Technical data sheet · Power supply One-phase switching power supply regulated, 480 W Subject to technical modification 722782 Identification Type Part-No. DRA 480-24 A 722782 Input Nominal voltage Operation voltage range Line frequency Rated current Inrush current Internal fuse External fuse Power Factor Correction P.F.C. AC 115 / 230 V (auto select) AC 90–264 V; DC 120–370 V 47 Hz – 63 HzHz Ui= AC 115 V: 4.8 A / Ui= AC 230 V: 2.45 A Ui= AC 115 V: 25 A / Ui= AC 230 V: 50 A T10 A / AC 250 V Mini-circuit breaker: B 16 A 0.99 Load Side Rated voltage output Rated current output Low power loss Voltage trim range Accuracy Line regulation Load regulation Rise time Temperature coefficient DC 24 V 20 A 63 W (AC 230 V) 22.5–28.5 V ±1 % ±0.5 % Single ±0.5 %, Parallel ±5 % 1s ±0.03 % / °C 23.03.2015 – Subject to technical modification Part-No. 722782 USA: LUTZE INC. 13330 South Ridge Drive • Charlotte, NC 28273, USA Tel. +1 (704) 504-0222 • Fax +1 (704) 504-0223 www.lutze.com • info@lutze.com United Kingdom: LÜTZE Ltd. Unit 3, Sandy Hill Park Sandy Way, Amington • GB-Tamworth, Staffs B77 4DU Tel. +44 (0)1827 31333-0 • Fax +44 (0)1827 31333-2 www.lutze.com • sales.gb@lutze.co.uk page 1 of 4 Technical data sheet · Ripple & Noise Hold up time Status indication DC ON LED green Status indication DC LOW LED red Parallel/redundant operation Efficiency Rated over load protection Over voltage protection Short circuit characteristics General Switching frequency Insulation voltage input/output Insulation voltage input / ground Insulation resistance at DC 500 V Operation temperature range Derating Storage temperature range M.T.B.F. Relative humidity Dimensions (w × h × d) Cooling Installation postition Housing material Protection class Field installation Application height IP rating Overvoltage category Pollution degree Weight (kg/piece) Termination Approvals Monitoring DC ON Control (Rdy) Switching voltage Switching current Insulation voltage Power supply 100 mV min. 30 ms ≥17.6–19.4 V ≤17.6–19.4 V max 3 devices with 90 % load current each, switching with switch S/P 89 % 120–140 % 125–137 % Current limit approx. 60 kHz AC 3.0 kVeff AC 1.5 kVeff 100 MΩ -25 °C – 71 °C (derating) -4% / °C starting at 61 °C -25 °C – 85 °C 403000 h 20–90% RH, non-condensing 175.0 × 125.0 × 116.0 mm Natural air cooling, 25 mm distance on all sides vertical metal IP 20 rail TS 35 (EN 50022) 2000 m I (SELV, PELV) II 2 1.920 Screw terminal: 0.2–4.0 mm2,max. 0.62 Nm UL: UL 508 listed; cUL: UL 60950-1 accepted; TÜV: EN 60950-1, CE: EN 61000-6-3 / EN 55022 Class B, EN 61000-3-2, EN 61000-3-3, EN 61000-6-2, EN 55024 Normally open DC 60 V max. 300 mA DC 500 V 23.03.2015 – Subject to technical modification Part-No. 722782 USA: LUTZE INC. 13330 South Ridge Drive • Charlotte, NC 28273, USA Tel. +1 (704) 504-0222 • Fax +1 (704) 504-0223 www.lutze.com • info@lutze.com United Kingdom: LÜTZE Ltd. Unit 3, Sandy Hill Park Sandy Way, Amington • GB-Tamworth, Staffs B77 4DU Tel. +44 (0)1827 31333-0 • Fax +44 (0)1827 31333-2 www.lutze.com • sales.gb@lutze.co.uk page 2 of 4 Technical data sheet · Power supply Dimensions PIN assignment Derating 23.03.2015 – Subject to technical modification Part-No. 722782 USA: LUTZE INC. 13330 South Ridge Drive • Charlotte, NC 28273, USA Tel. +1 (704) 504-0222 • Fax +1 (704) 504-0223 www.lutze.com • info@lutze.com United Kingdom: LÜTZE Ltd. Unit 3, Sandy Hill Park Sandy Way, Amington • GB-Tamworth, Staffs B77 4DU Tel. +44 (0)1827 31333-0 • Fax +44 (0)1827 31333-2 www.lutze.com • sales.gb@lutze.co.uk page 3 of 4 Technical data sheet · Power supply Parallel/redundant mode Short circuit characteristics 23.03.2015 – Subject to technical modification Part-No. 722782 USA: LUTZE INC. 13330 South Ridge Drive • Charlotte, NC 28273, USA Tel. +1 (704) 504-0222 • Fax +1 (704) 504-0223 www.lutze.com • info@lutze.com United Kingdom: LÜTZE Ltd. Unit 3, Sandy Hill Park Sandy Way, Amington • GB-Tamworth, Staffs B77 4DU Tel. +44 (0)1827 31333-0 • Fax +44 (0)1827 31333-2 www.lutze.com • sales.gb@lutze.co.uk page 4 of 4