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IEC 62414 Ed.1: Rules for the determination of the uncertainties in the measurement of instrument transformer errors

Power transformer and reactor fittings - Part 8: Oil drain devices - Section 1: Draining plug with sampling for oil immersed distribution transformers

Power transformer and reactor fittings - Part 8: Oil drain devices - Section 2: Filling openings for oil immersed distribution transformers without conservator

Power transformer and reactor fittings - Part 11: Choice and distance between centres of wheels for ioil immersed and dry type distribution transformers

CLC EN 50216-9: Power transformer and reactor fittings - Part 9: Oil-to-water heat exchangers

CLC EN 50216-10: Power transformer and reactor fittings - Part 10: Oil-to-air heat exchangers

Survey and call for experts and project leader - Power transformers and reactor fittings - Part 7: Electric pumps for transformer oil

IEC 60417: Graphical symbol for use on small transformers 5944 Pr: Isolating transformer, non-short-circuit proof

IEC 60417: Graphical symbol for use on small transformers 5946 Pr: Safety isolating transformer, non-short-circuit proof

IEC 60417: Graphical symbol for use on small transformers 5947 Pr: Safety isolating transformer, short-circuit proof

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