Loading,Unloading and Erection of 100 MVA Transformer

Amount

Labour charges for Dismantling of Ext busbars of Auto Transformer a) Hosur-3 b) GPD-3

Labour charges for dismantling of Ext droppers and jumpers a) Hosur-3 b) GPD-3

Provision of 40 kL spare tank for Auto Transformer Including Transportation and unloading/loading crane charges. a) at Hosur-1 b) at GPD-1

Labour charges for Oil Draining from old Transformer using filter machine/Oil pump/Hose Etc., per liter excess Qty above 800 liters a) GEC Alstrom Tr at Hosur=47000 b) BHEL Tr at GPD = 8000

Labour charges for Dismantling of 100 MVA,230/110 KV Auto transformer and provision of suitable dummy plates for all openings such as bushing fixures top of turrets oil pipe lines, Bucholtz pipe lines, cooler bank pipe lines and wherever necesssary including crane charges a)GEC Alstrom Tr at Hosur b)BHEL Tr at GPD

Provision of vacuum pulling machine for Auto transformer with labour charges

Labour charges for filling N2 Gas (preferably A Grade)filling in Auto Tr main tank 100 MVA as required including supply and fixing of Nitrojen cylinder and pressure guage, upto Satisfactory value of IR Improvement as directed by field engineer

Labour charges for Loading/Unloading the transfomer including Raising and Lowering of Auto transformer using suitable jacks as many times as required with or without all accessories & oil for loading the transformer from existing a)plinth to safer place in the GPD 230 KV SS=130MT b) plinth toTruck in Hosur 230 KV SS=156MT c)Truck to Plinth at GPD 230KV SS =156MT

Labour rate for pulling the transformer from a)plinth to safer place in the GPD 230 KV SS (130 MT X 35 mtrs = 4550 ) b)plinth to truck in Hosur 230 KV SS (110 MT X 20mtrs =2200) c)truck to plinth at Gummidipoondi 230KV SS(110 MT X20mtrs =2200)

Supply,Fabrication and provision of Light section materials including 125x65 MS Channels, /100x50 MS Channels, various sizes of angles and class 'B' pipes for cooler bank supports panel bottom frames, and fan frames and dummy plates of appropriate size whereever required as per the Field Engineer's instruction. a)during Dismantling at Hosur=0.1 b) during Dismantling at GPD=0.1 c) during Erection =0.2

Labour charges for erection of Auto Transformer with turrets all HV/LV bushings, cooler bank, Fans, oil pipe lines, Mashalling box, RTCC Panel and all accessories which ever is necessary for succesesful commissioning of the Transformer Including Crane charges.

Provision of hot air blowing (Dry Air) for Auto transformer including labour charges with Dew point measuring Kit

Oil filling per Liter excess Qty more than 800Liters. a) BHEL Tr at GPD=3000 b)GEC Alstrom Tr at GPD=46200

Hot Oil circulation & filteration upto satisfactory value is achieved including provision of suitable filtering machine of appropriate capacity with 6/10KL Filter machine upto 50MVA and 10/12KL for above 50MVA with minimum 50Mtrs supply cable.

Labour charge for Dismantling of removal, rolling and bunching of existing control cables to a possible extent witout distrubing the adjucent service cable (approximateluy 0.4 kMs/per unit) Upto 8 core

Labour charges for Dismantling removal, rolling and bunching of existing control cables to a possible extent witout distrubing the adjucent service cable (approximateluy 0.3/Kms per unit) above 8 core

Labour charges for laying of control cables in trench/duct including bunching, alu tag identification upto 8core.

Labour charges for laying of control cables in trench/duct including bunching, alu tag identification above 8core.

Supplying and glanding including drilling suitable holes wherever necessary, peeling of insulation sleeves and cutting off armours:19 mm

Supplying and glanding including drilling suitable holes wherever necessary, peeling of insulation sleeves and cutting off armours : 25 mm

Supplying and glanding including drilling suitable holes wherever necessary, peeling of insulation sleeves and cutting off armours : 28 mm

Supplying and glanding including drilling suitable holes wherever necessary, peeling of insulation sleeves and cutting off armours: 32 mm

Supply & Termination of cable core end including the cost of cable socket lug, ferrules,strap etc., as per cable schedule Each Terminal.

