DIN Standards Committee Safety Design Principles
DIN EN ISO 80079-37
Explosive atmospheres - Part 37: Non-electrical equipment for use in explosive atmospheres - Non electrical type of protection constructional safety "ch", control of ignition source "bh", liquid immersion "kh" (ISO/DIS 80079-37:2012); German version prEN ISO 80079-37:2012
Explosionsgefährdete Bereiche - Teil 37: Nichtelektrische Geräte für den Einsatz in explosionsgefährdeten Bereichen - Schutz durch konstruktive Sicherheit "ch", Zündquellenüberwachung "bh", Flüssigkeitskapselung "kh" (ISO/DIS 80079-37:2012); Deutsche Fassung prEN ISO 80079-37:2012
Responsible national committee
NA 095-02-02 AA - Equipment for use in potentially explosive atmospheres
Responsible european committee
CEN/TC 305/WG 2 - Equipment for use in potentially explosive atmospheres
Responsible international committee
IEC/SC 31M - Non-electrical equipment and protective systems for explosive atmospheres