REPAIR MAINT OF HT ELECTRIC SUPPLY INSTALLATIONS VCBs RMU APFC PANEL DISTRIBUTION TRANSFORMER AND ALLIED WORKS AT ADALPUR AREA IN SUKNA MIL STN UNDER GE SUKNA

M&L for carrying out the complete routine test of Power Transformer 33 /11 KV prescribed below & thorough out servicing, maintenance and replacement of unserviceable spare parts such as Conservator Tank Glass and gasket etc of Power Transformers capacity 3.15 MVA, 33/11 KV including calibration of winding temperature Indicator and Oil Temperature Indicator of OLTC at 33/11 KV complete all as specified and as directed. Note :- New items/spares reqd for replacement shall be measured & paid separately under relevant items. - prescribed in below:- Tests and inspection to be carried out (i) IR value test of all transformer and bushings. (ii) PI value test for 20 seconds and 120 seconds. (iii) No load current test. (iv) Magnetic balance and Voltage ratio test. (v) Short circuit test. (vi) Testing of tap changer. (vii) Tan/delta test of transformer. (viii) Testing and checking oil temp trip circuit, winding temp trip circuit, serviceability of bucholz relay trip etc (ix) checking the electrical/manual operation of tap changer mechanism, check the integrity of the active components /contact surface mating for all tap positions, voltage ratio test for all tap position etc

(x) Check the functionality of auto tapchanger Motor including diverter switch devices. (xi) Calibration of OTI and WTI of the Xmer (xii) Functioning of all the tripping system/relays displayed on the control relay panel-such as differential o/c, earth fault, metering circuits and all other protection emanating from transformer - oil temp trip, OLTC trip, winding temp gauge trip, bucholz relay, inter trip etc, calibration of all the relays. (xiii) Testing of triping of buchholz relay and servicing, Testing and calibration of OTI and WTI of all the power xmer with R&C Panel shall be got done by the contractor from the authorised agency/ Rep of OEM or State Electricity Board as approved by the GE.

Note: (a) Cost of all the testing equipment, labour charges to the Rep of OEM or Approved testing agency and other elements to make the entire system servicable shall be deemed to be included in the quoted rates and only payment for supply only of the relevent items of the schedule shall be measured and paid for separately in case these are ordered and provided as directed. The make of the items /materials shall be as specified in the items and in case not specified, the same as per existing make, suitable to match with the existing eqpt as approved by the GE. (b) All the Test Report shall be submitted by the contractor duly signed by Rep of auth testing agency approved by GE for testing before execute the items for payment of RAR.

Supply Oil temperature indicator for 33/11 KV Power Transformer capacity 3.15 MVA as per existing model and size complete all as specified and directed.

Supply only winding temperature indicator for 33/11 KV Power Transformer capacity 3.15 MVA as per existing model and size complete all as specified and directed.

Supply only Motor contactor for OLTC as per sample at existing model and size complete all as specified and directed.

Material for rewiring of unserviceable all control wiring of OLTC of 33/11 KV Power Transformer of capacity 3.15 MVA with existing size of PVC Cable multistrand copper conductor complete all as specified and directed.

Supply only diverter switch of OLTC panel of 33/11 KV Power Transformer of capacity 3.15 MVA of any capacity including all connection accessories as per existing model and size complete all as specified and directed.

Supply only neoprene rubberised gasket washer (Head Gasket) compatible to fit with parts (Grade : 70C) for entire power Transformer capacity 3.15 MVA 33/11 KV all as specified and directed.

Supply only Magnetise Oil Guage (MOG) Glass including neoprine rubberised seal on conservator tank of 33/11 KV Power Transformer of capacity 3.15 MVA all as specified and directed.

Supply only capilary including prob for oil and winding temperatue indicator of 33/11 KV Power Transformer of capacity 3.15 MVA all as specified and directed please.

Supply only glass door, neoprene rubber gas kit, hinges of marshalling box of 33/11 KV Power Transformer of capacity 3.15 MVA all as specified and directed please.

M&L for Spray painting for the capacity of power transformers 3150 KVA, 33/11KV by preparing the surfaces and removing all type of grease, oil, dust and all other substance and applying one coat of approved colour synthetic enamel 1st grade finishing with light greay paint to main tank, Fins, OLTC and other parts of transformer complete all as specified and as directed.

Supply and fixing in repair of transparent flange type Silica gel breather for main transformer size 3.3 Kg including silica gel in complete all as specified and as directed.

Supply and fixing in repair of transparent flange type Silica gel Breather for main transformer size 1 Kg including silica Gel complete all as specified and directed.

