Power supply, Busch-free@home, system components/accessories, power supply for Busch-free@home Power supply with integrated choke. Quick diagnosis using LED display for operational readiness and fault. The bus connection is made via the enclosed bus terminal. Display elements: Operating/overload LED Nominal voltage: 230 V~, +10% / -15% Secondary: , +2 V / --2 V Nominal frequency: 50 Hz/60 Hz Outputs: 1 Nominal current: 640 mA Protection class (device): IP 20 Temperature range (device): -5 °C to 45 °C Dimensions (H x W x D): 90 mm x 72 mm x 64 mm Pitch unit: 4 TE