WORK

Amount

Dismantling & safe stacking of Mulsifire air pipe line, water pipe line.

Drain out of the T/F oil from 160 MVA tank to empty oil drum/oil tanker including opening of valve and filling in empty oil drums and proper stacking.

Dismantling of 160 MVA T/F HV/IV/LV/Neutral Bushing and its turret opening of all pipe line 6", 4", 3", 2" & 1" inlet, outlet valve, inspection cover Bucholz relay, OSR, PRV, OLTC tank, MOG for replacement of gasket.

Replacement of old and damaged gasket of 160 MVA T/F make of good quality rubberized cork sheet Kitika/telbronze/NE Cork make at following details below.

Providing and making of HV Turret Gasket.

Providing and making of HV Bushing Gasket.

Providing and making of IV Turret Gasket.

Providing & making of IV Bushing Gasket.

Providing & making of LV Bushing Gasket.

Providing & making of Nutral Bushing Gasket.

Providing & making of inspection cover Gasket.

Providing & making of OLTC pocket Inspection cover Gasket.

Providing & making of LV Nutral Inspection cover Gasket.

Providing & making of Gasket for Expansion bellow 200 mm. (03 Nos.) 80 mm. (01 No.)

Providing & making of 6" Butterfly valve Gasket.

Providing & making of Butterfly valve Gasket for Raditor 80 mm.

Providing & making of 8" Butterfly valve Gasket.

Providing & making of Surge relay Gasket.

Providing & making of Gasket Buchholz Relay.

Providing & making of Gasket of PRV.

Providing and making of gasket of MOG.

Providing & making of 15mm. dia valve Gasket.

Providing & making of 1" dia valve Gasket.

Providing and making of 2" dia valve Gasket.

Providing and making of 4" dia valve Gasket.

Providing and making of 6" dia valve Gasket.

Providing and making of flow indicator Gasket.

Providing and making of gasket of oil pump.

Providing and making of gasket of OLTC tank.

Providing and making of nylon washer of raditor bushing, air releasing plugs.

Erection of turret HV/LV/TV side and erection of Bushing, oil pipe line 6", 4", 3", 2" & 1" Gear box, OLTC pipe line, pump, flow meter, inspection cover, MOG etc. for complete work.

Complete evacuation of 160 MVA Transformer main tank and filling of Dry Air/Dry Nitrogen of dew point-50°c or better in vaccum Pressure of 0.25 Kg/squr cm. and then again evacuating Transformer After required time interval (approx 12/24 hours) using centrifusing machine. The work shall include connecting pipe of machine as required measuring dew point values of N2 after every cycle till the required value is achived.

Draining & flushing of T/F core winding in main tank with hot T/F oil through centrifusing machine.

Vaccum inside the tank and filling the T/F oil.

Overhauling of diverter switch, removal the diverter switch from chamber cleaning hot oil removed the dirty oil and proper cleaning and fixing in original shape & replaced old gasket.

Centrifusing of T/F oil already fill in oil tanker taking IR/BDV/PPM value of T/F oil at an interval of 06 Hrs. as per norms. After the desire value top up the centrifusing T/F at required level (Machine shall be provided by contractor) (Approx. 49.5 KL).

Erection of Mulsifire system air of the water pipe line replacement of gasket & tightening nut and bolts.

Rubbing cleaning and painting of mulsifire water & air pipe line with one coat of primer and 2 coat of existing colour synthetic enamel point of 1st quality ASIAN/BERGER/NEROLAC make.

Carriage of oil tank 20/35 KL any where within 100 Km. including loading, unloading and carriage at 220 KV S/S Jaunpur.

Technocrat Electrical (BID ID -4890339)

Meena Elect & Engg. Works (BID ID -4936595)