Supply only HV porcealen bushes complete with brass stud and nuts, check nuts, cups etc., complete for transformers of 3150 KVA, 33/11 KV and removing burnt out/unserviceable item complete all as specified directed.

All as per item above but LV bushes complete all as specified and directed.

M&L for dehydration with hot filteration plant of old transformer oil at different locations, after filteration, Di electric strength shall not be less than 60 KV in 2.5 mm gap electrode, complete all as specified and as directed. The contractor shall submit necessary Test Report for Di electric strength before dehyderation as well as after dehyderation from CPRI /Govt approved Lab as per relevant IS. The contractor's quoted rates shall also be declered to include for this element. Note 01:- The contractor must have own one dehydrated hot Vacuum Filtration Plant with minimum 500 liters per hour capacity Transformer Oil Filtration plant with a provision of oil testing set for immediate showing of result. The plant must have provision of ON load filtration facility.

Supply only transformer Oil for topping up/Oil Change of Transformers/CTs/PTs of any capacity all as conforming to IS-335 complete all as specified and directed Note : The dielectric strength of transformer oil must be 60 KV rms (minimum) @ 2.5 mm gap.

M & L for comprehensive maintenance of 33 KV Isolators switch set of three at 33 KV Yard and taking shutdown from 33 KV S/S, disconnect from existing isolator carefully clean the male and female contact with CRC spray thorouhghly, tightening the nut, bolts and chek the female and male contact, clean and change the burn out insulator and apply petroleum jelly usage all the movable contact of isolator and repair or replacement all the worn out parts by new spare parts and reassembling the same in position and re-connecting the HT connection complete in functional order all as specified & directed. Note :- (i) Cost of spare parts i.e Female contact, P G Clamp etc shall be measured and paid separately. (ii) All the exising nut, bolt and washers of isolator should be replace with stainless steel nut, bolt and washers as per existing size at site . The cost of minor spare parts i.e nuts and bolts, washers , grommets, clips, pin etc essentially required to make the serviceable shall be deemed to be included in the quoted rate.

Supply only Female clamp suitable for 33 KV line isolator switch at 33 KV Main receiving Station complete all as specified and directed.

Supply only PG Clamps/ T Connector including nut and bolt of suitable size made of stainless steel suitable for 33 KV grid complete all as specified and as directed.

Supply only post type, porcelene, grey, brown or green insulator including one galvnished mild steel spindle, two galvanised iron washers and one galvanised iron nut for 33 KV grade, complete all as specified and directed.

S&F Pin type, polymer insulator including one galvnished mild steel spindle, two galvanised iron washers and one galvanied iron nut, for 33 KV grade, complete all as specified and directed.

Supply and fixing in replacement of polymer type single disc insulator assembly for tension with tension clamps for conductors,working pressure 33000 volts complete all as specified and as directed.

Material and labour for complete painting to steel gantry towers & beams, Vertical type structures, Horizontal Type structures, Steel tubular Pole 16 Mtr for Lightening arrestes and all cross arms section etc for 33 KV outdoor type switch yard at Adalpur Power House complete including all accessories and equipment, support, structrure including preparation of steel surface by scraping and removing all grease, oil, dust, rust etc and applying one coats best quality of aluminium paint complete all as specified and as directed. Note:- (i) All the painting work will be carried out in the 33 KV yard after proper shut down from WBSEB and as directed. (ii) All the painting work will be carried out as per direction of Engr-In-Charge/GE.(iii) Approximate Length of poles/Structures is 2800 RM.

Supply and laying synthetic rubber insulated mats 3 mm thick for voltage upto 33 kv for electrical purpose as per IS 15652 suitable for electric shock safety of size 2m x 1 m complete all as specified and directed .

Supply and laying synthetic rubber insulated mats 2.5 mm thick for voltage upto 11 kv for electrical purpose as per IS 15652 suitable for electric shock safety of size 2m x 1 m complete all as specified and directed .

M&L for carry out the routine test of existing 33 KV CT & PT (Set of Three) such as cleaning dust of the insulator, tightening and replace loose and burn out nut bolts in primary secondary connection, repair of oil leakage by using of oil seal including prepataion of old suface by removing rust, oil, grease etc and applying one coat approved colour synthetic enamel finishing the oil tank and secondary box all as specified and directed.prescribed in below:- (i) IR value test of CT & PT, (ii) Polarity test of CT & PT, (iii) Knee Point test. (v) Turn Ratio Test of CT & PT. Note: (a) Cost of all the testing equipment, labour charges to the Rep of OEM or Government approved testing agency and other elements to make the entire system servicable shall be deemed to be included in the quoted rates and only payment for supply only of the relevent items of the schedule shall be measured and paid for separately in case these are ordered and provided as directed. The make of the items /materials shall be as specified in the items and in case not specified, the same as per existing make, suitable to match with the existing eqpt as approved by the GE. (b) All the Test Report shall be submitted by the contractor duly signed by Rep of auth testing agency for testing before execute the items for payment of RAR. Note : The cost of paint and other spare parts and material shalll be deemed to be included in the quoted rate.

