The check valve permit only one-way air flow and prevents reverse flow.
Konan's check valve are designed for low cracking pressure and very low resistance to air.
Check Valves of CV3 series
Model code
Standard Type
CV3-04
CV3-06
CV3-08
Corrosion-Resistant Surface Type
CV3S-04
CV3S-06
CV3S-08
Port size
8A
10A
15A
20A
25A
Rc1/4
Rc3/8
Rc1/2
Rc3/4
Rc 1
Effective
area of valve
40mm2
63mm2
94mm2
155mm2
210mm2
Working pressure
0.05~0.7MPa
cracking pressure
Less than 0.01MPa
Ambient temp.
General purpose:-20~60℃ Heat-resistant:5~100℃ Freeze-resistant:-40~45℃