Description
The Belimo BF230-TN Marine Spring-Return Fire Damper Actuator is a heavy-duty actuator engineered for marine HVAC fire damper control and safety applications. Operating on AC 230 V power, the actuator delivers 18 Nm motor torque with open/close control functionality and integrated thermoelectric tripping capability for dependable emergency damper positioning. Its spring-return mechanism and IP54 protection rating support reliable operation in demanding marine and commercial environments.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Belimo |
| Category |
HVAC Controls |
| Part Number |
BF230-TN |
| Subcategory |
Fire Damper Actuators |
| Product Type |
Marine Spring-Return Fire Damper Actuator |
| Voltage Rating |
AC 230 V |
| Control Type |
Open/Close |
| Torque Output |
18 Nm |
| Fail-Safe Torque |
12 Nm |
| Power Consumption Running |
8 W |
| Power Consumption Holding |
3 W |
| Power Consumption for Wire Sizing |
11 VA |
| Auxiliary Switches |
2x SPDT |
| Connection Supply Control |
Cable 1 m, 2 x 0.75 mm², Halogen-Free |
| Connection Auxiliary Switch |
Cable 1 m, 6 x 0.75 mm², Halogen-Free |
| Direction of Motion |
Selectable by Mounting L/R |
| Manual Override |
With Position Stop |
| Angle of Rotation |
95° |
| Running Time (Motor) |
Less Than 120 Seconds / 90° |
| Running Time (Fail-Safe) |
16 Seconds |
| Mechanical Interface |
Form Fit 12x12 mm Continuous Hollow Shaft |
| Protection Category |
IP54 |
| Application |
Marine HVAC Fire Dampers |
| Weight |
7 lb |
Information About BF230-TN
The BF230-TN is a marine-grade fire damper actuator manufactured by Belimo for HVAC safety systems requiring controlled fire and smoke damper operation. Designed with spring-return fail-safe functionality, the actuator automatically drives dampers to their safety position within 16 seconds during emergency shutdown or power interruption events. The actuator incorporates a thermoelectric tripping device, dual auxiliary SPDT switches, and a continuous hollow shaft mechanical interface for secure installation and system integration. Built with halogen-free cabling, selectable mounting direction, and IP54 environmental protection, the actuator is suitable for marine ventilation systems and commercial fire damper control applications.
Key Features:
- Marine Fire Damper Application: Designed for marine HVAC fire and smoke safety systems.
- 18 Nm Motor Torque: Provides reliable fire damper positioning and control.
- Spring-Return Fail-Safe: Automatically returns dampers to the emergency safety position.
- AC 230 V Operation: Compatible with commercial and marine electrical systems.
- Thermoelectric Tripping Device: Supports automatic fire safety activation.
- Dual Auxiliary SPDT Switches: Enables monitoring and integration with safety systems.
- IP54 Protection Rating: Protects against dust and moisture exposure.
- Continuous Hollow Shaft Interface: Supports secure and stable mechanical installation.
The BF230-TN delivers the reliability and precision required for marine HVAC fire damper and safety control applications.
