Ex-d blanking elements are suitable for installation in industrial plants with potentially hazardous atmosphere classified as Zone 1 and Zone 2 for gases and Zone 21 and Zone 22 for combustible dusts.
Blanking elements are suitable to close entries that are not intended to be always used on pipings and Ex d, Ex db, Ex e, Ex eb, or Ex tb enclosures, so that their flameproof properties are maintained.