产品名称:  BSZD81防爆航空障碍灯（ⅡB）
 
 适用范围 Application
1区、2区危险场所。                                        
ⅡA、ⅡB类爆炸性气体环境。
Can be used in Zone 1 and Zone 2 dangerous places.     
Can be used in IIA、IIB、group explosive atmosphere.
  
 型号含义 Model implication
 

 产品特点 Features                                             外形及安装举例 Outline and installing dimension
◆铸铝合金外壳,表面静电喷塑。
◆铸造成型,结构紧凑,外形美观。
◆在一个灯泡用坏后,自动切换到下一个。
◆采用*化控制电路,*可靠的电器集成元件。
   根据环境亮度自动启闭,可靠性强即在夜晚和多雾
   时自动开启,白天自动关闭。
◆符合GB3836-2000，IEC60079标准要求。
■Diecasted aluminium alloty shell with plastic-sprayed surface.
■Pressure-casted formation,compact structrue and aesthetic appearance.
■Suitable for steel pipe and cable wiring.
■After one bulb failed,another one will auto take place the previous.
■Using optmized control circuit and reliable integral elements,it can be selt-on
     or-off with the ambient temperature,high reliability,l.e.it can be on at
     nights and in fog,and be offin days automatically.
■Suitable for GB3836-2000,IEC60079 standard request.  
主要技术参数 Main technical parameters
                                防爆标志                             防护等级                           电缆外径（￠,mm）                         进线口螺纹（G"）     
                                          Ex-mark                                Protection                           Cable's outside                              Inlet's thread          
                                                                                       grade                                    diameter  
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                                         Exd Ⅱ BT4                              IP65                                        10～14                                                     3/4                    
             
 配用光源 Supplied with lamps
                                    光源类型                    额定电压（v）                          额定功率（w）                               灯座代号                        重量
                                       Lamp type                  Rated voltage           Cable's outside diameter                        Lamp socket                   Mass

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                                     白炽灯                              220V/50Hz                  40、60、１００　　　　　　　　Ｅ２７　　　　　　１３        
                                Rated voltage