Description
Overview
The Schneider Electric (Barber Colman) MK-3101 is a reliable pneumatic damper actuator engineered for precise damper positioning in commercial HVAC and building automation systems. Featuring a spring-return design, this actuator automatically retracts the shaft upon loss of air pressure, providing a built-in fail-safe function that protects equipment and maintains system safety.
Key Features
- Spring range: 3 to 8 PSI for accurate pneumatic control
- Adjustable stroke: 2″ to 4″ to accommodate a variety of damper linkage configurations
- Spring-return fail-safe: actuator shaft retracts automatically on loss of air pressure
- Maximum air pressure: 30 PSIG for safe, reliable operation
- Air connections: 1/8″ FNPT for easy integration with standard pneumatic tubing
Applications
The MK-3101 is ideal for use in commercial building HVAC systems where pneumatic control of dampers is required. It is well-suited for air handling units, economizers, VAV systems, and other applications demanding dependable actuator performance with a fail-safe return.
Specifications
- Model: MK-3101
- Brand: Schneider Electric (Barber Colman)
- Actuator Type: Pneumatic, Spring-Return
- Spring Range: 3–8 PSI
- Adjustable Stroke: 2″ to 4″
- Maximum Air Pressure: 30 PSIG
- Air Connection: 1/8″ FNPT
- Fail-Safe Action: Spring retracts actuator shaft on loss of air pressure
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