BRIEF-Exelon power agrees to revise retirement dates of two generating units

May 10 (Reuters) - Exelon Corp: * Power agrees to revise retirement dates of two generating units * Says will retire two suburban Philadelphia electric generating units earlier than previously announced * Has agreed to extend their operation through the timeframe defined by pjm for system reliability reasons * Says cromby generating station unit 2 is needed to remain in operation until December 31, 2011 * Says eddystone generating station unit 2 is needed to remain in operation until December 31, 2012 ((Bangalore Equities Newsroom; +91 80 4135 5800; within U.S. +1 646 223 8780)) (For more news, please click here) COPYRIGHT Copyright Thomson Reuters 2010. All rights reserved.

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