetic enemal green color above ground and all associated work to complete the job satisfactorily excluding cost of MS flat.

Delta earthing for following equipments consisting 3 meter long electrode its pilling inside ground and connection of all 3 Nos electrodes with 75x10 mm MS flat and ms round bar provided by departmental at free of cost.

40 MVA T/F (400704)

Erection of Bay Marshlling Kiosk for 132kV Switchyard with grouting including consumable materials.(700264)

SAS Configuration& Integration of all Panel with existing ABB make SCADA system. It involves Integration of SAS Panel in existing ABB make SCADA System including all associated work and required supply( Patchcord LC-LC,LC-ST,ST-ST etc) to complete the job satisfactory alongwith arrangement of Service Engineer (M/S ABB) by Contractor at his own cost.(702077)

Fixing PVC conduit pipe 25mm dia including bend pipe and sealing for conduiting of Optical fibre cables with POP as per SCADA/Ooptical Fibre requirement.(200272)

Providing and Fixing of newly updated Glow Single Line Diagram of 132KV Substation Bhathat GKP having size 8feetX6feet printed on good qualny fiex and having minimum 6 LED tube inside it. (401711)

Providing and fixing of protective MS Mesh/Jali of size(3.5m x3.5m) of LV side of 40mva t/f for protecting the radiator from any damaged work,work including proper grouting of ms angle support stand adjudtable to radiator height

33KV Capacitor Bank Bay

Dismantling Work

Dismantling of all capacitor bank accessories after cutting/ removing all earthing from structure and equipment (lke..capacitor cell-48-Nos. Air core Reactor-12 Nos, Isolator 3 Set, CT-03 Nos. 3. Phase PT-01No,VCB-01 No., NCT-2 Nos., Panel, CT Juction Box, 33 KV Bus Bar with all fittings, bay jumpers and related other accessories)

Dismantling of Various sizes of contol cable of existing 33KV Capacitor bank bay after opening of termination of control cable from CB,Isolator,NCT,CT,PT alongwith contol Panel etc after that collecting the laid variuos size control cables from cable trench and shift it store safely. (402318)

Dismantling of Main removing earthing (CCM-4 Sot with PEAK & MAST GGM-2 Set, ALP-6 Set, ABL-3 Set) (401850)

Re-Erection Work

Re-Erection of Auxiliary Lattice Type Structure including their Shiftting from Storege Place at the Sub Station to erection Site (200347)

Complete Erection of all capacitor bank accessories (ie. Capacitor Cell-48 No, Air core Reactor-12Nos,. Isolator 3.Set., CT-03 Nos: 3 Phase PT-1 NO, VCB-01 No &Control cables as per requirement laying and termination, Connection with proper ferruling and glanding in control room panel to capacitor bank VCB, CT, NCT, NCT-02 Nos Panel-01 Nos, 33 KV Bus: Bar with all fittings bay jumpering and related other accessories erection work to complete the job for charging at 132 KVSs Bhathat, Gorakhpur. (400281)

Transformer Work

ERECTION WORK OF T/F

Relacement of all Gasket Top cover/Radiator/Bushing/Pipeline etc of T/F by fixing of new gasket as per existing size made of rubberized cork sheet Kotika/Turborze brand grade 07& Replacement of all type old&used O-ring if required.(401826)

Carriage of 20KL empty oil tank for the centrifuging of T/F oil where it is available whithin distance of 150 KM approx (@50KM/JOB).(500422)

Complete erection of 40 MVA T/F make with all associated accessories by erection of radiator,conservator tank ,bushing with its turrets (if available) ,erection of cooling fans,connecting of all oil pipe line,Buchholz relay,M.box and connecting of all control cable etc to complete the job satishfactorily, including first filling of oil and topping up of T/F oil in tank,radiator pipe line,conservator tank RTC Panel etc.For satisfatorily compeletion of work along with arrengment of labour and T&P with operation to complete the job in all respect.(400053)

Raising height of ALP Structure for 03Nos 33KV LA by fabricating, cutting, welding of existing structure parts to maintain minimum desired clearance of conductor from T/F main tank.(402271)

Overhauling of diverter switch and bucholz relay after removing of oil and dirty Transformer oil from its chamber,filling fresh and centrifuzed T/F oil , its centrifuzed circulation as per norms of T/F.(401075)

Cleaning of Core and Winding by fresh T/F oil and remove the slug from bottom of tank. (401081)

Major overhauling of OLTC with replacement worn-out contacts and other components & refurbishment of the winding insulation after cleaning of the t/f tank

Opening the connection of Jammed (04NOS) Cooling fans&Overhauling & reconditioning of t/f cooling fans ,Repairing and replacement of damaged bearing,shaft etc other as per requirement to complete the job and after that assembling of all the parts in the cooling fans. (400832)

