** India's Tata Power Company TTPW.NS falls as much as 2.5% to 396.6 rupees; last down 1.5%
** Singapore International Arbitration Centre asks co to pay $490 million in damages to its Russian mining partner Kleros, along with legal costs and interest
** Kleros claims TTPW breached confidentiality and non-circumvention clauses for proposed coal mining project in Russia
** ICICI Securities says the ruling will have a sentimentally negative impact on TTPW
** TTPW in process of reviewing the contents of the award and evaluating all options, including challenging the award
** YTD, TTPW up 2.2%
(Reporting by Vivek Kumar M)
((VivekKumar.M@thomsonreuters.com;))