Description
Introduction
The ABB FCL/S2.6.1.1 Blower Actuator (Product ID: 2CDG110164R0011) is a 2-fold, 6 A MDRC modular device engineered specifically for KNX (TP) room climate control systems. It enables precise speed management for one or two blowers or fans using step or changeover control across up to three fan speeds. This device is part of our KNX Actuators products range.

In addition to blower control, the device features two floating outputs designed to switch auxiliary equipment such as dampers or valves. For added installation versatility, the second fan output can optionally be reconfigured as three independent switch outputs to match specific HVAC requirements.
Key Features
- 2-fold, 6 A MDRC blower actuator for KNX (TP) installations.
- Step or changeover control for up to three fan speeds.
- Two floating outputs for switching external equipment like valves or dampers.
- Option to switch the second fan output into three standard switch outputs.
- Integrated Valve Protection special function.
- Compatible Bus System: KNX (TP) using switching manipulated variable.
- Degree of protection: IP20.
- Manual Operation: No.
Benefits
- Delivers specialized room climate control through dedicated step or changeover fan speed management.
- Provides flexible output handling, allowing the second fan output to be switched to three individual switch outputs.
- Includes integrated valve protection functions to help maintain system integrity over long operational cycles.
- Supports multiple control modes, including direct speed selection, step adjustments, and external closed-loop controller signals.
- Designed for standardized modular DIN-rail (MDRC) installation with IP20 enclosure protection.
- Fully certified for KNX (TP) bus systems under KNX Certificate reference 9AKK105710A0043.
Technical Specifications
Applications
- Room climate control in KNX commercial and residential installations operating multi-speed fans or blowers.
- Integrated HVAC control where fan speed regulation must be paired with motorized damper or valve switching.
Installation Notes
- Install on standard DIN rails within electrical distribution enclosures ensuring IP20 compliance.
- Refer to official Instructions and Manuals document 2CDG941090P0003 for complete wiring and parameter settings.
- Note that this model does not support manual physical operation on the device housing.
Developer Resources
- Instructions and Manuals Reference: 2CDG941090P0003
- CE Declaration of Conformity Reference: 2CDK508128D2701
- KNX Certificate Reference: 9AKK105710A0043
FAQ
How many fan speeds can the ABB FCL/S2.6.1.1 control?
The actuator supports up to three fan speeds using either step or changeover control. Explore more ABB automation devices for professional building automation projects.
Can the second fan output be repurposed for general switching?
Yes, optionally the second fan output can be switched to operate as three standard switch outputs. For certificates and current technical files, refer to the official product documentation.
Does the ABB FCL/S2.6.1.1 feature physical manual override switches?
No, manual operation is not available on this specific model.
What bus system is compatible with this actuator?
The ABB FCL/S2.6.1.1 is designed for KNX (TP) bus systems.
What is the exact product model?
The order/model code for this page is FCL/S2.6.1.1. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by ABB.
Conclusion
The ABB FCL/S2.6.1.1 Blower Actuator offers versatile 2-fold, 6 A fan speed and auxiliary switching capabilities for KNX (TP) climate control applications. Installers and system integrators can review our KNX dealer program options.
With configurable output options and integrated valve protection, it serves as a reliable component for targeted HVAC automation.








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