产品名称:BBJ系列防爆声光报警器（ⅡB）适用范围Application1区、2区***场所。ⅡA、ⅡB类***性气体环境。CanbeusedinZone1andZone2dangerousplaces.CanbeusedinIIA、IIB、groupexplosiveatmosphere.型号含义Modelimplication产品特点Features铸铝合金壳体,表面喷塑。TheshellisofdiecastedA1-alloywithplastic-sprayedsurface.钢化玻璃罩，具有较强的抗冲击能力，并有红，黄，Theenclosureismadeoftoughenedglasswithwellimpulsion-withs-蓝等我咱颜色可供选择。tanding,anditscolorcanbefreelyselec***.钢管或电缆布线均可。Suitableforsteelpipeandcablewiring.符合GB3836-2000，IEC60079标准要求。SuitableforGB3836-2000,IEC60079standardrequest主要技术参数Maintechnicalparameters额定电压(v)闪光次数声音强度(dB)防爆标志防护等级电缆外径(￠,mm)进线口螺纹(G")RatedvoltageSparklingfrequencySoundstrengthEx-markProtectionCable'soutsideInlet'sthreadgradediameter--------------------------------------------------------------------------------220V/50Hz150/min≥50ExdⅡBT4IP5410～14G3/4外形及安装举例Outlineexample座式(z)Socket吊杆式(g)Pendant)