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> BS 7821-4:1995
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BS 7821-4:1995

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BS 7821-4:1995 Three phase oil-immersed distribution transformers, 50 Hz, from 50 to 2500 kVA with highest voltage for equipment not exceeding 36 kV. Determination of the power rating of a transformer loaded with non-sinusoidal currents

standard by BSI Group, 10/15/1995

$20.12

-56%

$45.72