DIN Standards Committee Safety Design Principles
EN 50039
Electrical apparatus for potentially explosive atmospheres. Intrinsic safety "i" Systems
Elektrische Betriebsmittel für explosionsgefährdete Bereiche. Eigensichere elektrische Systeme "i"
Responsible national committee
NA 022 - DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Responsible european committee
CLC/TC 31 - Electrical apparatus for explosive atmospheres - General requirements