Outputs = 1 / Output Voltage 1 V = 24 / Output Current 1 A = 20 / Output Type = Adjustable / Adjustable Output Voltage Min. V = 24 / Adjustable Output Voltage Max. V = 28 / Switching Frequency kHz = 65 / Rated Power W = 480 / Input Voltage Min. V = 16.8 / Input Voltage Max. V = 33.6 / Insulation Voltage kV = 4 / Protection Type = Over Voltage Protection / Protection Type = Overload Protection / Protection Type = Reverse Polarity Protection / Protection Type = Over Temperature Protection / Protection Type = Under Voltage Protection / Isolation Test = Yes / Input EMI Filter = Yes / Efficiency % = 91 / MTBF h = 280000 / Ripple & Noise (V) mV = 120 / Frame = Enclosed / Housing Material = Aluminium / Mounting Type = DIN Rail Mount / Termination Type = Screw Terminal / Operating Temperature Min. °C = -40 / Operating Temperature Max. °C = 80 / Length mm = 128.5 / Width mm = 85.5 / Height mm = 125.2 / Weight kg = 1.375 / Warranty = 3 Years / Series = DDR-480