A.3
High pressure hose dimensioning
Data source: TI013GB - 01
Hose dimension
Minimum
flow
Maximum
flow
Maximum
lenght
Minimum bending
radius (@ 90°)
1/16"
0.26 gph
(1 l/h)
5.3 gph
(20 l/h)
82 ft.
(25 m)
3.2 inch
(80 mm)
1/8"
2.6 gph
(10 l/h)
23.8 gph
(90 l/h)
196 ft.
(60 m)
3.9 inch
(100 mm)
1/4"
18.5 gph
(70 l/h)
92.5 gph
(350 l/h)
492 ft.
(150 m)
5.1 inch
(130 mm)
3/8"
52.8 gph
(200 l/h)
211 gph
(800 l/h)
656 ft.
(200 m)
7.1 inch
(180 mm)
PA 10/8 mm
(pressure release hose)
65 ft.
(20 m)
5.9 inch
(150 mm)
Example:
1/8"
16 gph (60 l/h)
164 ft. (50 m)
1/16"
2.1 gph (8 l/h)
49 ft. (15 m)
PA 10/8
Drain hose from zone valve
(pressure release)
Min. 2 %
Down slope
3/8"
185 gph (700 l/h)
492 ft. (150 m)
1/4"
86 gph (325 l/h)
426 ft. (130 m)
Figure 40: Example high pressure hose dimensioning
74
Appendix-A
2591584_EN_1706
ML Systems