MATERIAL ELECTRICO PARA ATMOSFERAS POTENCIALMENTE EXPLOSIVAS. SEGURIDAD INTRINSECA "I"
ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES. INTRINSIC SAFETY "I".
Buy on AENOR
29.260.20 / Electrical apparatus for explosive atmospheres
CTN 202 - Electrical installations
EN 50020:1977 (Identical)
It is cancelled by: UNE-EN 50020:1997
