Uttar Pradesh Power Transmission Corporation Limited Tender

Major overhauling of each pole mechanism assemblies of pneumatic type 245 KV SF-6 CB CGL make (Year 1995). The job includes overhauling of complete mechanism assembly including opening of control valve assembly holding latch anti-pumping pin, opening & cleaning of pneumatic system, cylinder shock absorber etc. cleaning & greasing of all these parts, opening of reservour, checking of electrical connection and tightening them. Rectification of air leakage problem through NRV safety valve replacement of consumable spares as roller D valve sheet, O-ring P-80, O-ring P-18,O-ring P-07 etc. and other damaged rings if necessary. Overhauling of NRV and air filter of switch cubical along with replacement of all defective gaskets. Rectification of gas leakage by replacement of O-ring and brazing of gas pipe assembly of the mechanism satisfactorily operation of breaker from local & remote of the following 220KV feeders/Transformer bays at 400 KV Sub-station Unnao with all cost of required O-rings, gaskets, misc. consumable items, skilled technician and T&P for satisfactory completion of work.

220 KV GIS KNP RD Lucknow Bay

220 KV Bithoor Bay