Basic concepts for explosion protection
Basic concepts for explosion protectionBARTEC brochure Basic concepts for explosion protection 13. revised edition - Version 2018Authors: Hans-J rgen Linstr m Johannes BuhnThe brochure was put together carefully in conformance to the current status of standards and regulations. The respective amended version of the technical and statutory rules is binding. Errors and misprints do not justify any claim for rights reserved, in particular the rights of duplication, distribution and OF PROTECTION20 - 31General requirements20 Types of protection to electrical equipment21 Types of protection to non-electrical equipment22 Increased safetyEx eb23Non-sparking deviceEx ec23Constructional safetyc/Ex h23Intrinsically safeEx ia, ib, ic24Control of ignition sourcesb/Ex h24Encapsulation Ex ma, mb, mc25Non-incendive componentEx nC25Encapsulated deviceEx nC26Sealed deviceEx nC26Hermetically sealed deviceEx nC26Oil, /Liquid immersionEx o, k/Ex h27Pressurized enclosuresEx px, Ex py, Ex pz28Restricted breathing enclosureEx nR, fr28Protection by enclosureEx ta, tb, tc29Flameproof enclosuresEx da, db.
to the explosion protection requirements. With ATEX Directive 2014/34/EU, the European Community has provided itself with binding uniform agreed requirements relating to the explosion protection of systems, equipment and components and these are supported by harmonized EN stand-ards from the CENELEC and CEN standardization committees.
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