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Device for the increase of the measuring accuracy watts metric instruments or reglerzur continuous direct reading and / or setting of the active - and reactive power, in which between the current and the active - or reactive component of the current there is a large phase shift
Device for the increase of the measuring accuracy watts metric instruments or reglerzur continuous direct reading and / or setting of the active - and reactive power, in which between the current and the active - or reactive component of the current there is a large phase shift