Sempell SSS9 Main Steam Isolation Valve

Sempell SSS9 Main Steam Isolation Valve

Sempell™ SSS9 is a BWR main steam isolation valve. Y-pattern valve, first barrier inside containment, ensuring fast closing in emergency modes. Angle type valve, second barrier outside containment. System media operated for fast closing.

System medium-operated with a permanent magnet to keep the valve open in absence of system pressure Stroke time: 1-2s.

Any questions?

Elsa Mehto
Key Account Manager Nuclear
Phone. 0207 416 203
Mob. 0400 818 441

Henna Ketoja
Inside Sales Engineer
Mob. 400 612 124

Risto Wallin
Country Manager Askalon Finland
Phone. 0207 416 209
Mob. 0400 448 248

Size Up to NPS 18 / DN 450
Pressure class 900 / PN 160
Body material Cast steel WCB with stubs of forged steel A105 (1.0460)
Qualification Sempell laboratory

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