Specifications
| Features | For steam, large capacity, EN standard | |
|---|---|---|
| Type | Pilot operated diaphragm type | |
| Specifications | Product type | Pilot-operated type |
| Nominal size | 15A (1/2″) – 200A (8″) | |
| Application | Steam | |
| End connection | EN PN16/25 flanged | |
| Inlet pressure | 0.1 – 2 MPa | |
| Reduced pressure | 0.02 – 1.7 MPa (*) | |
| Reduced pressure | 85% or less of the inlet pressure(gauge pressure) | |
| Min. differential pressure | 0.05 MPa | |
| Max. pressure reduction ratio | 20 : 1 | |
| Working temperature | Max. 220 degree(C) | |
| Valve seat leakage | 0.01% or less of rated flow | |
| Material | Body | Ductile cast iron |
| Main valve, valve seat | Stainless steel | |
| Pilot valve, pilot valve seat | Stainless steel | |
| Diaphragm | Stainless steel | |
Dimensions and Weights
| Size | L (mm) | H (mm) | Weight (kg) | Cv value |
|---|---|---|---|---|
| 15A(1/2) | 150 | 398 | 15.7 | 5 |
| 20A(3/4) | 150 | 398 | 16.4 | 7.2 |
| 25A(1) | 160 | 404 | 20.8 | 10.9 |
| 32A(1-1/4) | 180 | 434 | 24.7 | 14.3 |
| 40A(1-1/2) | 200 | 434 | 25.6 | 18.8 |
| 50A(2) | 230 | 498 | 38.1 | 32 |
| 65A(2-1/2) | 290 | 552 | 66.7 | 54 |
| 80A(3) | 310 | 575 | 73 | 70 |
| 100A(4) | 350 | 658 | 114.3 | 108 |
| 125A(5) | 400 | 658 | 115 | 112 |
| 150A(6) | 480 | 814 | 234 | 225 |
Dimensional drawing
