产品名称:BZZ51防爆转换开关（ⅡB、ⅡC）适用范围1区、2区***场所。ⅡA、ⅡB、IIC类***性气体环境。注：要求IIC类时注明.型号含义产品特点■铸铝合金外壳,表面喷塑.■内装转换开关,用于电流60A以下的电气线■路中,作为电源引入开关,并可控制电动机起动、变速、停止、换向等.■钢管或电缆布线均可.■符合GB3836-2000,IEC60079标准要求.主要技术参数产品型号额定电压(V)额定电流(A)防爆标志电缆外径(￠,mm)BZZ51-10/□10--------------------------------------------------------------------------------BZZ51-25/□220/38025ExdeIIBt610-14--------------------------------------------------------------------------------BZZ51-60/□6060ExdeIICt618-22外形举例型号ABCD备注BZZ51-10/□13221511598BZZ51-25/□185240160130IIBBZZ51-60/□224372165型号ABCDEF备注BZZ51-10/□153132110-230114BZZ51-25/□214190164113360186IICBZZ51-60/□330308210190450176)