Russian standards PDF

Varistors for use in electronic equipment. Part 2. Blank details specification for zinc oxide surge suppression varistors. Assessment level E

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Printed boards and printed board assemblies. Design and use. Part 5-4. Attachment (land/joint) considerations. Components with J leads on two sides

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Mineral insulating oils. Methods for the determination of 2-furfural and related compounds

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Electrical apparatus for use in the presence of combustible dust. Part 11. Protection by intrinsic safety 'iD'

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Electrical apparatus for use in the presence of combustible dust. Part 3. Classification of areas

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Medical electrical equipment. Characteristics of electro-optical X-ray image intensifiers. Part 5. Determination of the detective quantum efficiency

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