CBBJ系列防爆声光报警器(ⅡB) 适用范围 3779 1区、2区危险场所。 ⅡA、ⅡB类爆炸性气体环境。 产品特点 铸铝合金壳体,表面喷塑。 钢化玻璃罩,具有较强的抗冲击能力,并有红,黄,蓝等我咱颜色可供选择。 钢管或电缆布线均可。 符合GB3836-2000,IEC60079标准要求。 Application Can be used in Zone 1 and Zone 2 dangerous places. Can be used in IIA、IIB、group explosive atmosphere Features The shell is of diecasted A1-alloy with plastic-sprayed surface. The enclosure is made of toughened glass with well impulsion-withs- tanding,and its color can be freely selectde. Suitable for steel pipe and cable wiring. Suitable for GB3836-2000,IEC60079 standard request