MDT KNX bus power supply – Efficient and reliable power supply for KNX systems
The MDT KNX bus power supply is a high-quality and powerful solution for the reliable power supply of KNX installations . With variants for 160 mA , 320 mA, and 640 mA, it offers a flexible selection for small, medium, and large building automation systems. Thanks to its high efficiency, integrated protection mechanisms, and easy installation, it is the ideal choice for a stable and reliable KNX network.
Key features
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High-performance energy supply
- Constant output voltage of 30 VDC SELV for the KNX/EIB bus.
- Available variants:
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STV-160.01 : 160 mA nominal current
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STV-320.01 : 320 mA nominal current
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STV-640.02 : 640 mA rated current with additional unchoked output
- 100% overload resistant for maximum reliability
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Integrated safety features
- Short-circuit and overload protection with automatic restart
- Temperature monitoring for safe continuous operation
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user-friendliness
- LED status indicators for bus reset, normal operation and overload
- Recessed button for bus reset directly on the device
- Easy installation on a 35 mm DIN rail
Technical details
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Voltage and current
- Supply voltage: 230 VAC, 50 Hz
- Output voltage: 30 VDC SELV
- Rated current:
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STV-160.01 : 160 mA
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STV-320.01 : 320 mA
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STV-640.02 : 640 mA
- Peak current:
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STV-160.01 : 320 mA
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STV-320.01 : 640 mA
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STV-640.02 : 1200 mA
- Efficiency at rated load:
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STV-160.01 : >83 %
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STV-320.01 : >85 %
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STV-640.02 : >88 %
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Dimensions and protection
- Size: 4 TE
- Protection rating: IP20 (for dry indoor areas)
- Ambient temperature: 0 to +45 °C
- Cable connections: Screw terminals up to 4 mm², KNX bus terminal Ø 0.8 mm
Applications
- Reliable energy supply for KNX devices in smart homes and commercial buildings
- Stabilization and ensuring network communication in KNX systems
- Flexible use for small to large installations with variable power requirements
Additional benefits
- Production in Germany – certified according to ISO 9001
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3-year manufacturer's warranty for long-term reliability
- Full compatibility with modern KNX systems
Product information
Manufacturer part number: STV-0640.02
Article number: SMH0303
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