Cei 31-35 Pdf Link

The standard is an essential technical guide published by the Comitato Elettrotecnico Italiano (CEI) that details how to classify hazardous areas where explosive gas atmospheres may form. Acting as the definitive national implementation guidebook for international standard CEI EN 60079-10-1 , this document provides electrical engineers, plant safety managers, and ATEX consultants with mathematical formulas, standard templates, and specific case studies needed to design explosion-proof industrial environments.

CEI 31-35 is a technical guide published by the Italian Electrotechnical Committee (CEI—Comitato Elettrotecnico Italiano). It provides detailed guidance on classifying hazardous areas where explosive gas atmospheres may occur. The guide is designed to be used alongside CEI EN 60079-10-1 (CEI 31-87), the core European standard for hazardous area classification. cei 31-35 pdf