适用范围 1、1区、2区危险场所。 2、iia、iib、iic类爆炸性气体环境。 *如要求iic类或增安型请注明。 application 1.can be used in zone 1 and zone 2 dangerous places. 2.can be used in ii a, ii b, ii c group explosive atmosphere. *please note if want ii c type or safety-increased type. 产品特点 1、铸铝合金外壳,压铸成型,表面喷塑. 2、进出线口有多种方式及规格。 3、进出线口螺纹可特制。 4、符合gb3836-2000，iec60079标准要求。 features 1.cast the outer cover outside the aluminium alloy,press the casting type, gushes out and moulds on the surface. 2.pass in and out line mouth have many way and specification. 3.pass in and out line mouth whorl purpose-built very. 4.suitable for gb3836-2000,iec60079 standard request. 型号含义model implican 主要技术参数main inplication