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Specifications
Dimensions (mm) and Weights (kg)
About flow rate
Please refer to the nominal size selection chart when the inlet pressure is 0.6 MPa or more and the pressure reduction ratio exceeds 10:1.
Selection data：
Dimensional drawing
- Face-to-face dimensions of the EN standard
- Superior durability
- Stable performance
- Valve leakage meets ANSI Class IV
- High reduction ratio (20:1)
Specifications
| Features | For steam, EN Standard | |
| Type | Pilot operated piston type | |
| Specification | Product type | Pilot-operated type |
| Nominal size | 15A (1/2") - 100A (4") | |
| Application | Steam | |
| End connection | EN PN16 flanged | |
| Inlet pressure | 0.1 - 1 MPa | |
| Reduced pressure | 0.05 - 0.9 MPa | |
| Reduced pressure | 90% 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 |
| Valve and valve seat | Stainless steel | |
| Piston, cylinder | Brass and Bronze | |
| Diaphragm | Stainless steel | |
Dimensions (mm) and Weights (kg)
| Size | L (mm) | H (mm) | Weight (kg) | Cv value |
| 15A(1/2) | 150 | 291 | 8.0 | 1 |
| 20A(3/4) | 150 | 291 | 8.5 | 2.3 |
| 25A(1) | 160 | 300 | 10.0 | 4 |
| 32A(1-1/4) | 180 | 333 | 14.0 | 6.5 |
| 40A(1-1/2) | 200 | 333 | 15.5 | 9 |
| 50A(2) | 230 | 353 | 21.0 | 16 |
| 65A(2-1/2) | 290 | 357 | 30.0 | 25 |
| 80A(3) | 310 | 404 | 37.0 | 36 |
| 100A(4) | 350 | 450 | 57.0 | 64 |
About flow rate
Please refer to the nominal size selection chart when the inlet pressure is 0.6 MPa or more and the pressure reduction ratio exceeds 10:1.
Selection data：
Dimensional drawing
Inquiry - Pressure Reducing Valve GP-1000EN
