Russian standards PDF

Explosive atmospheres. Part 29-2. Gas detectors. Requirements to selection, installation, use and maintenance of detectors for flammable gases and oxygen

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Miniature fuses. Part 1. General provisions and requirements

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Low-voltage fuses. Part 4. Supplementary requirements for fuse-links for the protection of semiconductor devices

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Fire hazard testings. Part 2-12. Hot-wire based test methods. Glow-wire flammability index (GWFI) test method for materials

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Fire hazard testing. Part 11-10. Test flames. 50 W flame horizontal and vertical flame test methods

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Electromagnetic compatibility. Part 4-19. Testing and measurement techniques. Test for immunity to conducted, differential mode disturbances and signalling in the frequency range 2 to 150 kHz at a.c. power ports

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