歐(ou)(ou)冠(guan)(guan)鼓(gu)(gu)風(feng)(feng)(feng)機(ji)(ji)(ji)的防護等(deng)(deng)級(ji)(ji)是IP55；歐(ou)(ou)冠(guan)(guan)鼓(gu)(gu)風(feng)(feng)(feng)機(ji)(ji)(ji)能(neng)效(xiao)等(deng)(deng)級(ji)(ji)有2級(ji)(ji)能(neng)效(xiao)和3級(ji)(ji)能(neng)效(xiao)，歐(ou)(ou)冠(guan)(guan)鼓(gu)(gu)風(feng)(feng)(feng)機(ji)(ji)(ji)各系列風(feng)(feng)(feng)機(ji)(ji)(ji)產品：變頻高(gao)速離心鼓(gu)(gu)風(feng)(feng)(feng)機(ji)(ji)(ji)、中壓隔(ge)熱(re)鼓(gu)(gu)風(feng)(feng)(feng)機(ji)(ji)(ji)、低(di)壓散熱(re)鼓(gu)(gu)風(feng)(feng)(feng)機(ji)(ji)(ji)、耐高(gao)溫高(gao)壓隔(ge)熱(re)鼓(gu)(gu)風(feng)(feng)(feng)機(ji)(ji)(ji)、量大節能(neng)高(gao)壓風(feng)(feng)(feng)機(ji)(ji)(ji)，都是通(tong)過國(guo)家(jia)認(ren)(ren)證(zheng)(zheng)，有能(neng)效(xiao)等(deng)(deng)級(ji)(ji)證(zheng)(zheng)書的。歐(ou)(ou)冠(guan)(guan)鼓(gu)(gu)風(feng)(feng)(feng)機(ji)(ji)(ji)廠家(jia)（廣(guang)東歐(ou)(ou)冠(guan)(guan)智能(neng)風(feng)(feng)(feng)機(ji)(ji)(ji)股(gu)份有限公司）重視歐(ou)(ou)冠(guan)(guan)風(feng)(feng)(feng)機(ji)(ji)(ji)各方(fang)面的認(ren)(ren)證(zheng)(zheng)，歐(ou)(ou)冠(guan)(guan)鼓(gu)(gu)風(feng)(feng)(feng)機(ji)(ji)(ji)各系列風(feng)(feng)(feng)機(ji)(ji)(ji)產品通(tong)過了CE認(ren)(ren)證(zheng)(zheng)和3C認(ren)(ren)證(zheng)(zheng)，需(xu)要可提供歐(ou)(ou)冠(guan)(guan)風(feng)(feng)(feng)機(ji)(ji)(ji)系列產品相關(guan)認(ren)(ren)證(zheng)(zheng)證(zheng)(zheng)書。