(Reuters) – British energy infrastructure firm Smart Metering Systems said on Thursday a company owned by funds advised by KKR and its affiliates will acquire it in an all-cash deal of about 1.3 billion pounds ($1.63 billion). The 955 pence-per-share offer represents a premium of 40.4% to the London-listed stock’s Wednesday close. ($1 = 0.7964 pounds) (Reporting by Aby Jose Koilparambil in Bengaluru; Editing by Nivedita Bhattacharjee)