Projekte von DKE/K 241

IEC 31/217/FDIS "IEC 79-5 (Edition 2) : Electrical apparatus for explosive gas atmospheres - Part 5: Powder filling ""q""" Mehr  Kontakt zu DIN 
IEC 31/366/MT Revised Membership of Maintenance Team 16: Maintenance of IEC 60079-0 Mehr  Kontakt zu DIN