NEW YORK (Standard&Poor's) March 31, 2010--Standard&Poor's Ratings Services said today that it assigned its 'BBB' rating to PSEG Power LLC's proposed $300 million unsecured notes maturing 2013 and $250 million unsecured notes maturing 2020. The proceeds will be used repay the $209 million retail medium-term notes that the company recently called. A portion of the proceeds of these notes, along with the issue of some additional unsecured notes maturing in 2020, will be used as part of an exchange offer for up to $250 million of PSEG Power's outstanding 7.75% senior notes due 2011. The remainder of the proceeds will be used for general corporate purposes. The 'BBB' rating will also be assigned to the additional