Units: Unit Voltage range Current range SM 7.5-80 0 – 7.5 V 0 – 80 A SM 18-50 0 – 18 V 0 – 50 A SM 70-AR-24 (Autoranging output) 0 – 35 V 0 – 24 A 0 – 70 V 0 – 12 A SM 400-AR-4 (Autoranging output) 0 – 200 V 0 – 4 A 0 – 400 V 0 – 2 A Features: Designed for long life at full power Excellent dynamic response to load changes Protected against all overload and short circuit conditions EMC surpasses CE requirements: low emission & high immunity Low audible noise: fan is temperature controlled Functionalities: Master/Slave parallel and series operation with voltage and current sharing Stacking is allowed, space between units is not required High power system configuration from multiple units Laboratory use (feet included), 19” rack mounting optional Remote sensing Interlock Specifications: Input voltage (single phase) 90-265 V AC (48-62 Hz) Active Power Factor Correction (PFC) 0.99 (at 100% load) Efficiency up to 89% (at full load) Output ripple and spikes from 2 mV rms / 8 mV pp Regulation from 0.2 mV (0-100% load step) Recovery time from 100 µs (50-100% load step) Programming speed from 4 ms (10-90%),optional from 0.2 ms Analog programming accuracy from 0.2% Output voltage and current stability 6.10-5 / 9.10-5 MTBF 500.000 hrs Operating ambient temperature -20 to 50 ºC Standards: Power supply standard : EN 61204-3 Generic Emission : EN 61000-6-3 (EN 55022B) Generic Immunity : EN 61000-6-2 Safety : EN 60950 / EN 61010 Insulation input / output : 3750 V rms Protection class : IP20 Dimensions and weight: Width = half 19 Height = 2 U Depth = 406 mm Weight = 5.4 kg
