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Energy efficiency is a measure of energy used for delivering a given service. Improving energy efficiency means getting more from the energy that we use. DECC - Energy Efficiency Strategy: 'The Energy Efficiency Opportunity in the UK'

Glossary of Energy Terms

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  • Kilovolt Amperes (KVA)

    Also known as Total Power. The resultant effect of the active (kW) and reactive (kVAr) power is the total power measured in kVa. Kva = kW/power factor.

  • Kilowatt (kW)

    One Kilowatt is equal to one-thousand Watts.

  • Kilowatt-hour (kWh)

    Kilowatt-hour is a unit of energy equivalent to one kilowatt of power expended for one hour.

  • Kyoto Protocol

    In 1997, representatives from over 170 nations met in Kyoto, Japan to put together a new global treaty - the Kyoto Protocol to the United Nations Framework Convention on Climate Change (UNFCCC) - laying down legally binding reductions in greenhouse gas emissions throughout developed countries emissions by an average of 5.2 per cent below 1990 levels over the period 2008-2012.

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