Schneider Electric (Barber Colman) MA-5210 Hydraulic Actuator

The Schneider Electric MA-5210 is a heavy-duty two-position hydraulic actuator engineered for reliable on-off control of HVAC dampers and valves. Formerly branded as Barber Colman, this unit operates on 120V AC and delivers a consistent 20 lbs force output, ensuring positive closure in demanding configurations. It is chemically identical to and directly replaces model variations MA-5210-0-0-2, MA-5210-0-0-3, and MA-5210-0-0-4, providing a versatile solution for field retrofits. Integrated with a 15-second spring return, the MA-5210 provides essential fail-safe positioning during power loss. The NEMA 1 rated enclosure is constructed from rugged plastic and rated for indoor applications, consuming 18 VA of input power during operation. Designed for panel mount installation, this actuator utilizes screw terminal connectors for secure electrical termination, making it a standard choice for institutional and industrial building automation systems.

Key Benefits for Technicians:

• Direct Compatibility: Drop-in replacement for legacy Barber Colman MA-5210 series actuators, reducing downtime during maintenance.
• High Force Output: Provides 20 lbs of linear force to handle larger damper linkages and valve assemblies.
• Rapid Fail-Safe: Mechanical 15-second spring return ensures the system returns to a safe state immediately upon power disconnection.
• Efficient Power Draw: Optimized 14-watt operating consumption allows for multiple units on a single control circuit.
• Robust Construction: Oil-immersed motor and gear train provide superior heat dissipation and longevity compared to standard gear-driven units.

Common Installation Questions:

Is the MA-5210 compatible with older Barber Colman linkages?
Yes, as a direct successor in the 5000 series, this actuator maintains the standard mounting footprint and stroke characteristics required for existing Barber Colman valve and damper hardware.

Does this unit support proportional control?
No, this is a two-position hydraulic actuator designed for full-open or full-closed operation. For modulating requirements, a different series actuator would be required.

Can this actuator be mounted in any orientation?
Standard practice for hydraulic actuators is to mount them in an upright position to ensure proper fluid distribution and seal integrity over long-term operation.

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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.