Centrifuging of complete 40 MVA T/F oil (Approx 20KL)in T/F Tank by connecting centrifuging pipe ,circulating the T/F oil through centrifuging machine to be provided by the contractor & taking the BDV value of the oil ,periodicaly till the required value is achived as per direction of supervising engineer,all T&P,labour and centrifusing machine shall be provided by contractor.(402393)

Transformer oil sample collection testing of transformer oil at CPRI or any other NABL Accredited Testing Lab including cost of Transportation of each sample in standard sampling bottles A- Break down voltage B- Moisture Content C- Dissolved Gas Analysis (700900)

Testing of 40 MVA Tranformer at 132KV substation Bhathat,Gorakhpur (Testing team with testing kit shall be arranged by the contractor) 1.Insulation resistance Measurement test 2.Polarization Index test 3.Magnetizing current test 4.Magnetic balance test 5.Vector group test 6.Voltage ratio test 7.Winding resistance measurement test 8.Tan delta and Capacitance measurement test 9.Sweep frequency response Analysis Test (701246)

Spray painting of 40MVA T/F alongwith all accessories with one coat of red oxide primer & two coat of standard make synthetic enamel paint of Ist quality after proper cleaning of rust, dirty & oily surface by applying suitable chemical, scratching by cmery paper/brush/cloth from all surfaces of transformer, OLTC panel , cooling fans & marshaling box including all accessories etc. (400397)

Miscellenious Work

Switchyard Lighting (800107)

Providing and Fixing of Sodium Vapur Lamp / HPSV of 250 watt , 230 Volt (Philips / Havells / Bajaj) as per specification having 1-ph,90-300v AC ,50Hz,Make C&S/Bajaj/ Philips including minimum 1 years replacement.

Laying of Control cable to be provided by the department free of cost around switchyard Junction box.

Providing Junction box as per size 250x250x120 mm made of MS Sheet , 16 SWG inside mounting the channel with 02 Nos. HRC fuse and 02 Nos. TB4 way type and 01 No. MCB , 02 Nos. Cable gland sixe 2 centimeter cable gland front side locking / sealing arrangement and painted with one coat of red oxide primer and two coat of synthetic enamel smoke gray color paint.

Providing and Fixing of Clamps for fixing of GI bend pipe and top column.

Termination of cable junction box and lighting fitting both terminal ,testing,commissioning after its connection to complete the job including with all the cost of Labour T&p and materials as per site requirement.

Fixing of Junction box size 25x250x120 mm of each gantry excluding cost of Junction box.

Supply and fixing of surface / flush mounting 8 ways TPN Distribution Board with MCB complete in all respect.

Safely Carriage of miscellenious materials from other substation (distance upto 160km ,@40KM/JOB )by private vehicle with loading &unloading charges to 132KV S/S Bhathat Gorakhpur ,if required.(400854)

Samast Work

Sub Station survey to identify the actual material requirement for installation of Interface Energy Meter(IEM) at s/s,

Installation of DCU/Gateway etc

Necessary Interconnection from data transmission of already instaaled SAMAST compliant meters to LAN switch uoto DCU/Gateway and all other H/W,S/W Per No

Installation of Lan switch,Communication cable(cat-6 alongwith necessary Hardware whenever required in between Energy meter Lan switch to SDH equipments upto DCU/Gateway etc and all other H/W,S/W etc

Safety NOC must be taken before 1st time energisation of 40mva t/f including Its associated bay from Electrical Safety Department,Gorakhpur by contractor with all man-material at own cost.

SUPPLY PORTION

SAS & SCADA for 132 KV Bay (Integration)

Nut , Bolt , Washer , U-Bolt

40 mm MS Rod for Main Earth Mat

40mm dia MS Electrodes ( 3 M Long)

M.S Flat for Earthing

Network Switch - 8 Port , (6 CU + 2 FO)

Data Connector (DCU) / Communication Gateways (IG)

LAN cable ( everage 1 roll for Substation 100 Mtrs. ) with network port (R45) 01 No. for each meter .

PVC Conduit pipe 3/4 inch (for both S/s end)

Conductors

70 KN Antifog Disc Insulators

Single Tension Fittings Suitable for

ACSR Moose

ACSR Panther

Single Suspension Fittings Suitable for

ACSR Panther

ACSR Moose

PG Clamps Suitable for

Moose/Moose

Moose/ Panther

Panther/ Panther

Bus Post Clamps Suitable for

Twin Panther

Fire Fighting Equipments

Portable AFF mechanical foam type Fire Extinguisher complete with initial charge hose pipe and all other accessories and fitting as per IS 1024 trolley mounted 45/50 Ltr. Capacity.

Supply of following Fire Extinguisher carbon dioxide as per IS Specn. No. 2878/1986 and tech. Specn. Enclosed.

Supply of Sand Bucket as per Tech. Specn.

Supply of Stands for sand buckets suitable for 10 buckets as per Tech. Specn.

Bay Marshalling Kiosk for 132 KV Switchyard.