M&L for routine test and servicing and repair/maintenance of 33 KV VCB type PCOB-36, 36KV/1250 Amp outdoor type VCB alongwith tripping system and carried out the following testing and repair for smooth operation :- (i) Testing of the IR value of breaker both in open and close position, (ii) Test the Continuity of breaker in closed position, (iii) Testing of Tripping and closing system of breaker, (iv) Sevicing and maintenance of spring charge motor, (v) Repair/Replacement of all burnout tripping & closing coil (vi) Repair/maintenance of Gear assembly, (vii) Servicing & repair/replacements of defective components of the breaker and panel, (viii) Functional Checks, (ix) Mechanism servicing and lubrication of the breaker (xi) Checking/repairing/rectification of the Control wiring, (xii) Power Connection checking and correction as required, (xiii) Insulation measurement of main circuit (xiv) Cleaning and greasing of mechanism, Operation, trip and close electrical and manual mode, Spring charging testing electrical and manual mode (xv) All the nuts bolts of VCB 33 KV shall be replace with suitable size of nut bolt and washers made of stainless steel complete all as specified and as directed.

Note: (a) Cost of all the testing equipment, labour charges to the Rep of OEM or Govterment approved testing agency and other elements to make the entire system servicable shall be deemed to be included in the quoted rates and only payment for supply only of the relevent items of the schedule shall be measured and paid for separately in case these are ordered and provided as directed. The make of the items /materials shall be as specified in the items and in case not specified, the same as per existing make, suitable to match with the existing eqpt as approved by the GE. (b) All the Test Report shall be submitted by the contractor duly signed by Rep of auth testing agency approved by GE for testing before execute the items for payment of RAR.

Supply only closing coil assembly 30 V DC for 33 KV VCB complete all as specified and directed .

Supply only tripping coil assembly 30 V DC for 33 KV VCB complete all as specified and directed .

Supply only spring charging Motor with Gear Assembly matching with the existing 33 KV VCB system complete all as specified and directed .

Supply & fix in repair spring charging Motor only matching with the existing 33 KV VCB system complete all as specified and directed .

Supply only Auxiliary Relay : Type VAA, Model – VAA32ZG80 13 BGH, 30 Volt DC of existing make complete all as specified and directed .

Supply only Auxiliary Relay : Type VAA, Model – VAA ll YF8006AH(M), of existing make complete all as specified and directed .

Supply only Auxiliary Relay : Type VAA, Model – SPECM2YF251A(VAAII) of existing make complete all as specified and directed .

Supply only Over Current Relay (Inverse) capacity 10 Amps type CDG 31 Model CDG 31 EG011SBCH of existing make complete all as specified and directed .

Supply only Over Current Relay (Inverse) capacity 4 Amps type CDG 31 Model CDG 31 EG011SBCH of existing make complete all as specified and directed .

Supply & Fixing in repair PT Fuse 33 KV complete all as specified and directed .

Supply only motor cut off limit switch (Cherry Type) for 33 KV VCB breaker 630/400 Amp, 26.3 KA as per smaple in site complete all as specified and directed.

Supply only contactor for 33 KV VCB breaker 630/400 Amp, 26.3 KA, auxiliary Volt 110V DC as per smaple in existing site complete all as specified and directed.

Supply only crank lever with bolt for 33 KV VCB breaker 630/400 Amp, 26.3 KA as per smaple in site complete all as specified and directed.

Supply only set of O ring for pole for 33 KV VCB breaker 630/400 Amp, 26.3 KA as per smaple in site complete all as specified and directed.

Supply Vaccum interrupter bottle for VCB 33 KV, 1250 Amps complete all as specified and directed.

M&L for Servicing of 33 KV C&R and RTCC Panel bay marshall box as per existing make alongwith operating mechanism system and carried out the fwg repair for smooth operation :- (a) Cleaning and greasing of mechanism, (b) Testing of all triping circuit manually and through breaker controller switch such as high oil temp, high winding temp, Buchholz relay triping etc. (c) Testing and Repair/replacement of unsv relay. (d) Testing tap changing through RTCC panel in both mode automatic and manual. (e) Cleaning dust with vaccume cleaner and check and tightning of loose control/wiring of C&R and RTCC Panel. (f) Calibration of O/C & E/F relays, Aux-Relay, Bucholz, OTI, WTI, Alarm, Master Trip Relay, automatic voltage regulator relay using Primary and Secondary Injection testing) and repair/replace the burn out parts. (g) Check the DC supply healthy push botton and announciator.

