Ifm – DN4033

Switched-mode power supply 24 V DC; Frequency AC [Hz] : 47…64; Operating voltage tolerance [%] : 15…20; Nominal voltage AC [V] : < 400; Input voltage range AC [V] : 380…480; Output voltage DC [V] : 24…28; Protection class : I; (IEC 61140); Overvoltage protection : yes; ( 45 °C < 1 minute every 10 minutes; Power factor (nominal voltage 400 V AC / 50 Hz) : 0.53; Note on power factor (nominal voltage 400 V AC / 50 Hz) : with symmetrical phase voltage; Power factor (nominal voltage 480 V AC / 50 Hz) : 0.52; Note on power factor (nominal voltage 480 V AC / 50 Hz) : with symmetrical phase voltage; Power reserve [%] : 20; Number of output circuits : 1; Max. residual ripple [mV] : 50; Switch-on peak current (nominal voltage 400 V AC / 60 Hz) [A] : 4; Switch-on peak current (nominal voltage 480 V AC / 50 Hz) [A] : 4; Inrush current limitation : yes; Efficiency (nominal voltage 400 V AC / 60 Hz) [%] : 92.8; Efficiency (nominal voltage 480 V AC / 50 Hz) [%] : 92.9; External input protection : ≤ B-6 A / ≤ C-3 A; Derating [W/K] : 6 (60…70 °C); Mains buffering time (nominal voltage 400 V AC / 60 Hz) [ms] : 34; Mains buffering time (nominal voltage 480 V AC / 50 Hz) [ms] : 54; Input current (nominal voltage 400 V AC / 60 Hz) [A] : 0.7; Input current (nominal voltage 480 V AC / 50 Hz) [A] : 0.6; Power loss (nominal voltage 400 V AC / 60 Hz) [W] : 18.6; Power loss (nominal voltage 480 V AC / 50 Hz) [W] : 18.3; Back feeding protection [V] : 35; Short-circuit proof : yes; Overload protection : yes; Overload performance : output current constant; Type DC-OK signal : relay output; Reliability of the DC OK signal : 60 V DC (0.3 A) / 30 V DC (1 A) / 30 V AC (0.5 A); Ambient temperature [°C] : -25…70; Note on ambient temperature : observe the free space for convection (see operating instructions); Storage temperature [°C] : -40…85; Max. relative air humidity [%] : 95; (IEC 60068-2-30); Degree of soiling : 2; (IEC 62103: conductive soiling not permitted); Type of mounting : rail; (TH35 (EN 60715)); Materials : steel sheet