DL立式多级泵性能参数型号级数转速效率必需汽蚀余量流量扬程功率重量r/min%Mm3/hMkwKg40DL6.2-11.2*221450403.196.223.61.515240DL6.2-11.2*331450403.196.235.42.216940DL6.2-11.2*441450403.196.247.2318640DL6.2-11.2*551450403.196.259420340DL6.2-11.2*661450403.196.270.8422040DL6.2-11.2*771450403.196.282.65.523740DL6.2-11.2*881450403.196.294.45.525440DL6.2-11.2*991450403.196.2106.27.527140DL6.2-11.2*10101450403.196.21187.5/40DL6.2-11.2*11111450403.196.2129.87.5/40DL6.2-11.2*12121450403.196.2141.611/型号级数转速效率必需汽蚀余量流量扬程功率重量r/min%Mm3/hMkwKg50