1.CBC51 Explosion-proof Operating Post 2.Can be used in Zone1and2 ... output:10000 4.OEM 5.CE,CB,ISO9001 CBC51 Explosion-proof Operating Post CBC51 Explosion-proof Operating Post can be used in ... be used in ⅡA, ⅡB group explosive atmosphere. in addition, CBC51 Explosion-proof Operating Post is suitable for IEC60079 standard request ...