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Using a non-OEM switch with a different water column rating can cause premature shutdown or
Common Questions: Is the gasket included with the 20170903AS cover
It includes O and B terminals for reversing valve switching
For high-pressure steam applications exceeding this threshold
Schneider Electric (Barber Colman) MK-4801 Valve Actuator Els PW 29614 Using a non-OEM switch withThe Schneider Electric MK 4801 represents a rugged solution for proportional control within high capacity HVAC systems. This pneumatic valve actuator features a factory calibrated 3 to 8 psi spring range, designed to provide consistent force for modulating 1 1 2" to 2" VB 9XXX series valve bodies. Built with a metal NEMA Type 1 enclosure, the MK 4801 handles a 30 psig maximum air pressure, ensuring reliable operation in demanding mechanical rooms. The
