BF120-2 | Belimo Fire And Smoke Damper Actuator Spring Return 120V

Belimo · Fire & Life Safety

Description  The Belimo BF120-2 is a spring return fire and smoke damper actuator designed for reliable open/close control in life-safety HVAC systems. It operates on AC 120 V, delivers 18 Nm of torque, and is engineered to ensure dependable damper positioning during normal operation and emergency conditions.     Technical Specifications  Condition New/Never Used Surplus Brand Belimo Category Actuators & Dampers Part Number BF120-2 Subcategory Fire & Smoke Actuators Actuator Type Spring return, fire & smoke Nominal Voltage AC 120 V Nominal Frequency 50/60 Hz Voltage Range AC 96…132 V Nominal Torque 18 Nm Fail-Safe Torque 12 Nm Control Type Open/Close Power Consumption (Operation) 8.5 W Power Consumption (Rest) 3 W Transformer Sizing 11 VA Auxiliary Switches 2 × SPDT Running Time (Motor) <120 s / 90° Running Time (Fail-Safe) 16 s Angle of Rotation Max. 95° Degree of Protection IP54 Ambient Temperature -22…122°F (-30…50°C) Weight 2.9 kg   Information About BF120-2 The BF120-2 is part of Belimo’s certified fire and smoke damper actuator range developed for HVAC life-safety applications. It is designed to drive dampers to a defined safety position using a spring return mechanism in the event of power loss. The actuator features reinforced insulation, dual auxiliary switches, and a robust mechanical interface suitable for continuous hollow shafts. Built for long service life, it supports up to 60,000 safety positioning cycles while maintaining consistent performance. Key Features Life-Safety Rated Fire And Smoke Control: Engineered to meet stringent fire and smoke damper requirements with reliable open/close operation. Spring Return Fail-Safe Mechanism: Automatically moves the damper to its safety position during power loss or emergency conditions. High Torque Output: Provides 18 Nm of motor torque to ensure secure damper movement under normal operating conditions. Dual Auxiliary Switches: Two SPDT switches allow precise end-position signaling and system interlocking. Robust Mechanical Interface: Continuous hollow shaft connection ensures stable torque transfer and accurate positioning. Certified And Compliant Design: Meets IEC/EN standards and CE directives for safety, EMC, and low-voltage operation. Maintenance-Free Operation: Designed for long-term reliability with minimal service requirements. The BF120-2 delivers the reliability and precision required for fire and smoke damper actuation in commercial and institutional HVAC systems.

Brand: Belimo · Category: Fire & Life Safety

Key features

• Life-Safety Rated Fire And Smoke Control: Engineered to meet stringent fire and smoke damper requirements with reliable open/close operation.
• Spring Return Fail-Safe Mechanism: Automatically moves the damper to its safety position during power loss or emergency conditions.
• High Torque Output: Provides 18 Nm of motor torque to ensure secure damper movement under normal operating conditions.
• Dual Auxiliary Switches: Two SPDT switches allow precise end-position signaling and system interlocking.
• Robust Mechanical Interface: Continuous hollow shaft connection ensures stable torque transfer and accurate positioning.
• Certified And Compliant Design: Meets IEC/EN standards and CE directives for safety, EMC, and low-voltage operation.
• Maintenance-Free Operation: Designed for long-term reliability with minimal service requirements.

Specifications

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