Preheater Bypass Valves

  • For feed water preheater protection

    As preheater bypass to ensure continuos operation of the power plant when a preheater fails

    Coal Fired Power Plants
    Combined Cycle Power Plants
    Industrial Power Plants
    Other preheating systems in boiler feed water circuits

  • UV / SV

  • PED 97/23/EC => Cat. IV - Module G; Cat. III - Module B1+D; Cat. II+I - Module D1(CE)
    AD 2000, TRD, IBR, manufacturing acc. to ASME

  • Sizes
    DN 100 to DN 550 (4" to 22")
    Additional sizes on request
    Pressure Class
    PN 250 / 500
    Class 1500 / 2500
    Special Class acc. to customers specifications
    Own medium controlled with Hand Wheel to return to normal position
    Other actuators on request
    Temperature range
    Max. 400 °C
    Higher temperatures on request
    Stem vertical
    Other installation positions on request
    1.0460 / 1.0619
    SA 105 / SA 216 Gr. WCB

    SA 182 Gr. F1

    1.6368 (WB36)

    Additional materials on request