Note: (i) The cost of minor spare parts such as nuts, bolts, washer, ferules for control wiring, copper lugs, unless or otherwise mentioned here-in-after but essentially required to make the panel serviceable shall be deemed to be included in the quoted rate. (ii) Cost of all the testing equipment, labour charges to the Rep of OEM or Govterment approved testing agency and other elements to make the entire system servicable shall be deemed to be included in the quoted rates and only payment for supply only of the relevent items of the schedule shall be measured and paid for separately in case these are ordered and provided as directed. The make of the items /materials shall be as specified in the items and in case not specified, the same as per existing make, suitable to match with the existing eqpt as approved by the GE. (iii) All the Test Report shall be submitted by the contractor duly signed by Rep of auth testing agency approved by GE for testing before execute the items for payment of RAR.

Supply only Automatic Voltage Regulating Relay (AVR) for 33 KV C&R Panel and RTCC panel as per sample in existing site is used to Regulate the secondary voltage of Power Transformers via On-Load Tap Changer (OLTC) complete all specified and as directed.

Material for rewiring of all control wiring of 33 KV C&R panel/RTCC Panel with existing size of PVC Cable multistrand copper conductor and ferules for identification with copper lugs complete all as specified and directed.

Supply of flush mounted high speed tripping relay suitable for 33 KV C&R panel aux volts 110 Volt DC making necessary cutting in the existing panel and necessary control wiring FRLS of size not less than 2.5Sqmm and providing Ferules for identification and necessary spares for fixing as per sample in site all as specified and directed.

Supply only LED Type indicating lamp of any colour for 33 KV C&R Panel suitable for 220/110 volts as per existing voltage and size complete all as specified and directed.

Supply of trip and healthy circuit push buttons red, yellow, black and white with aux contacts 1 NO and 1 NC as per sample in site complete all as specified and directed.

Supply and fixing in replacement of Breaker Control Switch (TNC) for C7R panel return to neutral type 2 pole 2 way with off complete all as specified and directed.

Supply and fixing in repair Hooter flush type 96X96 mm for C&R panel aux voltage 220/110 Volt DC complete all as specified and directed.

Supply and fixing of Mild steel Chequre plate of 5 mm thick or over in thickness of Gde Fe 410 W A in replacement of PCC type duct cover as directed by Engineer-in-charge for using as cable trench plate all as directed

Supply and fixing in repair outdoor type Marshaling Box of size 300 mmX500mmX300mm (over all dimension) made out of 3.00 mm thick CRCA sheet with front side openable, single hinged door with locking arrengement and powder coated finish both internal and external steel surfaces after necessary preparation of steel surfaces for connection of control cable of CT & PT & VCB of 33 KV mounted on steel structure at 33 KV switch yard including 40x6mm flat iron clamp and nut bolt ety complete all as specified and as directed.

S&F Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with and including M.S.clamps, bolts and nuts of approved size for HT 33 KV, 25x20cm size, complete all as specified and directed.

Surface dressing n.exc 15 cm deep and getting out in soft/loose soil for cleaning and cutting of grass/bushes (at zero level) in and around the installation / yard including removal of all surplus soil all as directed.

Relaying of broken stone/metal aggregate of gaugeof any size deposited, spread and levelled in layers n.exc 30 cm thick complete all as specified and directed.

M&L for broken stone or boulders hardcore of gauge n. exc 63 mm, deposited, spread and levelled in layers n.exc 15 cm thick, watered and rammed to a true surface, complete all as specified and directed.

M&L for sand filling ducts of 33 kv switch yard complete all as specified and directed

M&L for carrying out the testing and periodical maintenance of battery of existing Battery bank and battery charger as and when required using testing equipments including changing of terminals, greasing of terminals and pouring of distilled water, tightening of loose connection in panel complete all as directed and producing the test result for recording purpose complete all as specified and as directed. Notes:- (i) The contractor is required to carry out the battery Tester as completely. (ii) Testing of all battery in the battery bank shall be measured as 'one unit'. (iii) All test results shall be submitted by the contractor to the Engr-In-Charge before claiming/releasing of RAR payment. (iv) For the purpose of testing, contractor shall deploy all equipments and apparatus/instruments at his own cost.

