- VB-7 protects equipment and piping from damage caused by a vacuum conditions.
- Stable performance without chattering and hunting.
Japan, Yoshitake
YOSHITAKE VB-7 Vacuum Relief Valve
Made in Japan
Manufacturer: Yoshitake
Model: VB-7
Specifications
Features | Vacuum relief valve | |
---|---|---|
Specifications | Product type | Vacuum relief valve |
Nominal size | 15A (1/2″) – 50A (2″) | |
Application | Steam, air | |
End connection | JIS R screwed | |
Max. pressure | 1 MPa | |
Max. temperature | 200 degree(C) | |
Working pressure | -48 to -0.5kPa * | |
Material | Body | Brass |
Valve | Bronze | |
Valve seat | Brass |
Remarks
* Regulating pressure range
A: -0.5 to -21 kPa
B: -21 to -48 kPa
C: -48 to -81 kPa
Dimensions and Weights
Size | H (mm) | Weight (kg) |
---|---|---|
15A(1/2) | 100 | 0.5 |
20A(3/4) | 100 | 0.5 |
25A(1) | 112.5 | 0.75 |
32A(1 1/4) | 113.5 | 1.05 |
40A(1 1/2) | 130 | 1.45 |
50A(2) | 165.5 | 2.45 |