Barber Colman M574-8520 Damper Actuator (Schneider Electric)
The Barber Colman M574-8520, now supported by Schneider Electric, is a heavy-duty electric damper actuator designed for precise control of airflow in HVAC systems. Engineered for both two-position and modulating applications, this actuator offers dependable torque output, reliable positioning, and long operational life. Its durable construction and versatile mounting options make it well-suited for commercial and industrial environments.
Technical Specifications
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Model: M574-8520
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Type: Electric Damper Actuator
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Manufacturer: Barber Colman (Schneider Electric)
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Control Type: Two-position or modulating (based on wiring/configuration)
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Power Supply: Typically 24V or 120V AC (verify exact model voltage)
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Torque Output: (Refer to technical documentation; generally rated for medium to heavy-duty dampers)
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Rotation: Typically 90°
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Timing: Fixed or field-adjustable travel time
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Mounting: Direct shaft coupling or bracket-mounted
Key Features
-Designed for reliable operation in commercial and industrial HVAC systems
-Compatible with legacy Barber Colman and modern Schneider control platforms
-Robust housing and internal components for long-term durability
-Suitable for high-cycle applications with consistent torque performance
-Compact footprint for flexible installation options
Compatible Components & Accessories
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Damper shafts, brackets, and linkage kits
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Auxiliary switch assemblies for feedback signaling (optional)
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Barber Colman control panels and thermostats
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Schneider Electric building automation systems
Industry Applications
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Air handling units and ventilation control
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VAV systems and HVAC zoning
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Exhaust and intake damper regulation in industrial buildings
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Retrofit applications replacing pneumatic or legacy electric actuators
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Energy management and smart building systems
Installation & Maintenance Notes
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Confirm power supply and control signal compatibility prior to wiring
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Mount actuator securely to damper shaft or bracket with correct alignment
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Set travel limits and test actuator response before system commissioning
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Periodically inspect for mechanical wear, corrosion, or electrical connection issues
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Use only original OEM parts for replacement and service
The Barber Colman M574-8520 delivers robust performance for demanding damper control applications, offering reliability, flexibility, and integration capability for modern and legacy HVAC systems.
We ship this product worldwide! Delivery is normally stock.
Request a Quote now or call us at 1-800-755-2883 for expert assistance