Control systems Desuperheaters
4
Technical specifications
1" (DN25)
Water Connection
Diameters
3" (DN80)
Steam Connection
FR
Raised Face
End Connections
RTJ
Ring Type Seal ASME600 and ASME900 only
ASME B16.34 Class 150 - 900 ASME A216 WCB, ASME A217 WC9 and ASME A351 CF8M EN1092-1 PN40 ASME A216 WCB and ASME A351 CF8M EN 12516-1 PN40 ASME A217 WC9 EN1092-1 PN63 - 100 EN 10213 GP240GH (1.0619) and EN 10213 GX5CrNiMo19-11-2 (1.4408) EN 12516-1 PN63 - 100 PN63 - PN100 - EN 10213 G17CrMo9-10 (1.7379)
Pressure Rating/Materials
Steam Pipe Diameter
6" (DN150) to 24" (DN600)
Steam Velocity
6 - 90m/s 1
Rangibility
Up to 50:1
Class IV standard Class V optional - maximum ΔP 30 bar (435.1 psi)
Leakage Class
4.8 25
Minimum approach temperature
6 °C (10.8 °F)
Minimum 3.5 bar (50.76 psi) Maximum 75 bar (1087.78 psi)
Differential pressure between water and steam
Maximum allow water pressure
95 bar (1377.86 psi)
Minimum recommended water temperature Maximum recommended water temperature
50 °C (122 °F)
180 °C (356 °F)
Up to 232 °C (449.6 °F) without the need of steam thermal sleeve Above 232 °C (449.6 °F) we recommend the use of steam thermal sleeve¹
Differential Temperature between water and steam
¹ Optional, upon request. A thermal sleeve is recommended for operational velocities below 10m/s (33ft/s) or low spray water temperatures. See IM-P605-11 for details.
Technical specifications continued on next page
TI-P605-10 TES Issue 5
Page 3 of 11
DA Series Variable Area Desuperheaters
Powered by FlippingBook