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  • Home | Electricity retailers & generators | System Management | Power System Disturbances
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    Power System Disturbances

    The information below gives details of events that have had a major impact on the frequency and voltage of the SWIS.

    Disturbances

    • 15 February 2011 (PDF 55kb)
    • 9 September 2011 (PDF 87kb)

    To view PDF files you will need Adobe Acrobat Reader.

     
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