Russian standards PDF

Foodstuffs. Determination of trace elements. Determination of lead, cadmium, zinc, copper and iron by atomic absorption spectrometry (AAS) after microwave digestion

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Switches for household and similar fixed electrical installations. Collateral standard. Switches and related accessories for use in home and building electronic systems (HBES)

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Switches for household and similar fixed electrical installations. Part 2-6. Particular requirements. Fireman’s switches for exterior and interior signs and luminaires

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Low-voltage switchgear and controlgear. Part 8. Control units for built-in thermal protection (PTC) for rotating electrical machines

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Low-voltage power supply devices, d.c. output. Performance characteristics

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Safety of power transformers, power supplies, reactors and similar products. Part 2-8. Particular requirements and tests for transformers and power supply units for bells and chimes

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