Lutze — . 722779 - regulated, 480 W
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Part No. 722779 Type DRA480-48A Article on request PU 1 piece Power supply regulated, 480 W Switchmode power supply, PFC, Single-phase Input wide-range input AC 90–264 V, DC 120–370 V Output 48 V Number of phases 1 Rated voltage UN AC 115 / 230 V (auto select) Operation voltage range AC 90–264 V / DC 120–370 V Line frequency 47–63 Hz Rated current IN 4.8 A @ AC 115 V / 2.45 A @ AC 230 V Inrush current 25 A @ AC 115 V / 50 A @ AC 230 V Internal fuse T10 A/AC 250 V External fuse Mini-circuit breaker B 16 A Power Factor Correction P.F.C. 0.99 Rated voltage UN DC48V Rated current IN 10 A Heat dissipation 60 A @ AC 230 V Setting range Uout min./Uout max. 47-56 V Accuracy ±1 % Load regulation Single ±0.5 %, Parallel ±5 % Line regulation ±0.5 % Rise time 1 s Temperature coefficient ±0.03 % / °C Ripple and Noise 100 mV Hold up time min. 30 ms Status indication DC ON LED green ≥37–40 V Status indication DC LOW LED red ≤37–43 V Parallel / redundant mode max. 3 units at 90% load current, manual switch S/P Efficiency 90 % Over voltage protection 119–131 % Rated over load protection 120–140 % Short circuit Current limit Insulation voltage input / output DC 4.2 kV Insulation voltage input / ground DC 2.1 kV Insulation voltage output / ground DC 700 V Insulation resistance at DC 500 V 100 MΩ Derating Capacity -4 %/°C starting at +61 °C Operation temperature range -25 °C … +71 °C (Derating) Storage temperature range -25°C…85°C MTBF 416000 h Relative air humidity 20 – 90 % RH, not condensing Cooling Air convection, 25 mm clearance all-round Housing material Metal Mounting DIN rail mountable TS35(EN 60715) Application height 2000 m Installation position vertical Protection class IP20 Protection class I Over voltage category II Degree of polution 2 Weight 1,92 kg/piece Connection device Screw terminal0.20 mm2 – 4.0 mm2max. 0.62 Nm Dimensions (w × h × d) 175×125×116 mm Approvals UL 508 listedUL 60950-1EN 60950-1EN 61000-6-3EN 55022 Class BEN 61000-3-2EN 61000-3-3EN 61000-6-2EN 55024 PU 1 piece Dimensions PIN assignment Derating Parallel/redundant mode Short circuit characteristics Технические данные 722779-one-phase-switching-power-supply-us-data-sheet-008426440.pdf