STN - Slovenské národní normy

Explosive atmospheres - Part 1: Equipment protection by flameproof enclosures "d"

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Electrical apparatus for explosive gas atmospheres. Part 2: Pressurized enclosures "p"

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Explosive atmospheres. Part 2: Equipment protection by pressurized enclosure "p"

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Explosive atmospheres. Part 5: Equipment protection by powder filling "q"

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Explosive atmospheres. Part 6: Equipment protection by oil immersion "o"

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Explosive atmospheres. Part 7: Equipment protection by increased safety "e"

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Explosive atmospheres - Part 7: Equipment protection by increased safety "e"

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Electrical apparatus for explosive gas atmospheres. Part 7: Increased safety "e"

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Electrical apparatus for explosive gas atmospheres. Part 10: Classification of hazardous areas

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Electrical apparatus for explosive gas atmospheres Part 10: Classification of hazardous areas

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