产品名称:BZK系列防爆转换开关（ⅡB、ⅡC）
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.
防爆转换开关型号含义 Main implication
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.
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
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
