Specification for Labour charges of 01 No.230/110 KV -100 MVA Auto Transformer-I hot oil circulation and gasket replacement work at Meelavittan Sipcot 230 KV SS/Tuticorin under works contract basis

Amount

Supply of Materials

10 KG Breather

02 KG Breather

Works

Labour charges for draining of oil from main tank as directed by the field engineer

Labour charges for dismantling of the transformer

Supply of Suitable gaskets of RC- 70C grade (which are not covered under dismantling) Labour charges for 100MVA Auto Transformer Cleaning of Main Tank inner and outer side, Overhauling the radiators, Conservator pipe line, Bucholz relay including welding charges of damaged oil leaky spots, Disconnection of OLTC tapping leads and Reconnection of the same tapping leads and renewal of suitable gaskets, O rings for top cover, bell type top cover, OLTC Inspection covers, Valves and All Other openings and Refitting of bell type top cover & Other man Hole cover plate etc & Complete Tightening works.

Labour charges for OLTC overhauling (3 Nos of chamber)

Labour and hiring charges of crane for 230KV 100MVA Auto Transformer of bell type cover lifting for replacement of gaskets wherever required as directed by field engineer(Local Market Rate)

Labour Charges for Erection of 100MVA Auto Transformer without Using Board Crane wherever applicable including gasket changing for H.V & L.V Bushings, Radiator Valve, Conservator Valve, Equalizer Pipe Valve, Bucholz Valve etc as directed by Field Engineer (Gasket to be supplied by board)

Labour Charges for Applying Vacuum in the Auto Transformer including vacuum kit etc.at SS and Filling of Nitrogen upto Required pressure for Transporting purpose as directed by the field Engineer.(N2 gas to be supplied by contractor).

Labour Charges for Initial Filling of Oil Under Vaccum From Spare Tank/ Barrel to Main Tank as Directed by the Field Engineer.

Labour Charges for Initial Hot Oil Circulation in separate tank (Separate tank will be not less than 10KL) Upto Satisfied BDV at Your Site.

Labour Charges for Filling of Transformer oil from the separate tank to Transformer main tank.

Labour charges for Hot Oil Circulation for 56450 Ltrs (First 5000 Ltrs)

Labour charges for Hot Oil Circulation for (After 5000 Ltrs) 51450 Ltrs

Labour Charges for First Cost red oxide primer & two coating of Aluminium Painting works with spray gun for transformer complete including T & P etc and Painting of Valves, Bushing with Red, Yellow, Blue, Black paint including cost of paint of reputed make company viz asian, Berger etc and Consumables as directed by field Engineer.

Charges for 20KL Tanker provide at APEX make 230/110KV 100MVA Auto Transformer

V RADHAKRISHNAN

SHRI MEENATCHI ENGINEERING