Description
Schneider Electric (Barber Colman) MA51-7103-100 Damper Actuator Overview
The Schneider Electric (Barber Colman) MA51-7103-100 is a 24-volt, spring-return, two-position damper actuator engineered for reliable on/off damper control in commercial and industrial HVAC systems. With a robust 105 lb-in torque output, this actuator delivers the driving force needed to operate a wide range of damper assemblies. The integrated manual override feature allows technicians to position the damper blade by hand during commissioning, maintenance, or power-loss situations — eliminating the need for additional tools and reducing system downtime.
Key Features
- Control Voltage: 24V AC/DC for compatibility with standard building automation and HVAC control systems
- Spring Return (SR) operation ensures the actuator returns to its fail-safe position upon loss of power
- Two-Position (2-POS) control for straightforward open/close damper applications
- 105 lb-in torque output for dependable operation across a variety of damper sizes and configurations
- Manual Override (MAN OVER) allows hand-positioning of the actuator without electrical power
- Designed as a direct replacement for legacy Barber Colman actuators in existing installations
- Compact, rugged housing suitable for commercial building automation environments
Applications
- Commercial HVAC damper control in air handling units (AHUs)
- Ventilation and exhaust damper actuation
- Building automation system (BAS) integration
- Retrofit and replacement of existing Barber Colman actuators
- Industrial process ventilation damper control
Product Specifications
- SKU: MA51-7103-100
- Brand: Schneider Electric (Barber Colman)
- Control Voltage: 24V
- Action: Spring Return
- Control Type: 2-Position (On/Off)
- Torque Rating: 105 lb-in
- Manual Override: Yes
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