Russian standards PDF
Optical fibres. Part 2-20. Product specifications. Sectional specification for category A2 multimode fibres
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System of design documents for construction. Rules for execution of the working documentation of external gas pipelines
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Cellular concrete. General requirements to test methods
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Tests for electric cables under fire conditions. Circuit integrity. Part 1. Test method for fire with shock at a temperature of at least 830 °C for cables of rated voltage up to and including 0,6/1,0 kV and with an overall diameter exceeding 20 mm
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Tests for electric cables under fire conditions. Сircuit integrity. Part 3. Test method for fire with shock at a temperature of at least 830 °C for cables of rated voltage up to and including 0,6/1,0 kV tested in a metal enclosure
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Eiectromagnetic compatibility (EMC). Part 3-2. Limits. Limits for harmonic current emissions (equipment input curret <= 16 A per phase)
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