型號規格

PHY?4

PHY?8

PHY16

PHY?24

PHY?32

PHY?48

PHY?64

PHY?76

PHY100

主管通徑

50

65

80

100

100

150

150

150

200

支管通徑

20

25

32

50

50

50

50

65

80

流量范圍

1-4

2-8

3-16

4-24

7.5-32

12-48

15-64

17-76

20-80

壓力降

≤0.05

進水口壓力

0.6-1.2