M & L in replacement of PVC insulated, PVC sheathed cable, galvanized steel strip or wire armoured, electric control cables (Heavy duty) with stranded copper conductor of size 2.5 Sqmm 2 core 1100 Volts grade, in the trenches /ducts/along wall / floor /pole/equipment /on floor etc, including taking out of existing cable, complete all as specified and directed.

M & L in replacement of PVC insulated, PVC sheathed cable, galvanized steel strip or wire armoured, electric control cables (Heavy duty) with stranded copper conductor of size 2.5 Sqmm 4 core 1100 Volts grade, in the trenches /ducts/along wall / floor /pole/equipment /on floor etc, including taking out of existing cable, complete all as specified and directed.

M & L in replacement of PVC insulated, PVC sheathed cable, galvanized steel strip or wire armoured, electric control cables (Heavy duty) with stranded copper conductor of size 2.5 Sqmm 12 core 1100 Volts grade, in the trenches /ducts/along wall / floor /pole/equipment /on floor etc, including taking out of existing cable, complete all as specified and directed.

Removing of existing damage insulating material from LV Winding , Cleaning the winding and reinsulating the LV Winding with approved grade and make of insulating paper and heating the coil in the heat chamber to obtained desired result of insulating resistance complete and re-installation. Note:- This item is catered for rewinding of Distribution Transformers only.

Material and winding of HV side copper winding with super enammeled copper wire/strip of existing size , gauge and weight of approved grade wire including necessary insulating material and heating the coil in the heat chamber to obtained desired result of insulating resistence complete and re-installation. Note:- (i) This item is catered for rewinding of Distribution Transformers only. (ii) Contractor shall be open the core assrmbly and segrigatted the serviceable / unser winding and shown to the EIC before and after incorportation to the TFR . (iii) Actual weight of the new winding shall be measured and paid. (iv) Rates are inclusive of Opening of Transformer Top Cover, lifting of Core Assy, transportation to & from Sub-Station to workshop & back incl testing & Commissioning of the Transformer after repair/rewinding complete all as directed by Engr-In-Charge.

Material and winding of LV side copper winding with super enammeled copper wire/strip of existing size , gauge and weight of approved grade wire including necessary insulating material and heating the coil in the heat chamber to obtained desired result of insulating resistence complete and re-installation. Note:- (i) This item is catered for rewinding of Distribution Transformers only. (ii) Contractor shall be open the core assrmbly and segrigatted the serviceable / unser winding and shown to the EIC before and after incorportation to the TFR . (iii) Actual weight of the new winding shall be measured and paid. (iv) Rates are inclusive of Opening of Transformer Top Cover, lifting of Core Assy, transportation to & from Sub-Station to workshop & back incl testing & Commissioning of the Transformer after repair/rewinding complete all as directed by Engr-In-Charge.

M & L for Painting of steel pole with cross arms, clamp of any length and shape for HT overhead line with single coat of aluminium paint including preparation of the existing surface including marking pole numbers in a 20 cm dia RED circle with yellow colour numbering with synthetic enamelled paint and strip marking of THREE RED AND THREE YELLOW alternatively of width 15 cm by fluorescent paint, from bottom of pole to 90 CM height and providng three nos of Red ,Yellow & Blue of reflecting strip of 25 mm width adhesive PVC tape around the pole at suitable height complete all as specified and directed.

M & L in repair for Earthing to OH/Sub stn with galvanised steel earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25m below normal ground level) with top edge of earth plate not less than 1.5m below normal ground level connected to main earth lead GI strip 32 X 6 mm by means of bolts, nut, check nuts and washers of galvanized iron or steel all as shown in electrical plate No.5 of MES Schedule pt-I 1991, GI earth lead wire protected by GI Pipe 40 mm dia medium grade and connected to earth test point including excavation in any type of soil,returning filling, disposal of soil, providing charcoal dust and common salt upto top edge of earth plate, construction of PCC pit with RCC cover, funnel, watering pipe of 20mm dia GI medium grade and provision of earth test point including testing on completion complete. Note : Main earth lead beyond 7.5 meter shall measured and paid saperatly.

.-Ditto--- all as per item above but using copper plate 60x60cmx3.15 mm thick electrode and 20x3 mm copper strip as earth lead .

M & L in repair for PCC earth pit chamber of internal dimension 300x300x300 mm and having wall thickness 100 mm using PCC 1:2:4 type B1 alongwith RCC 1:2:4 type B1 precast cover 50mm thick reinforced with 8 mm TMT bars both way & 100mm C/C including one lifting handle and dismantling of old one complete all as specified and directed.

