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The supplementary comparisons of AC voltage ratio standards have been performed among SE “Ukrmetrteststandard”, BelGIM, GEOSTM, VNIIMS and CMI (NMIs). Its description and measurement results are presented below.
Primary alternative current ratio standard, including 3 standard current transformers and precise comparator, used for comparison of the standard current transformers and for their selfcalibration is described. The results of the intercomparison of the intercomparison of the created standard with Russian Federation one are given. The data, turned out during intercomparison and selfcalibration, have...
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