EDF Energy to raise UK dual fuel bills by 7.2 pct from June 21

LONDON, April 12 (Reuters) - Britain's EDF Energy will raise its dual fuel bills paid by direct debit by 7.2 percent from June 21, the company said on Wednesday.

The rise will add around 78 pounds ($97.51) a year to the average dual bill, which is for both gas and electricity, EDF (Swiss: EDF.SW - news) Energy, the British arm of French utility EDF (Paris: FR0010242511 - news) said.

Around 55 percent of the company's customers will be unaffected by the changes as they have fixed-terms tariffs, EDF said. ($1 = 0.7999 pounds) (Reporting by Susanna Twidale, editing by Louise Heavens)