Spring Return Electric Actuator

True mechanical spring return providing the most reliable fail safe.

Spring return electric actuator.

Sun yeh s series spring return electric valve actuators and tunnel damper valve actuator utilizes spring driven pinion and rack mechanism to provide torque ranges from 50n m to 260n m mechanical fail safe quarter turn electric actuators. The p series electric actuators is a quarter turn non spring return actuator that fails in place. S 1300 spring return electric actuators product name. These types of actuators are used in situations that require valves to automatically and immediately enter a safe position upon loss of power.

S 1300 spring return electric actuators. It is available from 300 in lbs through 40 500 in lbs. Most actuators are available through the range of 12v to 230v. Max torque 130 n m 1150 lb in standard weight 58 kg 127 lb w manual override weight 75 kg 164 lb mounting flange iso 5211 f10.

A non intrusive intelligent fail safe quarter turn actuator for on off and modulation control in fail safe applications. Available in 300 600 1200 and 1800 in lb units in both on off and modulating. Explosion proof class i division 1 groups c d t4 design weatherproof type 4 4x. Spring return electric actuators.

With over 50 years of experience in the valve automation industry dresser natural gas solutions rcs offers a comprehensive line of quarter turn multi turn and the industry leading surepowr series of spring return electric actuators designed to address the most severe and demanding service requirements. That s why you ll find a wide range of actuator options here. Rts fail safe electric actuators with true mechanical spring return for fail safe positioning are designed and field proven for reliable shutdowns on loss of power or signal. When power is supplied the spring mechanism is compressed to store energy for movement.

The design has the ability to independently adjust motor speed and fail safe shutdown time. Spring return electric actuators are used in critical processes to return quarter turn valves to their safe position even with the absence of power. Fail safe spring return electric actuators more simply known as spring return electric actuators are used on linear and rotary valves in a range of applications across nearly all industrial process systems. All actuators have an internal heater for moisture control dual spdt switches and positive mechanical stops on larger models.

Once the power is lost or removed the controlled. Belimo spring return actuators extensive torque offering 18 in lb to 180 in lb a vast selection of actuators for a wide range of applications.