供应防爆开关|防爆行程开关|防爆照明开关

BLK52防爆断路器\BDZ52防爆断路器（ⅡB、ⅡC）  
  
适用范围  Aplication      
1区、2区危险场所。                                                                                  
ⅡA、ⅡB类性气体环境。
Can  be  used  in  Zone  1  and  Zone  2  dangerous  places.            
Can  be  used  in  IIA、IIB、group  explosive  atmosphere.      
型号含义  Model  implication  
    
主要技术参数  Main  technical  parameters  
                    型号                              额定电压(V)                          脱扣器额定电流(A)                                    防爆标志                                电缆外径()                          进线口螺纹()                          防护等级
                  Type                              Rated  voltage                            Rated  current  of  release                          Ex-mark                                      Cable’s  outer                        Inlet’s  thread                            Protection  class
                                                                                                                                                                                                                                                                                                                diameter  
--------------------------------------------------------------------------------
      BLK52-32                                                                                      1、2、3、4、6、10、16                                                                                                12-17                                                        1
                                                                                                                                                20、25、32                  
        BLK52-63                                                                                      40、50、63                                                                    Exde  II  Bt6                                13-26                                                  1’/2、2                                            Ip54
  BLK52-100/□                                                                                            80、100                                                                                                                                      18-33                                                  1’2、2                                          *Ip55
  BLK52-225/□                  380/220                                              125、160
                                                                                                                                  180、200、225                                                                                                                              27-42                                                  2、2’/2
  BLK52-400/□                                                                                          250、315                                                                                                                                    34-50                                                        3  
                                                                                                                                              350、400                                            
  BLK52-630/□                                                                                          500、630                                                                                                                                    43-60                                                3、3’/2、4                                          


产品特点  Features  
■  铸铝合金外壳，表面喷塑                                                                                            ◆    Diecasted  aluminium  alloy  shell  with
■  内装高分断小型断路器或低压塑壳式断路器.                    ◆    Inside  is  installed  minicircuit  breaker  of  high  breaking
                                                                                                                                                                                                                    capacity  or  The  inside  packs  a  footlight  tube,the  fleetness
                                                                                                                                                                                                                    starts  starts  in  a  moment,can  according  to  customer  request
                                                                                                                                                                                                                  refit  the  one  foot  light  tube.
■  具有过载,短路保护功能,也可根据要求加装                            ◆  With  overload  and  shortcircuit  protection,leakage  protection  is
■  漏电分励脱扣等保护装置.                                                                                          ◆  Available  as  required  Cent  the  the  takes  off  to  button  up  the
                                                                                                                                                                                                                etc.protection  device.
■  钢管或电缆布线均可.                                                                                                            ◆  Suitable  for  steeel  pipe  and  cable  wiring.
■  符合GB3836-2000.IEC60079标准要求.                                                      ◆    Suitable  for  GB3836-2000,IEC60079  standard  request.  


外形举例  Outline  example      
        
                                          BLK52-32  (IIB)                                              BLK52-225  XD  (IIB)    
        
                                      BLK52-60  (IIB)                                                BLK52-225XX(IIB)  
        
                                          BLK52-100  (IIB0      
外形举例  Outline  example  
        
                                            CBK  52-400XD  (IIB)