EFB24-MFT Damper Actuator, multifunctional control, 24V, spring return (fail-safe)

For fail-safe, modulating control of dampers in HVAC systems. Actuator sizing should be done in accordance with the damper manufacturer’s specifications. A feedback signal is provided for position indication or master-slave applications. Two EF’s can be piggybacked for torque loads of up to 540 in-lbs. Minimum 3/4” diameter shaft. OR Maximum of three EF’s can be piggybacked for torque loads of up to 810 in-lbs. Minimum 1” diameter shaft. Master-Slave wiring for either configuration.

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