Intended use Supply of KNX devices with bus voltage Supply of devices with direct current Installation on top hat rail in accordance with DIN EN 60715 in sub-distribution boards Product features Output with integrated choke for supplying KNX bus lines DC 30 V output for supplying additional devices Nominal current can be divided between outputs as required Reset button Short-circuit proof Overvoltage proof Idle-run proof Suitable for operation in systems with emergency power supply Potential-free signaling contact for operating and diagnostic messages Nominal voltage: AC 200 ... 240 V ~ Mains frequency: 50/60 Hz Power loss (max. load of all outputs): max. 6.4 W Efficiency: approx. 86% Nominal voltage: DC 240 ... 250 V KNX KNX medium: TP 256 Output voltage bus: DC 28 ... 31 V SELV Output current: 1,280 mA (all outputs) Short-circuit current: max. 3 A Parallel operation with identical power supply: no Signaling output switching voltage AC: AC 12 ... 230 V ~