Head of the RAO UES of Russia Anatoly Chubays will arrive in Yerevan on a short-term visit October 22. As reported by the press office of the Armenian ministry of energy, A. Chubays will hold meetings with the country leadership, after what the signing of a number of papers is expected. To note, UES of Russia is cooperating with three key energy works of Armenia, these being the Armenian NPP, Sevan-Razdan cascade including 5 hydroelectric stations and Razdan Heat Power Plant, that lately passed to the trust administration of the company.