產品名稱:BZK系列防爆轉換開關（ⅡB、ⅡC）
防爆轉換開關適用范圍 Application
1區、2區危險場所。
ⅡA、ⅡB、IIC類爆炸性氣體環境。
注：要求IIC類時注明.
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.
防爆轉換開關型號含義 Main implication
防爆轉換開關產品特點 Features
■鑄鋁合金外殼,表面噴塑. ◆ The shell is of diecasted AI-alloy with plastic-sprayed surface.
■內裝轉換開關,用于電流60A以下的電氣線 ◆ Inside is mounted conversion switch,used as power swtch to
■路中,作為電源引入開關,并可控制電動機起 controln motor,adjust speed,convet direction in the system of
動、變速、停止、換向等. not more than 60A.
■鋼管或電纜布線均可. ◆ Suitable for steel pipe and cable.
■符合GB3836-2000,IEC60079標準要求. ◆ Suitable for GB3836-2000,IEC60079 standard request.
主要技術參數 Main technical parameters
產品型號 額定電壓(V) 額定電流(A) 防爆標志 電纜外徑(￠,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
外形舉例 Outline example
型號 Type A B C D 備注 Remark
CBZK-10/□ 132 215 115 98
CBZK-25/□ 185 240 160 130 IIB
CBZK-60/□ 224 372 165 型號 Type A B C D E F 備注 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
