4-72型(xing)(xing)(xing)離(li)心式(shi)通風(feng)(feng)(feng)機(ji)(ji)可輸送空氣(qi)(qi)(qi)(qi)(qi)(qi)和(he)其他不(bu)自燃(ran)的(de)、對(dui)(dui)人體無(wu)害的(de)、對(dui)(dui)鋼材(cai)無(wu)腐蝕性(xing)(xing)的(de)氣(qi)(qi)(qi)(qi)(qi)(qi)體。氣(qi)(qi)(qi)(qi)(qi)(qi)體內不(bu)允許(xu)有(you)(you)粘性(xing)(xing)物(wu)質(zhi)(zhi)，所含塵土及(ji)硬(ying)質(zhi)(zhi)顆粒物(wu)不(bu)大(da)于150mg/立方。氣(qi)(qi)(qi)(qi)(qi)(qi)體溫度不(bu)得超過80°C。該風(feng)(feng)(feng)機(ji)(ji)具有(you)(you)良好(hao)的(de)氣(qi)(qi)(qi)(qi)(qi)(qi)動性(xing)(xing)能、運轉平衡、振動小、效率高、壽(shou)命(ming)長等特點。廣泛適用(yong)于工礦企業、大(da)型(xing)(xing)(xing)建筑物(wu)、賓館酒樓(lou)等室(shi)內通氣(qi)(qi)(qi)(qi)(qi)(qi)換氣(qi)(qi)(qi)(qi)(qi)(qi)。B4-72型(xing)(xing)(xing)防爆型(xing)(xing)(xing)離(li)心式(shi)通風(feng)(feng)(feng)機(ji)(ji)、主要(yao)(yao)有(you)(you)鋁葉輪、機(ji)(ji)殼(ke)(ke)、進(jin)風(feng)(feng)(feng)口等部分與防暴(bao)電(dian)機(ji)(ji)組(zu)(zu)成、可作為(wei)易燃(ran)揮(hui)發性(xing)(xing)氣(qi)(qi)(qi)(qi)(qi)(qi)體的(de)通風(feng)(feng)(feng)換氣(qi)(qi)(qi)(qi)(qi)(qi)只(zhi)用(yong)、其性(xing)(xing)能和(he)安裝(zhuang)尺寸同(tong)于4-72型(xing)(xing)(xing)。F4-72型(xing)(xing)(xing)為(wei)防腐型(xing)(xing)(xing)離(li)心式(shi)通風(feng)(feng)(feng)機(ji)(ji)，主要(yao)(yao)用(yong)不(bu)銹鋼（或玻璃鋼）材(cai)質(zhi)(zhi)制(zhi)成的(de)葉輪、機(ji)(ji)殼(ke)(ke)、進(jin)風(feng)(feng)(feng)口等部分與電(dian)機(ji)(ji)組(zu)(zu)成，可用(yong)于輸送腐蝕性(xing)(xing)氣(qi)(qi)(qi)(qi)(qi)(qi)體，其性(xing)(xing)能與安裝(zhuang)尺寸同(tong)于4-72型(xing)(xing)(xing)。