Power Transmission Corporation Of Uttarakhand Limited Tender

220KV S/s, Haldwani.

132KV S/s, Bhowali

Arresting of oil leakage in various power transformers and instrument transformers at different substations under 220 KV O&M Division, Haldwani by carrying out the following works; (a) Oil level adjustment of power transformers and instrument transformers required before and after of carrying out oil leakage arresting works effectively. (b) Safe and proper cleaning of oiled metal surfaces of power transformers and instrument transformers with the help of multipurpose degreaser suitable for heavy grease and oil deposits on metal surfaces and solvent cleaner (Isopropyl Alcohol) and rinse & residue free with fast evaporation rate. (c) Application of Plastic steel putty SF having Resin (lron, Bisphenol, Titanium, Silicon, Carbon black) and hardener (Titanium Dioxide, Crystalline Silica etc.). (d) Application of Titanium Putty having Resin (Iron, Titaniurm, Silicon, Magnisium silicate hydrate) and hardener (Formaldehyde polymer, phenol, Titianium Dioxide, Iron, Crystaline silica etc.). (e) Application of Silite sealant (Ethyl tri acetoxy silane, hydroxy. methy! tri acetoxy etc.) for gasketing compound to arrest leakages from flanges, nuts & bolts.