Belimo NM24A-MOD 24V 90 in-lb 150 Second Modulating HVAC Damper Actuator

The Belimo NM24A-MOD is a spring return electronic damper actuator designed for commercial HVAC applications requiring precise modulating control. Powered by 24 VAC, this actuator delivers 90 inch-pounds of torque with a 150-second nominal spring return time for reliable fail-safe operation.

Key Features:

• 24 VAC power supply with low energy consumption
• 90 inch-pounds (10 Nm) nominal torque for dampers up to 15 square feet
• 150-second spring return time for controlled fail-safe positioning
• BACnet MS/TP and Modbus RTU communication protocols for building automation integration
• Modulating control with 0-10 VDC, 2-10 VDC, or 4-20 mA control signal options
• Integrated auxiliary switches for status monitoring
• Compact, lightweight design for easy installation
• Manual override capability for testing and commissioning
• Wide operating temperature range: -22°F to 122°F (-30°C to 50°C)

The NM24A-MOD features Belimo's proven spring return mechanism that automatically returns the damper to a safe position upon power loss. The dual-protocol communication capability makes it ideal for retrofit projects and modern building automation systems requiring flexible integration options.