前段轴承型号:前6204 后6203订货时,请注明电压太周波数(任何电压均可)型号额定电压V额定电流A频率Hz最大气压kPa最大流量m3/h最大真空度-kPa功率kW转速r/min噪声dB(A)净重kg毛重kg装箱体积cm3HG-750B2206.3(7.56)50(60)21(25)120(145)17(20)0.75(0.90)2800(3400)6015.316.034x34x35HG-750SB220Y38050(60)21(25)120(145)17(20)0.75(0.90)2800(3400)6015.916.634x34x35