Safety Selector Valve

Safety Selector Valve

A safety selector valve provides a safe, efficient method of switching from an active pressure relief device to a standby, maintaining system overpressure protection regardless of Safety Selector Valve position.

 

Sizes 1"- 8"
Pressure rating ANSI #150 - #2500
Material valve body WCB, CF8M, Duplex, Inconel, Hastelloy, Monel etc (also NACE)
Material in trim PTFE, graphite, PEEK
  • Provides high Cv values, resulting in less than 3% pressure drop to the active PRV inlet, when used with the largest API orifice available in a given valve size, in accordance with the recommendations of API RP520 Part II, Section 2.2 and ASME Section VIII, Division 1, Appendix M-7. Thereby greatly reducing the possibility of destructive chatter of the PRV.Greatly reduces field installation costs and space requirements through preassembled and compact design.
  • Allows pressure relief device maintenance without process shutdown.
  • Meets all mandatory requirements of ASME Section VIII, Division 1, UG-135.
  • No seat lapping required for maintenance.
  • Only recommended spare parts are soft goods which reduces cost of ownership.
  • Type tested by DNV

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