防爆断路器箱
BLK52防爆断路器（ⅡB、ⅡC） 
 
BLK52防爆断路器适用范围 Aplication  
BLK52防爆断路器1区、2区危险场所。                                        
BLK52防爆断路器ⅡA、ⅡB类爆炸性气体环境。
Can be used in Zone 1 and Zone 2 dangerous places.     
Can be used in IIA、IIB、group explosive atmosphere.  
BLK52防爆断路器型号含义 Model implication 
 
BLK52防爆断路器主要技术参数 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
--------------------------------------------------------------------------------
   CBK52-32                                           1、2、3、4、6、10、16                                                12-17                            1
                                                                        20、25、32        
    CBK52-63                                           40、50、63                                  Exde II Bt6                13-26                         1'/2、2                      Ip54
 CBK52-100/□                                              80、100                                                                   18-33                         1'2、2                     *Ip55
 CBK52-225/□         380/220                       125、160
                                                                 180、200、225                                                               27-42                         2、2'/2
 CBK52-400/□                                             250、315                                                                  34-50                            3
                                                                       350、400                     
 CBK52-630/□                                             500、630                                                                  43-60                        3、3'/2、4                    

BLK52防爆断路器产品特点 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.

BLK52防爆断路器外形举例 Outline example   
    
                    BLK52-32 (IIB)                      BLK52-225 XD (IIB)  
    
                  BLK52-60 (IIB)                     BLK52-225XX(IIB)
   
                     CBK52-100 (IIB0  
BLK52防爆断路器外形举例 Outline example 
    
                      BLK52400XD (IIB)                                BLK52-400XX (IIB)  
    
                    BLK52-630XX (IIB)                  BLK52-630XD (IIB) 

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