Description
Introduction
The ABB TR/U.3.1-CG tacteo® KNX Room Temperature Controller Element 3-fold (Order Code: 2CKA006300A1595) is an individually configurable glass control element engineered for modern intelligent building installations. It seamlessly integrates an advanced room temperature controller with a sleek, high-quality glass surface designed for intuitive capacitive touch operation on KNX Twisted Pair (TP) bus lines. This device is part of our KNX panel products range.

Powered directly via the KNX bus (21 … 30 V DC), this flush-mounted panel features an integrated KNX bus coupler. It provides complete control over heating, cooling, and fan coil units, while offering customizable touch controls for additional functions like switching, dimming, scene execution, and blind control across modern residential and commercial environments.
Key Features
- Integrated room temperature controller (RTC) for heating, cooling, and fan coil units.
- 3-fold capacitive glass touch surface with customizable icons and text.
- Integrated proximity sensor for display and backlight activation.
- Integrated ambient light sensor for automatic LED brightness adaptation.
- Direct bus connection via built-in KNX TP bus coupler.
- Capacitive switch functionality for toggling, dimming, blinds, and scenes.
- Flush-mounted installation designed for standard switch boxes.
- Durable glass construction rated for IP20 indoor application.
Benefits
- Integrated Climate Control: Manages heating, cooling, and fan coil units directly from a single capacitive glass touch element.
- Customizable Touch Surface: Features a 3-fold glass interface with customizable icons and text for personalized operational control.
- Intelligent Proximity Sensing: Automatically activates the display and backlight as a user approaches the panel.
- Ambient Light Adaptation: Integrates an ambient light sensor that automatically adjusts LED brightness to suit surrounding illumination.
- Direct KNX Integration: Built-in KNX bus coupler enables seamless direct connection to standard KNX TP bus lines without additional interface units.
- Flexible Control Functions: Supports capacitive switching operations including toggling, dimming, blind movement, and scene invocation.
Technical Specifications
Applications
- Commercial Intelligent Buildings: Ideal for managing local room temperature, lighting, and shading in office spaces, executive suites, and conference rooms.
- Modern Residential Installations: Provides high-end climate and scene control for smart homes utilizing KNX TP infrastructure.
- HVAC Zone Management: Delivers direct digital control over individual heating, cooling, and fan coil stages across distributed automation networks.
Installation Notes
- Mounting Procedure: Designed strictly for flush-mounted installation within standard electrical switch boxes.
- Power Supply Connection: Operates on 21 … 30 V DC supplied directly through the integrated bus coupler connected to the KNX TP bus line.
- Operating Environment: Suitable for indoor mounting only with IP20 protection and an operating temperature range of -5 °C to +45 °C.
FAQ
What is the operating voltage requirement for the ABB TR/U.3.1-CG?
The device operates on 21 to 30 V DC, which is supplied directly via the KNX TP bus line. Explore more ABB KNX solutions for professional building automation projects.
What types of HVAC systems can the integrated RTC control?
The integrated room temperature controller supports heating systems, cooling systems, and fan coil units. For certificates and current technical files, refer to the official ABB documentation.
Does this touch element require a separate bus coupler?
No, the TR/U.3.1-CG features an integrated KNX bus coupler for direct attachment to KNX TP bus lines.
How does the panel handle display lighting in low light?
It incorporates an ambient light sensor that automatically adapts LED brightness, as well as a proximity sensor for display/backlight activation upon approach.
What is the exact product model?
The order/model code for this page is TR/U.3.1-CG. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by ABB.
Conclusion
The ABB TR/U.3.1-CG tacteo KNX Room Temperature Controller Element 3-fold offers an exceptional combination of customizable glass aesthetics and comprehensive HVAC control. Featuring integrated RTC capability, proximity and light sensing, and a direct KNX bus coupler, it is a high-performance choice for sophisticated automation projects. Installers and system integrators can review our become a KNX dealer options.
Verify your specification using Order Code 2CKA006300A1595 to ensure accurate procurement and perfect alignment with your project bill of quantities.








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