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1. GOST 30852.11-2002
Explosionproof electrical apparatus. Part 12. Classification of mixtures of gases or vapours with air according to their maximum
experimental safe gaps and minimum igniting currents
ГОСТ 30852.11-2002
Электрооборудование взрывозащищенное. Часть 12. Классификация смесей газов и паров с воздухом по безопасным
экспериментальным максимальным зазорам и минимальным воспламеняющим токам
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