Lutze — . 722809 - regulated, 480 W, 3-phase
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Part No. 722809 Type WRA480-48 PU 1 piece Power supply regulated, 480 W, 3-phase Switchmode power supply, PFC, 3-phase Input wide-range input AC 340–576 V, DC 480–820 V Output 48 V Number of phases 3 Rated voltage UN 3 × AC 380–480 V Operation voltage range 3 × AC 340–575 V / 3 × DC 480–820 V Line frequency 47–63 Hz Rated current IN 1.5 A @ AC 400 V / 1.2 A @ AC 480 V Inrush current 20 A Internal fuse T3, 15 A/per Phase External fuse Mini-circuit breaker 3 × B 10 A, C 6 A Power Factor Correction P.F.C. 0.7 Rated voltage UN DC48V Rated current IN 10 A Heat dissipation 55 A @ AC 380 V Setting range Uout min./Uout max. 47-56 V Accuracy 1 % Load regulation Single ±1 %, Parallel ±5 % Line regulation ±1 % Temperature coefficient ±0.03 % / °C Ripple and Noise 100 mV Hold up time min. 20 ms Status indication DC ON LED green ≥37–43 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 125–142 % Rated over load protection 115–135 % Short circuit Current limit (C) / Hiccup Mode (D), switching with switch C/D Hiccup Mode deactivation within 3 s and restart after 30 s Switching frequency approx. 80 kHz Insulation voltage input / output DC 4.2 kV Insulation voltage input / ground DC 2.1 kV Insulation resistance at DC 500 V 100 MΩ Derating Capacity -2.5 %/°C starting at +61 °C Operation temperature range -25 °C … +71 °C (Derating) Storage temperature range -25°C…85°C MTBF 423000 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 3000 m Installation position vertical Protection class IP20 Protection class I Over voltage category II Degree of polution 2 Weight 1,75 kg/piece Connection device Screw terminal0.20 mm2 – 4.0 mm2max. 0.62 Nm Dimensions (w × h × d) 150×125×116 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 722809-3-phase-switching-power-supply-us-data-sheet-008426980.pdf