Dismantling of defective 11 KV VCB ,400/800 Amps, Indoor VCB panel (Make: SCHNEIDER/ Crompton Greeves), servicing, repairing / replacement (as directed) of the unserviceable items such as closing / tripping coil assembly, spring charging motor and gear assembly, master trip relays, supervision trip relays, over current relays, overhauling and including rectification of the electrical & mechanical fault by the Service Engineer / Authorised Personnel of the Company after necessary cleaning and providing silicon grease to all the moving parts, also including adjustment of all springs /relays etc, commissioning of 11 KV VCB Panel CT,PT, Relays, VCB testing including CRM,Timer,IR Testing in VCB and ratio primary, IR, winding resistance, polarity testing in CT and PT and secondary current injection with 03 setting & tripping test with timing in relays and applying control voltage & testing all scheme logic with on/off trip operation, also checking metering and protection and annunciation with indication kit, making the VCB Panel and Testing of CT ratio, polarity test and connection of CT100-50/5 +5A by primary injection complete and Calibration of IDMT relay over current, earth fault and under voltage 100-50/5 +5A secondary injection complete and Preparation of surface of VCB panel board cubical in shape and applying one coat of SFRC paint.. (including VCB, its components, entire system) 100% serviceable, complete in all respects as specified and directed. Note: - Cost of all the materials, labour and other elements to make the entire system serviceable shall be deemed to be included in the quoted rate and only payment for supply only of the items listed here-in-below shall be measured and paid for separately in case these are ordered and provided as directed. The make of the items /materials shall be as specified in the item(s)and in case not specified, the same shall be of make SCHNEIDER or as per existing suitable to match with the existing VCB system as directed by the Engr-in-Charge.

Supply only over current relay and earth fault relay ( Make Schneider, Type Micon P111) suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only master trip relay ( Make Alstom) suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only supervision trip relay/ Trip chat healthy ( Make Alstom) suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only single phase PT suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only single phase PT fuse suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only space heater 230V, AC 100W suitable for 11KV 400A / 630 A Ssuitable for VCB Panel, complete all as specified and directed.

Supply only multi voltage type indicator lamp suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only tripping coil 110V DC suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only closing coil 110V DC suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only spring charging gear motor 230V AC suitable for 11KV 400A/ 630A VCB Panel, complete all as specified and directed

Supply only buffer suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only TNC switch suitable for 11KV 400A VCB Panel, complete all as specified and directed.

Supply only digital type multifunction meter of size 96 x 96mm with built in adeeta switch(Make : SCHINEIDER) suitable for 11KV 400A VCB Panel, complete all as specified and directed

Supply only 11 KV CTs having CT ratio 100-50/5 +5A and output & accuracy class Core 1: 15 VA/CL1.0 and Core 2 :15 VA/5P10, STR: 13.1 KA for 1 sec, BIl 28/75KVP Frequency : 50 Hz, conforming to IS : 2705 1981. Make: Existing model of Crompton Greaves or equivalent.

Supply only post insulator suitable for 11KV 400A/ 630A VCB Panel, complete all as specified and directed

Supply only Vaccum interrupted for 11KV 400A/ 630A VCB Panel, complete all as specified and directed

Supply only Auxiliary contractor 110 v DC 4 NO + 4NC. For 11KV 400A/ 630A VCB Panel, complete all as specified and directed

Supply only Diot for charging gear motor for 11KV 400A/ 630A VCB Panel, complete all as specified and directed

Supply only Limit Switch for 11KV 400A/ 630A VCB Panel, complete all as specified and directed

Supply only Pla relay 110 volts DC for 11KV 400A/ 630A VCB Panel, complete all as specified and directed

Supply only Pla relay base for 11KV 400A/ 630A VCB Panel, complete all as specified and directed

Supply and fix gang operated air break switches, triple pole, manually operated, mounted on three insulators double stack type and steel frame, with operating mechanism worked from ground level horizontal / vertical type for rating upto 400 Amps, 33000 volts complete with GI operating pipe of heavy duty including taking down U/S one .

M&L Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armourend aluminium conductor cable of size 50 sqmm to 95 sqmm complete including excavation and refiling work all as directed .

M&L Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armourend aluminium conductor cable of size 120 sqmm to 185 sqmm complete including excavation and refiling work all as directed .

Supply and fix cable jointing kit for 11 KV grade cable for straight through outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conductor cable of size 50 to 95 sqmm complete including excavation and refiling work all as directed .

Supply and fix cable jointing kit for 11 KV grade cable for straight through outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conductor cable of size 120 to 185 sqmm complete including excavation and refiling work all as directed .

