產(chǎn)品名稱:BZZ51防爆轉(zhuǎn)換開(kāi)關(guān) ⅡB、ⅡC 
 
適用范圍  
1區(qū)、2區(qū)危險(xiǎn)場(chǎng)所。                                         
ⅡA、ⅡB、IIC類爆炸性氣體環(huán)境。
注：要求IIC類時(shí)注明.

型號(hào)含義 
  
產(chǎn)品特點(diǎn)
■鑄鋁合金外殼,表面噴塑.
■內(nèi)裝轉(zhuǎn)換開(kāi)關(guān),用于電流60A以下的電氣線
■路中,作為電源引入開(kāi)關(guān),并可控制電動(dòng)機(jī)起動(dòng)、變速、停止、換向等.
■鋼管或電纜布線均可.
■符合GB3836-2000,IEC60079標(biāo)準(zhǔn)要求.

 主要技術(shù)參數(shù) 
               產(chǎn)品型號(hào)              額定電壓 V                額定電流 A              防爆標(biāo)志         電纜外徑 ￠,mm
 
           BZZ51-10/□                                               10 
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           BZZ51-25/□              220/380                          25                Exde II Bt6         10-14 
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           BZZ51-60/□                60                             60                Exde