Description
Introduction
The theben RMG 4 U KNX (SKU 4930223) is a high-performance 4-way switching actuator designed for modern KNX building automation systems. Operating as a MIX2 base module, this unit delivers flexible circuit switching with low power consumption across a wide operating voltage range of 110 V AC to 240 V AC. This device is part of our KNX automation components range.
Engineered to accommodate demanding lighting circuits, the RMG 4 U KNX supports high inrush currents up to 800 A for 200 µs. Its modular design allows system integrators to scale outputs up to a total of 12 channels, making it a reliable solution for residential and commercial lighting control.
Key Features
- 4-way switching output channels with NO contact configuration (16 A, 3 A).
- Base module functionality within the theben MIX2 product family.
- Operates on 110 V AC – 240 V AC (50 Hz – 60 Hz) operating voltage with KNX bus current ≤4 mA.
- Handles up to 3680 W resistive load capacity.
- Protection class II rating for safe installation in distribution boards.
Benefits
- Modular scalability through the MIX2 architecture, supporting expansion up to 12 channels.
- Robust high-inrush current capability rated at max. 800 A / 200 µs for switching heavy capacitive loads.
- Energy-efficient performance featuring standby power consumption of approximately 0.3 W.
- Broad lighting load compatibility including LED, fluorescent, incandescent, and energy-saving lamps.
- Flexible wiring connectivity accommodating solid conductors up to 6 mm² and stranded wire with end sleeves up to 4 mm².
Technical Specifications
Applications
- Commercial building lighting automation requiring flexible load switching across multiple channels.
- Switching demanding LED and fluorescent lamp loads with high capacitive inrush characteristics.
Installation Notes
- Connect the KNX bus line ensuring bus voltage supply stays within the designated ≤4 mA consumption rating.
- Ensure wiring cross-sections comply with terminal capacity: solid wire from 0.5 mm² to 6 mm² or stranded wire with end sleeves from 0.5 mm² to 4 mm².
Developer Resources
- Official CE Declaration of Conformity PDF
- EU Data Act Information Notice PDF
FAQ
How many channels can the theben RMG 4 U KNX support?
The RMG 4 U KNX is a 4-channel base module that can be expanded to a maximum of 12 channels using MIX2 extension modules. Explore more theben automation devices for professional building automation projects.
What is the maximum inrush current capacity of this switching actuator?
This device supports a maximum inrush current of 800 A for 200 µs, making it suitable for high peak load switching. For certificates and current technical files, refer to the manufacturer technical documentation.
What is the standby power consumption of the RMG 4 U KNX?
The standby consumption is low, rated at approximately 0.3 W.
What is the exact product model?
The order/model code for this page is 4930223. 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 RMG 4 U KNX (4930223) provides a scalable, energy-efficient solution for 4-channel switching in KNX networks. Its high inrush handling and MIX2 expansion options make it an ideal choice for professional automation installations. Installers and system integrators can review our become a KNX dealer options.
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