IEC TR 61869-103:2012Instrument transformers - The use of instrument transformers for power quality measurement
345.00 €
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IEC 61869-3:2011Instrument transformers - Part 3: Additional requirements for inductive voltage transformers
190.00 €
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IEC 61869-5:2011Instrument transformers - Part 5: Additional requirements for capacitor voltage transformers
300.00 €
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