適用范圍Application 1區、2區危場所。 IIA、IIB、類爆竹性氣體環境. 防爆標志: Exd II BT4 Can be used in Zone 1 and Zone 2one 2 dangerous places. Can be used in IIA,IIB 、group explosive atmosphere. Ex-mark:Exd II Bt4 型號含義Model implication 產品特點 Features 防爆軸流風機由防爆電機、葉片、風筒等部件組成. 噪音低、能耗低、防爆性能可靠. 電纜布線. 壁式:風扇外形兩端一邊是喇叭口型,一邊是90度直角法蘭型. 管道式:風扇兩端都成直角法蘭邊可以安裝在管道的中間. 崗位式:除具有壁式特征外,附加崗位腳架附件,風扇腰中 打安裝孔Φ 12. 固定式:除具有壁式特征外,底部焊接固定安裝架(40x40角 鐵制). 主軸轉速(或電機功率或風量)可根據用戶要求選配 符合GB3836-2000，IEC60079 標準要求。 Explostion-proof shaft type fan comprise explosion-proofmotors blades,cylinders and so on. Lownoise,low-energy consumptionreliable explosion-proof performance. Cablewiring. Wall type:the exterior of fan has two terminals,one side is bell-mouthed among the other side is 90 degree right angle flange type. Pipe type:the two-terminal of fan is riht-angleflange that can install among the pipe Bracket type:besides characteristic of wall type,be enclosed with horse. Accessory of position,an install hole Φ 12 be made in the middle of fan. Fixed type:besides characteristic of wll type,the bottom can weld fixed install bracket(40x40 angle iron). Main-role rotary(or motor power or wind) can be matched according to the demand of user. Suitable for GB3836-2000,IEC60079 standard request.