Haum rau siv hauv IIA, IIB, Explosion hazardous gas zone1 thiab zone2.Combustible plua plav IIIA, IIIB, IIIC zone 21 thiab zone 22Ex-Mark:Ex db IIB Gb, Ex tb IIIC Db.ATEX Cert. No.: TUV 19 ATEX 8473UIECEx Cert. No.: IECEx TUR 19.0073U