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Water-tube boilers and auxiliary installations. Part 1. General
Document status: Active
Explosive atmospheres. Part 18. Equipment protection by encapsulation 'm'
Document status: Replaced by GOST R IEC 60079-18-2012
Electrical apparatus for explosive gas atmospheres. Part 20. Data for flammable gases and vapours, relating to the use of electrical apparatus
Document status: Replaced by GOST 31610.20-1-2020
Concentric-lay-stranded copper-clad steel (bimetallic) conductors. Specifications
Document status: Active
Portable residual current devices without integral overcurrent protection for household and similar use (PRCDs). General requirements and test methods
Document status: Cancelled