防爆标志：ExedIIBT4，ExdIICT4防护等：IP54防腐等：WF1额定电压：AC220/380主轴转数:1450r/min，2900r/min,960r/min技术参数型号转速rpm风量m3/h风压Pa功率kw噪声dB(A)SF2.5-2290021002150.2565SF2.5-41450100350.1259SF3-2290030002300.3768SF3-414502000590.1261SF4-4145053001670.5572SF4-69604200900.2564SF5-4145099002000.7574SF5-696077001200.3766SF6-41450187003002.280SF6-6960130001801.175SF7-4145024500350385SF7-6960215002102.280)