型號      流量(m3/h)   揚程(M)   轉速(R/min)    電機功率(KW)
50FSB-20      8           21         2900            3
           *12.5         20         2900            3
            15          18         2900            3
50FSB-25     8           26         2900           3 
          *12.5          25         2900            3
            15          22          2900            3
50FSB-30     8           31          2900            3
          *12.5          30          2900            3
            15          27.5         2900            3