Butterfly valve MPX

manualfor dieselmotor

The Chalwyn MPX Pressure to Close Butterfly Valve with Manual Close is designed to mechanically latch in the open position for the diesel engine to run. In the event of an engine overspeed condition, direct pneumatic pressure is applied to release the latching mechanism and allow positive spring action to close the valve. The valve is designed to be opened manually. The valve includes options for a microswitch position indication, local stop button close, pushbutton manual cable close, and pull “T” handle manual cable close. Features For use with automatic or manual electric systems Suitable for hazardous and non-hazardous area applications Pressure to close valve is between 29 to 145 psi (2 to 10 bar) Local and cable operated manual close options Slim-fit 3”, 5”, and 8” (76mm, 127mm, and 203mm) valve body Basic flange mount with hose adaptors available (1½” to 8” | 38 to 203mm) Valve bodies and discs are PTFE coated hard anodized aluminum Shaft and mechanisms are stainless steel