FSLF120 US | Belimo Fire And Smoke Actuator Spring Return 120 Vac 30 In Lb
Belimo · Fire & Life Safety
Description The Belimo FSLF120 US is a fire and smoke damper actuator designed to provide reliable on/off control with spring return functionality in life-safety HVAC systems. Operating on 120 VAC, it delivers consistent torque output to ensure secure damper positioning during normal operation and emergency conditions. Technical Specifications Condition New/Never Used Surplus Brand Belimo Category HVAC Control Components Part Number FSLF120 US Subcategory Fire And Smoke Actuators Actuator Type Fire & Smoke, Spring Return, On/Off Nominal Voltage AC 120 V Frequency 50/60 Hz Voltage Range AC 96–132 V Power Consumption (Operation) 18 VA Power Consumption (Rest) 4 W, 5.5 VA Inrush Current 3.2 A Torque Output 30 in-lb (3.5 Nm) Angle of Rotation Max. 95° Running Time (Motor) 15 s / 90° Running Time (Fail-Safe) <15 s Electrical Connection 3 leads, 0.9 m, 18 AWG with 1/2" NPT Overload Protection Electronic, full rotation Degree of Protection NEMA 1 / UL Enclosure Type 1 Ambient Temperature 0…50°C Storage Temperature −40…80°C Ambient Humidity Max. 95% RH, non-condensing Weight 2.6 kg Information About FSLF120 US The FSLF120 US is a Belimo fire and smoke actuator developed specifically for damper control in safety-critical HVAC applications. It is designed to operate reliably during elevated temperature conditions and to return the damper to a defined safety position through its integrated spring return mechanism. The actuator uses on/off control logic and is commonly installed in smoke control and fire protection systems where dependable actuation is essential. Its robust housing and electrical grounding support compliance with building safety and fire protection requirements. Key Features Fire and smoke safety operation: Designed to control fire and smoke dampers in life-safety HVAC systems during normal and emergency conditions. Spring return fail-safe mechanism: Automatically drives the damper to the safety position upon power loss to ensure system protection. High-temperature torque performance: Delivers rated torque even under elevated temperature exposure for fire-related scenarios. Fast actuation speed: Provides rapid motor-driven and fail-safe operation to support timely damper response. Selectable mounting direction: Allows clockwise or counterclockwise rotation through mounting orientation for installation flexibility. Electronic overload protection: Protects internal components across the full rotation range to enhance operational reliability. Rugged electrical design: Grounded housing and UL enclosure support safe operation in commercial and industrial installations. The FSLF120 US delivers the reliability and precision required for dependable fire and smoke damper control in safety-critical HVAC systems.
Brand: Belimo · Category: Fire & Life Safety
Key features
- Fire and smoke safety operation: Designed to control fire and smoke dampers in life-safety HVAC systems during normal and emergency conditions.
- Spring return fail-safe mechanism: Automatically drives the damper to the safety position upon power loss to ensure system protection.
- High-temperature torque performance: Delivers rated torque even under elevated temperature exposure for fire-related scenarios.
- Fast actuation speed: Provides rapid motor-driven and fail-safe operation to support timely damper response.
- Selectable mounting direction: Allows clockwise or counterclockwise rotation through mounting orientation for installation flexibility.
- Electronic overload protection: Protects internal components across the full rotation range to enhance operational reliability.
- Rugged electrical design: Grounded housing and UL enclosure support safe operation in commercial and industrial installations.
Specifications
| Manufacturer part number | FSLF120 US |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Belimo |
| Category | HVAC Control Components |
| Part Number | FSLF120 US |
| Subcategory | Fire And Smoke Actuators |
| Actuator Type | Fire & Smoke, Spring Return, On/Off |
| Nominal Voltage | AC 120 V |
| Frequency | 50/60 Hz |
| Voltage Range | AC 96–132 V |
| Power Consumption (Operation) | 18 VA |
| Power Consumption (Rest) | 4 W, 5.5 VA |
| Inrush Current | 3.2 A |
| Torque Output | 30 in-lb (3.5 Nm) |
| Angle of Rotation | Max. 95° |
| Running Time (Motor) | 15 s / 90° |
| Running Time (Fail-Safe) | <15 s |
| Electrical Connection | 3 leads, 0.9 m, 18 AWG with 1/2" NPT |
| Overload Protection | Electronic, full rotation |
| Degree of Protection | NEMA 1 / UL Enclosure Type 1 |
| Ambient Temperature | 0…50°C |
| Storage Temperature | −40…80°C |
| Ambient Humidity | Max. 95% RH, non-condensing |
| Weight | 2.6 kg |
| Product type | Fire And Smoke Actuators |
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