Supply , laying & testing in repair for XLPE insulated, armoured, heavy duty electric cable with stranded aluminium conductor, 11000 volts grade earthed , laid in trenches, sleeving through pipes or fixed on poles & walls or laid under floors including jointing with suitable size aluminium lugs complete of size 95 Sqmm nominal cross section x 3 core.

Supply , laying & testing in repair for XLPE insulated, armoured, heavy duty electric cable with stranded aluminium conductor, 11000 volts grade earthed , laid in trenches, sleeving through pipes or fixed on poles & walls or laid under floors including jointing with suitable size aluminium lugs complete of size 120 Sqmm nominal cross section x 3 core

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of cables & foundation of poles , stay assembly and getting out in any type of soil complete all as specified and directed .

Returning, filling in excavated approved soil, including spreading, leveling, watering and well ramming in layers not exceeding 25cm each complete.

Removing excavated soil not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete.

Material and labour for sand cushioning to under ground cables ( 8 cm deep before laying of cable and 15 cm deep over the cable ) & punning gently complete all as specified and directed .

Supply and laying reinforced factory made pre cast reinforced concrete cable cover class HV , type -1 with flat size 300x180x40 mm for cable protection in trenches complete all as specified and directed .

Supply and fixing of GI tubing, light grade, 100 mm bore with all fitting lais in trenches / pole / wall for protection of cables in repairs complete.

Supply and fix gang operated air break switches, triple pole, manually operated, mounted on insulators and steel frame, with operating mechanism worked from ground level horizontal / vertical type for rating upto 400 Amps, 11000 volts complete with GI operating pipe of heavy duty including taking down U/S one .

S/F drop out fuse assembly complete set with Insulator-06 Nos and connected accessories for 11000 V grade of 400 Amp s capacity including taking down U/S DO fuse assembly.

Dismantling of defective 11 KV RMU's (01 I/C & 02 O/G) ,630/800 Amps, Outdoor RMU's panel (Make: SIEMENS), servicing, repairing / replacement (as directed) of the unserviceable items such as closing / tripping coil assembly, spring charging motor and gear assembly, master trip relays, supervision trip relays, over current relays, overhauling and including rectification of the electrical & mechanical fault by the Service Engineer / Authorised Personnel of the Company after necessary cleaning and providing silicon grease to all the moving parts, also including adjustment of all springs /relays etc, commissioning of 11 KV RMU (01 I/C & 02 O/G), CT,PT, Relays, testing including CRM,Timer,IR Testing in VCB and ratio primary, IR, winding resistance, polarity testing in CT and PT and secondary current injection with 03 setting & tripping test with timing in relays and applying control voltage & testing all scheme logic with on/off trip operation, also checking metering and protection and annunciation with indication kit, making the RMU's and Testing of CT ratio, polarity test and connection of CT100-50/5 +5A by primary injection complete and Calibration of IDMT relay over current, earth fault and under voltage 100-50/5 +5A secondary injection complete and Preparation of surface of RMU's cubical in shape and applying one coat of SFRC paint.. (including RMU, its components, entire system) 100% serviceable, complete in all respects as specified and directed.Note: - Cost of all the materials, labour and other elements to make the entire system serviceable shall be deemed to be included in the quoted rate and only payment for supply only of the items listed here-in-below shall be measured and paid for separately in case these are ordered and provided as directed. The make of the items /materials shall be as specified in the item(s)and in case not specified, the same shall be of make SIEMENS or as per existing suitable to match with the existing VCB system as directed by the Engr-in-Charge.

Supply only master trip relay suitable for 11KV 630A RMU Panel, complete all as specified and directed.

Supply only protection relay/ Supervision trip relay/ Trip chat healthy suitable for 11KV 630A RMU Panel, complete all as specified and directed.

Supply only battery charger suitable for 11KV 630A RMU Panel, complete all as specified and directed.

Supply only FPI (Fault passage indicator) suitable for 11KV 630A RMU Panel, complete all as specified and directed.

Supply only VPI (Voltage presence indicator) suitable for 11KV 630A RMU Panel, complete all as specified and directed.

Supply only battery 110 V DC, suitable for 11KV 630A RMU Panel, complete all as specified and directed.

Supply only tripping coil 110V DC suitable for 11KV 630A RMU Panel, complete all as specified and directed.

Supply only closing coil 110V DC suitable for 11KV 630A RMU Panel, complete all as specified and directed.

