CBZK系列防爆转换开关（ⅡB、ⅡC）

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   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.  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            CBZK-10/□                                                     10            CBZK-25/□              220/380                          25                         Exde II Bt6            10-14            CBZK-60/□                60                                60                         *Exde II Ct6           18-22 外形举例Outline example      型号 Type          A          B          C           D       备注 Remark  CBZK-10/□      132       215      115       98                      CBZK-25/□      185      240       160      130          IIB  CBZK-60/□      224      372       165       型号 Type          A          B           C          D            E           F        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

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：李金照
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