The Barber Colman MA-416-500 is a two-position electric damper actuator designed for reliable open/close control in HVAC systems. Operating on 208V AC, it delivers 60 in-lb of torque and features a spring return mechanism to ensure the actuator returns to its fail-safe position upon power loss. An integrated SPDT auxiliary switch provides additional control capabilities.
Technical Specifications
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Model: MA-416-500
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Type: Electric damper actuator
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Voltage: 208V AC
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Control Signal: Two-position (on/off)
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Torque: 60 in-lb (6.8 N·m)
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Run Time: Approximately 38 seconds at 75°F (24°C)
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Spring Return: Yes; counterclockwise rotation upon power loss
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Auxiliary Switch: SPDT; makes or breaks circuit at powered end of stroke
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Power Consumption: 104 VA running, 38 VA holding
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Mounting: Output shaft must be horizontal
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Enclosure Rating: NEMA Type 4 when used with provided gasket and water-tight conduit connectors
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Ambient Temperature Range: -40°F to 136°F (-40°C to 58°C)
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Condition: New
Key Features
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Provides reliable two-position control for HVAC dampers
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Spring return mechanism ensures safety during power loss
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Integrated SPDT auxiliary switch for additional control functions
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Rugged die-cast aluminum housing suitable for various environments
Compatible Applications
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HVAC systems requiring two-position damper control
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Ventilation and exhaust systems
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Applications where precise damper positioning is critical
Installation & Maintenance Notes
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Ensure proper alignment during installation to prevent binding
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Verify electrical connections match the actuator’s specifications
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Regularly inspect for signs of wear or damage
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Follow manufacturer guidelines for maintenance procedures
We ship this product worldwide! Delivery is normally stock.
Request a Quote now or call us at 1-800-755-2883 for expert assistance