Russian standards PDF

Thermal insulating products for building applications. Methods for determination of deviation from flatness

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Rubber insulated cables of rated voltages up to and including 450/750 V. Arc welding electrode cables

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Tests for electric and optical fibre cables under fire conditions. Circuit integrity. Part 25. Procedures and requirements. Optical fibre cables

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Safety in electroheat installations. Part 21. Particular requirements for resistance heating equipment. Heating and melting glass equipment

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Electrical supply track systems for luminaries. Part 2. Mixed supply systems. Section 1. Classes I and III

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Luminaires. Part 2. Particular requirements. Section 2. Recessed luminaires

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