適用范圍
.爆炸性氣體環(huán)境;1區(qū) 2區(qū)
. 爆炸性氣體混合物;IIA IIB類
.溫度組別;T1-T6
.戶內(nèi)戶外
■Application
。Hazardous location;division 1￡2
。Explosive gas atmospheres;IIA IIB
。Temperature classes;T1-T6
。lndoor and oudoor
■產(chǎn)品特點(diǎn)
.鑄鋁合金外殼
.表面噴塑
.微孔傳聲隔爆結(jié)構(gòu)
.外形美觀 傳聲效率高.
■Features
.The shell is cast with aluminum alloy
.Surface sprayed
.Mith beautiful appearance and high efficient sound transmission

■主要技術(shù)數(shù)據(jù) ■Main Technical Parameters

 

額定電壓（V） Rated voltage	額定功率(KW) Rated power	防爆標(biāo)志 Ex-mark	防護(hù)等級(jí) Protection class	防腐等級(jí) Corrosion-proof grade	聲響強(qiáng)度 Sound intensity	持續(xù)通電時(shí)間 Continuous power on time	進(jìn)線口螺紋 Inlet thread	電纜外徑 External diameter of cables
220V	40VA	Exd II BT6	IP65	W WF1 WF2	≥90dB(R=1m)	5min	G1/2(電纜引入)	φ8～φ10mm