Gimpel® Steam Turbine Valves

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Steam turbine protection valves are part of the overall rotating equipment protection system and include trip, trip throttle, and non-return valves

As a protection and safety device, Gimpel® valves are designed and manufactured in accordance with rigorous industry specifications including the following:

  • API 611 and 612
  • ASME / ANSI B16.34 and B16.5
  • NEMA SM 23/24
  • CEMARK / PED Certification
  • CRN

Dresser-Rand’s Gimpel steam turbine protection valves handle a wide range of applications and are in operation in petrochemical facilities and power plants around the world.

Model Type Operation Size NPS Pressure ANSI Class Temperature °F (limit) Model Image
TMTTV - (Top Mechanism Trip Throttle Valve) Mechanical Latch Push-to-close 2 - 14 (50-350) 150 - 1,500 950 (510) Click to View
INTTV (Inverted Trip Throttle Valve) Mechanical Latch Pull-to-close 3 - 20 (80 - 500) 150 - 1,500 950 (510) Click to View
OOTV - Oil (hydraulic) Operated (Oil Operated Trip Valve) Oil Operated Pull-to-close 3 - 24 (80 - 600) 150 - 2,500 1,004 (540) Click to View
OOTTV - Oil (hydraulic) Operated (Oil Operated Trip Throttle Valve) Oil Operated Pull-to-close 3 - 24 (80 - 600) 150 - 2,500 1,004 (540) Click to View
OOPTV - Oil (hydraulic) Operated (Oil Operated Trip Positionable Valve) Oil Operated Pull-to-close 6 - 24 (150 - 600) 150 - 2,500 1,004 (540) Click to View
EHTTV - Electro-Hydraulic Trip Throttle Valve Electro-Hydraulic FPull-to-close 3 - 24 (80 - 600) 150 - 2,500 1004 (540)
SDNRV - Swing Disc Non-return Extraction / Induction Power-assisted Valve Swing Disc Non-return Free-swinging 4 - 36 (100 - 900) 150 - 900 950 (510) Click to View

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