產品名稱:  BZC51防爆操作柱（ⅡB）
 
 適用范圍 Application
1區、2區危險場所.
IIA、IIB、類爆炸性氣體環境.
Can be used in Zone 1and Zone 2 dangerous places.
Can be used in IIA、IIB group explosive atmosphere.    

型號含義 Model implication    
總單元含義 Applicatinon of chief part       

第一單元含義 Application of first part                         第二單元 Application of second part    
第三單元 Application of third pqrt                         第四單元 Application of third part 

產品特點 Features
■ 鑄鋁合金外殼,表面噴塑.                                                            ◆ Al-alloy diecasted shell with plastic-sprayed surface
■ 內裝萬能轉換開關、按鈕、電流表(可按用要求                     ◆ Inside is mounted univeral changeover swith,button,ammeter(can mountother
     裝其他儀表)、指示燈.                                                                          instruments according to user's requirement)and indicator,etc.
■ 轉換開關有30多種功能可由用戶自由選擇,可根據                  ◆ There are more than 30 functions of changeover switch available to be chosen
     要求特制.
■ 萬能開關操縱機構經過優化設計,可以自動找正,能                 ◆  Can be customized according to user's requirement.
     能保證轉動靈活,無卡滯現象.
■ 電流表量程由用戶指定.                                                              ◆  The ammeter'smeasuring range can be determinedby users.
■ 鋼管或電纜布線均可.                                                                  ◆   Suitable for steel pipe and cable wiring.
■ 產品出廠銘牌上只體現總單元內容,名分單元代號                  ◆ The marker of product when ex-factory only reflect the content of chief part,
     為訂貨參數.                                                                                  ◆ The code of other parts is ordering parameter.
■ 符合GB3836-2000,IEC60079標準要求.                                      ◆  Suitable for GB3836-2000,IEC60079 standard request.
主要技術參數 Main te chnical parameters
     使用類別      &nb