TFB24 | Belimo | Damper ActuatorTFB24 Damper Actuator, On Off , 24V , spring return (fail safe) For On Off, fail safe control of dampers in HVAC systems. Actuator sizing should be done in accordance with the damper manufacturers specifications. Control is On Off from an auxiliary contact, or a manual switch. The actuator is mounted directly to a damper shaft from 1 4 up to 1 2 in diameter by means of its universal clamp, 1 2 shaft centered at delivery. A crank arm and several

NTC10k (10k2)

external Sensor

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The actuator is mounted directly to a damper shaft up to 3/4” in diameter by means of its universal clamp

LED indicators provide a visual confirmation that the current is flowing through the core

Control is On/Off from an auxiliary contact or a manual switch

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