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New Reduced price! IEC 60044-7 Ed. 1.0 b:1999 View larger

IEC 60044-7 Ed. 1.0 b:1999

M00000421

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IEC 60044-7 Ed. 1.0 b:1999 Instrument transformers - Part 7: Electronic voltage transformers

standard by International Electrotechnical Commission, 12/17/1999

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Applies to newly manufactured electronic voltage transformers with analogue output, for use with electrical measuring instruments and electrical protective devices at frequencies from 15 Hz to 100 Hz. The standard covers optical arrangements with electronic components. Three-phase voltage transformers are not included, but some of the requirements apply.