OREANDA-NEWS. A 220 kV voltage transformer broke down at the Bratskaya HPP, causing a minor spill of burning oil. As the protection system was activated, electrical equipment in smoke-filled areas and some of the power lines supplying electricity to the Bratsk Aluminum Smelter were disconnected.

Power supply to all consumers has been restored; the Bratskaya HPP has resumed normal operation. A special commission set up by OJSC Irkutskenergo is investigating the causes of the accident.

Comment of Oleg Prichko, CEO of OJSC Irkutskenergo: “We would like to thank EMERCOM headquarters in the Irkutsk Region and emergency services in Bratsk for efficient and well-coordinated work. We would also like to thank the Company's power engineers for their professionalism, as they immediately responded to the emergency.”