Self-operated Pressure Control Valve

The30PNM sel-perated pressure
control valveis composed of the
control valve, actuator and a spring
used for pressure seting.
It is suitable for controling before-
valve pressure (when the before-valve pressure ises,the control valve is
opened) or after-vave pressure
(Whenthe after-valve pressure rises,
the control valve is closed) in the
pipes of non-corrosive liquids, gases
and steams.
It is widely used in such induisties
as petroleum,chemical industry,
electric power, metallurgy.medicine,
food, textile machin