Supply only spring charging gear motor mechanism 230V AC suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only hydrolic stand suitable for suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only TNC switch suitable for suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only cable boot suitable for suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only operating handle suitable for suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only push button suitable for suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only local/remote switch suitable for suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only NO/NC contact block suitable for suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only fibre push button suitable for suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only control fuse base with link suitable for suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only Pla relay suitable for 11KV 630A RMU Panel, complete all as specified and directed

Supply only control terminals for 11KV 630A RMU Panel, complete all as specified and directed

Supply only manometer for 11KV 630A RMU Panel, complete all as specified and directed

Supply,fixing,installation and testing of 110 Volt, 20 Amps float cum boost battery charger suitable for 100 AH SMF VRLA battery bank complete as per following spcfications & as directed by Engr-In-Charge.Make:- Live Line Electronics/Amara Raja/Servo

AC INPUT Voltage : 415V AC ± 10% Frequency : 50Hz ± 5% Phase : Three Phase. Battery : 54Nos. 100AH 2V VRLA Battery AC side Variac : Not Applicable as our charger input variation is +/-10% DC OUTPUT Output Voltage : Float : 121.50 (2.25V/CELL) Boost : 126.90V (2.35/CELL) Load Terminal Voltage : 126.90V during boost charging condition. Output Current : 20A maximum Float Mode : 10A including battery trickle charging current. Boost Mode : 10A (10% of AH Capacity) Ripple : Not exceeding 3% rms at full output voltage and current. Steady state voltage regulation : Not exceeding +/-1% for +/-10% supply fluctuation and 10 to 100% load variation. Output voltage/current stability : Within +/-1% of set value. Control power circuitry : Single phase full wave half control thyristorised bridge fed thru’ 1 phase double wound transformer and controlled by automatic voltage and current controller unit with current limiting feature. Mode of Operation : Auto / Manual

Measuring Meters : Following Analog Type Meters will be provided in the system for measuring the respective parameters. a). AC Voltmeter to measure at the input side b). DC voltmeter to measure charger output voltage. c). DC Ammeter to measure charger output current

Supply, fixing ,installation, testing and commissioning of110 V/100 AH VRLA Battery alongwith tray and connector 55 Nos of Cell in Bank with ECV of 1.75 V complete all as specified & as directed by Engr-In-Charge.

Dimantle the Compact Sub-station (CSS) of any capacity from the metal clad box after disconnection and taking out the core & winding assembly including survey and preparation of report complete.The job includes vacuum or blow out the dust or dirt with compressed air and thoroughly inspection of the transformer and looking for the rust on clamps or core steel, any carbonization or tracking on the windings or insulation, examine the insulation and surface for discoloring due to overheating or loose connection, unusual vibration or shaking of transformer, rectifying the detected damage of the transformer and rewinding of the transformer (if required) and reassembling of both HV & LV coils core binding and reconnection of coils incl testing complete all as specified.Following Test to be conducted and results before repair and after repairs to be submitted to Engineer in Charge complete all as specified and directed. (i) Transformer Turn Ratio Test. (ii) Dielectric Absorption Test- From windings to windings as well as windings to the ground. Polarization Index (PI) ratio after repair should be greater than 2.0 Note: - (a) All insulation used into winding will be new, non hygroscopic and non-flammable. (b) Rates are inclusive of testing of earthing before connection of transformer. (c) All the necessary tests before and after repair/ rewinding of the transformer to be conducted in the presence of Engr-in-Charge or his rep and test certificates to be submitted by the contractor duly signed by all concerned. (d) Cost of tests are deemed to be included in the quoted rate. Note:- All the spares will be measured and paid seprately.

Supply of new Bare copper Strip wire for HV ( 11 KV coils) complete all as specified and as required.

Supply of new Bare copper Strip wire for LV ( 433 volt coils) complete all as specified and as required.

Re-insulation (TPC) charges of new copper strip wire using Nomax/F class insulation paper tape complete all as specified and as required.

Removal of unsv resin cast from the existing winding of HV & LV coils for measurement of the coils to replace & covering the new HV & LV coils with resin cast complete including the making charges of coil forma complete all as specified & as directed.

Supply of insulating material like glass tube,glass tape,ebonite sheet,Nomex paper,board,varnish etc for transformer complete all as specified and as required.

Supply only OCEF Relay ( Make Ashida) suitable for 11/0.433 KV, 250/315/630 Dry tuype transformer complete all as specified and directed.

Supply only boots for HV & LV connections suitable for 11/0.433 KV, 250/315/630 Dry tuype transformer complete all as specified and directed.

Note 1:- (Applicable for all parts/items) : The bidders/contractors are advised to read tender document, all drawings & all corrigendum / amendments and general condition of contracts before entry / quoting the rates. Note 2:-The contract sum shall be arrived at after deducting amount of schedule of credit from the total quoted amount.