SV/S 30.320.1.1 KNX Power Supply 320 mA: SELV with Integrated Choke
Functionally, it includes an essential integrated choke to ensure the bus line is properly decoupled, supporting flawless data communication. The device prioritizes safety with its short-circuit and overload protected voltage output and offers broad compatibility via a wide range input (85…265 V AC).
The operational status of the SV/S 30.320.1.1 is clearly visible through its two-color LED indicator, allowing for quick monitoring of the bus line condition.
1. SV/S 30.320.1.1 KNX Power Supply 320 mA: Enhanced Capacity and Safety
This power supply delivers doubled capacity compared to the 160 mA model while maintaining crucial safety and line integrity features.
Power and Line Integrity:
- Output Current: Provides a robust 320 mA maximum output current at 30 V DC.
- Decoupling: Features one integrated choke to decouple the KNX bus line, which is necessary for data transmission.
- Safety: Output voltage is short-circuit and overload protected to ensure system longevity and safety.
- Input Range: Supports a flexible wide range input from 85…265 V AC (50/60 Hz).
Monitoring and Installation:
- Status Indication: Two-color LED clearly indicates the device output and communication status.
- Installation: Designed for professional DIN-Rail mounting, occupying 4 modular spacings (72 mm width).
- Classification: Generates Safety Extra-Low Voltage (SELV) as required by the KNX standard.
2. Technical Details and System Integration
Essential for powering every KNX segment, this unit supports seamless integration into the distribution board.
- Output Voltage: 30 V DC.
- Power Loss: Low power loss of 6 W.
- Compatibility: Critical for providing power to all KNX devices, including line couplers and media gateways like a KNX/IP Router.










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