RT Series ARA Single Acting Actuators With Spring

ARA single acting actuators with spring, are suitable for the operation of valves for ON-OFF and modulating heavy-duty service. The ARA valve actuator is made by three main parts:

1. The external cylinder group, with a piston inside that divides the internal volume in two chambers. A stem connects the piston to the valve stem.

2. The internal cylinder group that permits to transform through cams the valve movement into rototranslatory.

3. The yoke, that fix the cylinder to the valve. Different kind of pneumatic accessories can be mounted on the ARA valve actuator depending on the performance required.