BXX51系列防爆动力检修箱（ⅡB、ⅡC）  
  BXX51系列防爆动力检修箱适用范围 Application  
1区、2区危险场所。                                        
ⅡA、ⅡB、IIC类爆炸性气体环境。
注:要求IIC类时请注明.                                                           

BXX51系列防爆动力检修箱特点 Features
铸铝合金外壳,表面喷塑。                                      The shell is of diecasted AI-alloy,with plastic-sprayed Surface.
主腔内装塑壳式断路器.                                          Inside is installed MCCB.
钢管或电缆布线均可.                                              Suitable for steel pie and cable wiring.
符合GB3836-2000，IEC60079标准要求                Suitable for GB3.836-2000,IEC6007 standard raquest.
  BXX51系列防爆动力检修箱主要技术参数 Main technical Parameters
      额定电压（V）           支路电流（A）              支路数                 防爆标志                进线口螺纹（G"）      出线口螺纹（G"）          防护等级
       Rated Voltage           Branch current            Branch NO.          Ex-mark                  Inlet's thread              Outlet's thread              Protection class
                                                                                  2                    Exde II BT6                                                                                         IP54
            380                  100A及以下                        4                   *Exde II CT6                  2-3                                1'/2                           *IP55

外形举例 Outline example
   
                       CBP55-2（IIB）                          CBP55-2（IIC0 
   
                  CBP55-4（IIB0                       CBP55-4（IIC0 
 
 电器原理图 Electricalprinciple chart