Made in Japan
Manufacturer: Yoshitake
Model: GPK-2001
- Remote air-loaded control
- Wide adjustment range
- Stable operation against inlet pressure fluctuation
Features |
For steam, remote control |
Type |
Remote Air-loaded, Pilot operated diaphragm type |
Specifications |
Product type |
Pilot-operated type |
Nominal size |
15A (1/2″) – 100A (4″) |
Application |
Steam |
End connection |
JIS Rc screwed,JIS 20K RF flanged,JIS 10K FF flanged |
Inlet pressure |
0.1 – 2 MPa (0.1 – 1.0 MPa for JIS 10K) |
Reduced pressure |
0.05 – 0.9 MPa (0.05-0.85MPa for JIS 10K) |
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 |
Size |
L (mm) |
H (mm) |
Weight (kg) |
Cv value |
15A(1/2) |
150 |
335 |
14.0 |
5 |
20A(3/4) |
150 |
335 |
14.0 |
7.2 |
25A(1) |
160 |
341 |
18.5 |
10.9 |
32A(1 1/4) |
180 |
371 |
21.5 |
14.3 |
40A(1 1/2) |
180 |
371 |
21.5 |
18.8 |
50A(2) |
230 |
435 |
33.0 |
32 |
Size |
L (mm) |
H (mm) |
Weight (kg) |
Cv value |
15A(1/2) |
146 |
335 |
15.5 |
5 |
20A(3/4) |
146 |
335 |
16 |
7.2 |
25A(1) |
156 |
341 |
21 |
10.9 |
32A(1 1/4) |
176 |
371 |
24 |
14.3 |
40A(1 1/2) |
196 |
371 |
24.5 |
18.8 |
50A(2) |
222 |
435 |
36 |
32 |
65A(2 1/2) |
282 |
489 |
64.5 |
54 |
80A(3) |
302 |
512 |
71.5 |
70 |
100A(4) |
342 |
595 |
111 |
108 |
About flow rate