Available Sizes

Hydraulic pump and motor transmission systems are available for almost any speed output, from 100 to 3000 rpm for power outputs up to 500 hp (370 kW). For larger power drives, speed selection is more limited.

Table 1 illustrates readily available standard pump and hydraulic drive sizes from one manufacturer.

TABLE 1 Standard pump sizes readily available with hydraulic drives

Discharge diameter,

Capacity range,

Total head range,

in (cm)

gpm (m3/h)

ft (m)a

4 (10)

475-1,025

(110-280)

8—10(2—12)

6 (14)

700-1,450

(160-330)

18—50 (5—15)

8 (20)

1,400-2,300

(820-520)

5—23 (1.5—7)

12 (89)

2,500-4,000

(570-910)

5—45 (1.5—14)

16 (41)

4,000-8,000

(910-1,800)

5—28 (1.5—7)

18 (46)

5,000-9,000

(1,100-2,000)

18—45 (5—14)

20 (51)

7,000-12,000

(1,600-2,700)

5—20 (1.5—6)

24 (61)

12,000-17,000

(2,700-3,900)

5—22 (1.5—7)

30 (76)

23,000-27,000

(5,200-6,100)

5—22 (1.5—7)

36 (91)

24,000-35,000

(5,400-7,900)

5—19 (1.5—6)

42 (107)

45,000-53,000

(10,000-12,000)

5—16 (1.5—5)

60 (152)

100,000-120,000

(23,000-27,000)

5—16 (1.5—5)

aMost units can be double-staged to accomplish twice the heads shown.

aMost units can be double-staged to accomplish twice the heads shown.

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