May 22 (Reuters) - Siemens Gamesa Renewable Energy SA SGREN.MC :
* SAYS SECURES A 30-YEAR, FULL-SCOPE CONTRACT TO SERVICE SENVION TURBINES AT THE MURRA WARRA WIND FARM IN VICTORIA, AUSTRALIA
* SAYS AGREEMENT ADDS 226 MW TO THE COMPANY'S EXISTING 135-MW SENVION SERVICE FLEET IN AUSTRALIA