YD---机型编号 Model number
S/N/W---机型方式一(N/S)槽内式(W)槽外式 Model type -(n / s) in tank (W) out of tank
40---出口管径一15mm-100mm Outlet pipe diameter-15mm-100mm
SK---液体比重一<1.3 Specific gravity of liquid-<1.3
1---电机马力一1/15HP-20HP Motor horsepower-1/15HP-20HP
5---电机频率一5-50HZ,6-60HZ Motor frequency-5-50 Hz,6-60Hz