Description
Introduction
The theben HMG 6 T KNX (4930240) is a 6-way heating actuator base module within the MIX2 series, specifically built for climate control in KNX building automation systems. Equipped with 6 integrated P/PI temperature controllers, it supports efficient management of both heating and cooling circuits. This device is part of our KNX Actuators products range.

Designed for DIN rail installation requiring 4 module widths, this actuator features silent Triac switching outputs rated at 0.45 A. Operating on 110 V AC – 240 V AC grid voltage with a low bus current consumption of ≤4 mA, it provides reliable performance and minimal energy loss across commercial and residential applications.
Key Features
- 6-channel heating actuator base module belonging to the theben MIX2 system.
- Integrated P/PI controllers supporting dynamic heating and cooling modes.
- Triac switching outputs (0.45 A) spanning 24 V AC to 240 V AC.
- Operating main voltage supply of 110 V AC – 240 V AC (50-60 Hz) and KNX bus current ≤4 mA.
- 4-module width DIN rail mounting adhering to Protection class II according to EN 60 669.
- Terminal screw connections accepting up to 6 mm² solid wire or 4 mm² stranded wire with end sleeves.
Benefits
- Integrates 6 independent P/PI temperature controllers directly into the actuator for flexible heating and cooling circuit control.
- Serves as a MIX2 base module for modular expansion within the theben KNX device ecosystem.
- Low standby power consumption of approximately 0.3 W promotes energy-efficient system operation.
- Allows switching of various phases across its Triac outputs for flexible wiring designs.
- Provides wide voltage output compatibility ranging from 24 V AC to 240 V AC with 0.45 A Triac switching capacity.
Technical Specifications
Applications
- Individual room temperature regulation in commercial and residential KNX automation setups requiring integrated P/PI control.
- Centralized HVAC distributor and manifold control cabinets utilizing DIN rail mounting.
Installation Notes
- Mount on a standard DIN rail inside a distribution board, occupying 4 module widths to meet Protection class II requirements.
- Connect the KNX bus line using standard KNX terminals and wire the main supply within 110 V AC – 240 V AC at 50-60 Hz.
- Wire terminal screws using solid wire (0.5 mm² to 6 mm²) or stranded wire with end sleeves (0.5 mm² to 4 mm²).
- Note that switching outputs are non-potential-free, though switching of various phases is allowed. SELV installation requires all channels to switch at SELV.
Developer Resources
- Official Data Sheet (PDF)
- CE Declaration of Conformity (PDF)
- Information Notice EU Data Act (PDF)
FAQ
How many channels does the theben HMG 6 T KNX feature?
The actuator provides 6 independent heating/cooling channels with 6 integrated P/PI controllers. Explore more theben building automation products for professional building automation projects.
What type of outputs does this actuator use?
It utilizes Triac switching outputs rated at 0.45 A across a 24 V AC to 240 V AC range. For certificates and current technical files, refer to the official theben documentation.
Can this device be used in SELV applications?
Yes, it is suitable for SELV provided that all channels switch at SELV.
What is the exact product model?
The order/model code for this page is 4930240. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by theben.
Where can I find the official technical documentation?
Use the manufacturer product page and datasheets for this exact SKU. Always verify the latest revision before specifying the product.
Conclusion
The theben HMG 6 T KNX (4930240) provides precise 6-channel thermal control backed by integrated P/PI controllers and durable Triac outputs. Installers and system integrators can review our dealer and project support options.
Its compact 4-module DIN rail design and flexible phase switching make it a solid choice for KNX heating and cooling installations.








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