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
GOST 30852.2-2002 Electrical apparatus for explosive gas atmospheres. Part 1. Construction and verification test of flameproof enclosures of electrical apparatus. First supplement. Appendix D. Method of test for ascertainment of maximum experimental safe gap
GOST 30852.4-2002 Electrical apparatus for explosive gas atmospheres. Part 3. Spark-test apparatus for intrinsically-safe circuits
GOST 30852.11-2002 history
2002GOST 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