BELIMO LMC24TB P5 TPP Non-Spring Return Actuator
with the BELIMO LMC24TB P5 TPP Non-Spring Return Actuator. Engineered for reliability and performance, this 24VAC direct-coupled actuator provides accurate proportional control for ventilation dampers, VAV units, and air handling systems. Its non-spring return (fail-in-place) design is ideal for applications where safety does not require the damper to return to a specific position upon power loss.
Key Features & Benefits:
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Proportional 3-Point Floating Control (TPP):Â Receives a 0-10 VDC or 4-20 mA input signal and provides a 3-point floating (PWM) output for precise, modulating control of the damper position. This ensures optimal airflow, temperature, and pressure regulation.
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High Torque Output (35 in-lb):Â With a powerful 35 inch-pounds of torque, the LMC24TB is capable of operating large or stiff dampers with ease, ensuring reliable performance even in demanding commercial and industrial applications.
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Non-Spring Return (Fail-in-Place) Design:Â In the event of a power failure, the actuator remains in its last position. This “fail-in-place” feature is perfect for general ventilation and mixing applications where a specific safe position is not critical.
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90-Second Travel Time:Â Provides a balanced speed for accurate modulation without being too slow for system adjustments, making it highly versatile for a wide range of HVAC control sequences.
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Direct Coupling & Universal Compatibility:Â Features Belimo’s standardized, tool-free LINK-MSR2 coupling system for quick and easy installation on a vast range of damper shafts. Simplifies inventory and reduces installation time.
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Durable & Reliable:Â Built with a robust, self-locking gear train and a high-quality synchronous motor, this actuator is designed for millions of cycles and long-term, maintenance-free operation in harsh HVAC environments.
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Manual Override & Visual Position Indicator:Â Includes a convenient manual override knob for testing and balancing, along with a clear mechanical position indicator for easy setup and troubleshooting.
Technical Specifications:
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Model:Â LMC24TB P5 TPP
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Control Signal:Â Proportional, 3-Point Floating (TPP)
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Input Signal:Â 0-10 VDC or 2-10 VDC / 4-20 mA (Selectable)
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Torque:Â 35 in-lbs (4 Nm)
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Travel Time: 90 seconds (for 90° rotation)
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Power Supply:Â 24 VAC, 50/60 Hz
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Return Action:Â Non-Spring Return (Electric Dampers)
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Ambient Temperature Range: -4°F to 140°F (-20°C to 60°C)
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Connection:Â LINK-MSR2 (for 1/4″ to 5/8″ damper shafts)
Ideal Applications:
The BELIMO LMC24TB is the trusted choice for precise control in:
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Variable Air Volume (VAV) Systems
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Air Handling Units (AHUs)
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Fan Coil Units
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Ventilation and Exhaust Dampers
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Mixing Dampers
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Building Automation Systems (BAS)
