Siemens S7-1500 Power supply, 24/48/60 V DC input voltage, power 60 W

Supply voltage: Rated value (DC): 24 V / 48 V / 60 V. permissible range, lower limit (DC): 19.2 V; Static 19.2 V, dynamic 18.5 V. permissible range, upper limit (DC): 72 V; Static 72 V, dynamic 75.5 V. Reverse polarity protection: Yes. Short-circuit protection: Yes. Mains buffering: Mains/voltage failure stored energy time: 20 ms. Input current: Rated value at 24 V DC: 3 A. Rated value at 48 V DC: 1.5 A. Rated value at 60 V DC: 1.2 A. Output current: Short-circuit protection: Yes. Power: Infeed power to the backplane bus :60 W. Power loss: Power loss at nominal rating conditions: 12 W. Interrupts/diagnostics/status information: Status indicator: Yes. Potential separation: primary/secondary: Yes; Electrical isolation for 230 V AC (reinforced isolation). Isolation: Isolation tested with: 2 500 V DC/2 s (routine test). EMC: Interference immunity against voltage surge: Interference immunity on supply lines acc. to IEC 61000-4-5: Yes; ±1 kV (acc. to IEC 61000-4-5; 1995; surge symm.), ±2 kV (acc. to IEC 61000-4-5; 1995; surge asymm.), no external protective circuit required. Degree and class of protection: Equipment protection class: I, with protective conductor. Ambient conditions: Ambient temperature during operation: min.: -25 °C. max.: 60 °C. Dimensions: Width: 70 mm. Height: 147 mm. Depth: 129 mm. Weights: Weight, approx.: 600 g.