Labour charges for Earthing of AutoTransformer tank and Neutral at 2 Points, Marshalling box,DM Box,Cable box,RTCC Panel,etc., including supply of MS Flat by the contractor

Labour charges for excavation and refilling

Labour charges for earthing of cooler fans and oil pumps of Power Transformers from 50 MVA upto 500MVA capacity using bare copper wires including cost of copper wires (Mimimum 10/12 SWG)

Labour charge for gasket cutting for 230 kV class transformers

Labour charges for Painting including supply of branded Aluminium paint for 100 MVA

Labour charges for skilled man power Assistance during bushing CT testing, Pre commissioning testing of PowerTransformers Minimum 3 Labours for Transformers upto 230 kV class.

Labour charges for Internal wiring of Auto/Power Transformer including replacement of existing old cables or laying new cables, bunching, routing etc. for connecting Protective devices like bucholtz relay,PRV,OSR,OTI,WTI,MOG, OTI, WTI,fans,pump and Bushing CTs.

Labour charges for overhauling of fans incuding replacement of bearings , shafts , washers etc.,

Labour charges for overhauling of oil pumps incuding replacement of bearings , shafts , washers etc.,

Labour charges for Cleaning of Old/Released 230KV class Transformer including supply of washing & cleaning Materials

Labour charges for man power assistance for loading of 110KV bushing from available location and unloading and testing at Gummidipoondi SS towards replacement of high tandelta value

Supply and Erection of Breather with indication type silicagel(blue) 10Kg container with oil cup flange mounting type.

Supply and Erection of Breather with indication type silicagel(blue) 5Kg container with oil cup flange mounting type.

Supply and Erection of Breather with indication type silicagel(blue) 1Kg container with oil cup flange mounting type

Supply and provision of various sizes of GI /Yellow bolts and Nuts , with washers and foundation bolts for cooler bank A frames Cooling pumps/pipes supports, Marshalling box cooler control cubicles cable box covers and where ever necessary as per direction of the Field Engineer. Per KG ( M8,M9,M10,M12,M16, M 19, M 25)

Writing/Stickering of the Power Transformer/Auto Tr/ICT/Reactor, Marshalling box,DM box, RTCC panel, Cooler control cabinet, Fan and Pump etc., including material with dark Blue enamel paint. Letter size should be minimum height 80 mm and thickness 10 mm.

Supply and erection of GL ladder type cable tray including jointing of pad and bolt & nut GL ladder type cable tray (2.5 m L x 0.45 m W x 2 mm Thick) for internal wiiring works

Supply and Erection of Oil Temperature Indicator

Supply and Erection of Winding Temperature Indicator

Supply and Erection of 900x900x6MM Gasket

Supply and Erection of 900x900x8MM Gasket

Supply and Erection of 900x900x10MM Gasket

Marshalling box door glass beading

Marshalling box door beading

Additional Charges for attending leakages in radiators and other places by welding bracing etc.and checking of healthiness after rectification as directed by field Engineer.

Hire Charges for crane for additional works for a) bushing tan delta test, dismantling, reassembly of accessories due to any defects/Oil leakages =8 b) 110KV bushing loading and unloading at Gummidipoondi SS towards replacement of high tandelta value =6

Checking of healthiness of DM Box, Marshalling Box and RTCC panel and rewiring, etc..

Labour charges for Providing busbars with bend 75 mm IPS

Labour charges for Providing jumper/droppers single zebra/Moose

Labour charges of loading of Empty oil barrels atGCC-1/Tantransco store.Ambattur(for Oil Draining Work) a) Hosur = 35 b) GPD = 20

Labour charges of Unloading of Empty oil barrels at alloted SS(for Oil Draining Work) a) Hosur = 35 b) GPD = 20

Miscellaneous transport charges per truck per day trip over and average distance of 50 KM and Rs. 40 for every additional Kilometers for transporting of Bushing, Empty drums, control cable, Additional Transformer oil, Dummy plates etc.,(supplied from Board side) to G M Poondi SS

Miscellaneous transport charges for above 50KM and Rs.40 for every additional KM for transporting of Bushing from available location to Gummidipoondi SS (100KM)

Category H: Minimum Transport Charge to be adopted for transformers above 100 MT and 100 KM range outside chennai city limit plus 6 RS for every additional KM including Transformer oil and with all accessories.(From Hosur 230KV SS to Gummidipoondi 230KVSS)

Normal Transport Charges to be adopted for transportation Outside Greater chennai 156 MTx277 kM = 43212 MT/KM

GST for bidders within TamilNadu

GST for bidders outside TamilNadu (IGST)