Safety and Relief Valve
AL-68-97
* Typically used on hot water appliances with working pressure less than 100kPa.
Specifications
| Feature | Bronze, closed structure, JWWA approved | |
|---|---|---|
| Specifications | Product type | Relief valve for hot water boiler |
| Nominal size | 20A (3/4") | |
| Application | Water | |
| End connection | Inlet: JIS R3/4, outlet: JIS Rc1/2 | |
| Working pressure | 0.097 MPa | |
| Working temperature | Max. 100 degree(C) | |
| Commence-to-blow pressure | 97kPa (+2kPa, -4kPa) | |
| Reseating pressure | 92kPa or higher | |
| Material | Body | Bronze |
| Diaphragm | FKM | |
Remarks
Dimensions and Weights
| Size | L (mm) | H1 (mm) | Weight (kg) |
|---|---|---|---|
| 20A(3/4) | 32 | 47.5 | 0.33 |
About flow rate
Selection data：
Dimensional drawing
