KNX power supply REG-K/320 mA. For generating the bus voltage for a line with up to 64 bus devices. With integrated choke to decouple the power supply from the bus and a push-button to disconnect the power and reset the bus devices connected to the line. For installation on DIN rails TH35 according to EN 60715. The bus is connected using a bus connecting terminal. a data rail is not necessary. Nominal voltage: AC 110-230 V ±10%. Operating voltage: min. AC 92 V - max. AC 253 V. Mains frequency: 50-60 Hz ±10%. Output voltage: DC 30 V. Output current: max. 320 mA, short-circuit-proof. Device width: 4 modules, approx. 72 mm. Contents: With bus connecting terminal and cable cover. Colour: light grey.