Configurable, Damper Actuator, 270 in-lbs [30 Nm], Spring return, AC/DC 24 V, DC 2...10 V, 2 x SPDT, NEMA 4

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. Heater must remain powered at all times to ensure proper actuator operation at colder temperatures.

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