CBZK系列防爆转换开关
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类时注明.
Can be used in Zone 1 and Zone 2 dangerous places.     
Can be used in IIA、IIB、IICgroup explosive atmosphere.
Notice:Please note if need IIC grade needed.
型号含义 Main implication
  CBZK系列防爆转换开关
产品特点 Features
■铸铝合金外壳,表面喷塑.                                            ◆ The shell is of diecasted AI-alloy with plastic-sprayed surface.
■内装转换开关,用于电流60A以下的电气线              ◆ Inside is mounted conversion switch,used as power swtch to 
■路中,作为电源引入开关,并可控制电动机起                 controln motor,adjust speed,convet direction in the system of
   动、变速、停止、换向等.                                              not more than 60A.
■钢管或电缆布线均可.                                                 ◆ Suitable for steel pipe and cable.
■符合GB3836-2000,IEC60079标准要求.                     ◆ Suitable for GB3836-2000,IEC60079 standard request.
CBZK系列防爆转换开关
 主要技术参数 Main technical parameters
 产品型号    额定电压(V)          额定电流(A)       防爆标志      电缆外径(￠,mm)
Type         Rated voltage        Rated current      Ex-mark         Cable''''s outer  diameter
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CBZK-10/□                           10
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CBZK-25/□        220/380              25              Exde II Bt6            10-14
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CBZK-60/□          60        60                      *Exde II Ct6           18-22
型号 Type          A          B          C           D      
CBZK-25/□      185      240       160      130          IIB
CBZK-60/□      224      372       165       备注 Remark
CBZK-10/□       153        132        110        -           230        114                    
CBZK-25/□       214        190        164      113        360        186               IIC
 CBZK-60/□       330        308        210      190        450        176 
CBZK系列防爆转换开关