视孔灯可根本用户要求做成聚光式，但在      
定货时请注明。                                                         
钢管或电缆布线均可                                          
符合GB3836-2000，IEC60079标准要求          
配用光源 Supplied with lamps  外形尺寸 Outline dimension 
  产品型号                                     额定电压(v)                            白炽灯额定功率(w)
    Type                                          Rated voltage                                Rated power

  BAK51-40                                                                                                   40

  BAK51-60                        AC 220/50Hz及以下And below                       60

  BAK51-100                                                                                                  100            

  BAK51-150                                                                                                  150

 BAK51-200