220V防爆聲光報警器（ⅡB） 
 
BBJ-220V防爆聲光報警器適用范圍 Application  
1區(qū)、2區(qū)危險場所。                                        
ⅡA、ⅡB類爆炸性氣體環(huán)境。
Can be used in Zone 1 and Zone 2 dangerous places.     
Can be used in IIA、IIB、group explosive atmosphere. 
BBJ-220V防爆聲光報警器型號含義 Model implication 
BBJ-220V防爆聲光報警器產(chǎn)品特點 Features
鑄鋁合金殼體,表面噴塑。                                                           The shell is of diecasted A1-alloy with plastic-sprayed surface.
鋼化玻璃罩，具有較強(qiáng)的抗沖擊能力，并有紅，黃，         The enclosure is made of toughened glass with well impulsion-withs-
藍(lán)等我咱顏色可供選擇。                                                                   tanding,and its color can be freely selectde.
鋼管或電纜布線均可。                                                                  Suitable for steel pipe and cable wiring.
符合GB3836-2000，IEC60079標(biāo)準(zhǔn)要求。                                    Suitable for GB3836-2000,IEC60079 standard request
 
BBJ-220V防爆聲光報警器主要技術(shù)參數(shù) Main technical parameters
        額定電壓(v)                閃光次數(shù)                聲音強(qiáng)度(dB)      防爆標(biāo)志           防護(hù)等級           電纜外徑(￠,mm)         進(jìn)線口螺紋(G")     
             Rated voltage    Sparkling frequency         Sound strength      Ex-mark              Protection             Cable's outside             Inlet's thread         
                                                                                                                                                    grade                                                             diameter 
--------------------------------------------------------------------------------
            220V/50Hz                    150/min                             ≥50               Exd Ⅱ BT4             IP54                        10～14                            G3/4                    
                        
 外形及安裝舉例 Outline example
 
                                                      座式(z) Socket                            吊桿式(g) Pendant