产品名称:    BZC51防爆操作柱LBZ（ⅡB）  
  
  适用范围  Application  
1区、2区危险场所.
IIA、IIB、类性气体环境.

产品特点  Features  
■  铸铝合金外壳,表面喷塑.                                                                          ◆  Al-alloy  diecasted  shell  with  plastic-sprayed  surface
■  内装万能转换开关、按钮、电流表(可按用要求                                    ◆  Inside  is  mounted  univeral  changeover  with,button,ammeter(can  mountother
          装其他仪表)、指示灯.      instruments  according  to  user’s  requirement)and  indicator,etc.
■  转换开关有30多种功能可由用户自由选择,可根据
◆  There  are  more  than  30  functions  of  changeover  switch  available  to  be  chosen
          要求特制.
■  万能开关操纵机构经过优化设计,可以自动找正,能                              ◆    Can  be  customized  according  to  user’s  requirement.
          能保证转动灵活,无卡滞现象.
■  电流表量程由用户指定.                                                                            ◆    The  ammeter’smeasuring  range  can  be  determinedby  users.
■  钢管或电缆布线均可.cable  wiring.
■  产品出厂铭牌上只体现总单元内容,名分单元代号                                ◆  The  marker  of  product  when  ex-factory  only  reflect  the  content  of  chief  part,
          为订货参数.                                                                                            ◆  The  code  of  other  parts  is  ordering  parameter.
■  符合GB3836-2000,IEC60079标准要求.                                                    ◆    Suitable  for  GB3836-2000,IEC60079  standard  request.  
主要技术参数  Main  te  chnical  parameters  
          使用类别                  额定电压(v)                额定电流  (A)                防爆标志                  防护等级                            防腐等级                          时线口螺纹(G")                电缆外径(￠,mm)
                  AC-3                            220/380                                          10                                          Exde  II  Bt6                        Ip55                                                Wf1                                                                1                                                12-17                
                AC-4                                                                                                                                                                    
订货举例  Notice  if  ordering  
1  、一表一开关立式,开关代号为K,表量程为200/5应                                                        1  、One  meter  one  switch  vertictype,the  code  of  the  switch  is  K,one
                标注为:            meter  the  measuring  range  is  200/5
                                      BZC51-B1K1L                                                                                                                                                                                                                                                              BZC51-B1K1L
                    B1-1(200/5)                B1-1(200/5)                    K1-1A                                                                                                                                                                                                                                                                                          K1-1A
2  、二钮一表二灯挂式,表量程为100/5,指示灯为220V                                                        2  、Two  buttons  one  meter  pendant  type,two  lamps  one  meter,the
            红绿各1个,2个按钮规格为一常开一常闭.标注为: