44
Control systems Pressure reducing/surplussing valves
Pressure/temperature limits
Pressure psi g
0 29 58 87 116 145 174 203 232 261 276
363
32 122 212 302 413
Steam saturation curve
Pressure bar g
The product must not be used in this region.
Body design conditions
PN25
Maximum design pressure
25 bar g @ 120 °C 363 psi g @ 248 °F
Maximum design temperature
212 °C @ 19 bar g 414 °F @ 276 psi g
Minimum allowable temperature
0 °C
32 °F
Maximum operating pressure for saturated steam service
19 bar g
276 psi g
4.6 14
Maximum operating temperature
212 °C @ 19 bar g 414 °F @ 276 psi g
Minimum operating temperature Note: For lower operating temperatures consult Spirax Sarco
0 °C
32 °F
Maximum downstream reduced pressure
8.6 bar g
125 psi g
Maximum differential pressure
19 bar
276 psi
Maximum recommended turndown ratio 10:1 at maximum flow Designed for a maximum cold hydraulic test pressure of: Note: With internals fitted, test pressure must not exceed:
38 bar g 19 bar g
551 psi g 276 psi g
TI-P186-05 CTLS Issue 9
Page 2 of 7
SRV2S Stainless Steel Pressure Reducing Valve
Powered by FlippingBook