Schneider Electric KNX. For generating the bus voltage for a line with a maximum of 64 bus devices. The emergency power supply REG can be connected to buffer the bus voltage. With integrated choke to decouple the power supply from the bus and a button to interrupt the voltage and reset the bus devices connected to the line. For mounting on TH35 top hat rails in accordance with EN 60715. The bus is connected via a bus connection terminal, a data rail is not required. Mains voltage AC 110 - 230 V, 50-60 Hz, output voltage DC 30 V, output current max. 640 mA, short-circuit proof. Device width 4 HP corresponds to approx. 72 mm, scope of delivery with bus connection terminal and cable cover.