The KSB Acto is a Double-acting Hydraulic Actuator that can be mounted on quarter-turn valves (butterfly valves or ball valves). It has a control pressure up to 120 bar. The Acto can be mounted on various types of valve stem ends (square end, flat end or key). It has force transmission via rack-and-pinion and scotch-yoke or patented Amri yoke kinematics provides output torques of up to 125000 Nm which are ideal for actuating quarter-turn valves.
The KSB Acto is equipped with a visual position indicator and adjustable travel stops for open/closed position as standard. A manual override can be provided on request. The following accessories are available for hydraulic control: – Shut-off valve – Hydraulic locking – Emergency shutdown (ESD) ACTO can be combined with all AMTROBOX control units.
