適用于：石油、化工、冶金、水泥、造紙等行業(yè)，拖動(dòng)各種機(jī)械設(shè)備 Applications: Driving the equipment of the petroleum industry、chemistry industry、metallurgy industry、paper making，etc. 特點(diǎn)：外型美觀，噪聲低、振動(dòng)小，絕緣等級(jí)為F級(jí)，外殼防護(hù)等級(jí)為IP54或IP55。 Features: beautiful Profile, low noise and vibration. The insulation class is F; the protective class is IP54 or IP55. 使用條件：海拔不超過(guò)1000m。環(huán)境溫度隨季節(jié)變化，但***高不超過(guò)+40℃， Circumstance For Use: The altitude not exceeding 1000m above sea level. The ambient temperature subject to seasonal