3 x 5” 500W AC-DC Power Supplies The compact CUS500M1 is packaged in the industry standard 3x5” footprint and can deliver 500W when forced air cooled or 300W convection cooled with a 500W peak. Certified to Medical & ITE safety standards, the unit can used in both Class I & Class II (no ground wire) applications, while meeting Class B Conducted and Radiated EMI. An enclosed model (/EF suffix) is available with an internal fan. • 300W (500W Peak) Convection Cooled • Quiet Operation • Can Utilize System Airflow or Integrated Fan • Medical Certifications (2 x MOPP) • Suitable for B and BF Type Medical Equipment • Class B Conducted and Radiated EMI • Easier System EMC Compliance • Suitable for Class I and Class II installations • Flexible Utilization • Space Saving in End Equipment • Versatile Application Model Selector Model Output Adjustment (V) None None None None None None None Maximum Current Convection (A) Maximum Current Forced Air (A) Maximum Power Convection (W) Maximum Power Forced Air (W) EF blank Open frame construction /EF Enclosed with end fan (exhaust air) Other options are available, please co

Specifications Model Input Input Voltage range Input Frequency Input Current (110/230Vac) Inrush Current at 230Vac (typ) (Cold Start) Leakage Current Touch Current (Enclosure Leakage) Power Factor (115/230Vac) Harmonic Compliance No Load Power Consumption Hold Up Time (typ) at 115Vac Input Efficiency Conducted & Radiated EMI Immunity Insulation Class Safety Agency Certifications CUS500M1 85 - 265 (See derating curves) 47 - 63 < 5.0 / 2.5 (500W) <50 <200 at 265Vac 60Hz <100 0.99 / 0.94 Meets IEC61000-3-2 Class A - 22 at 300W load, 14 at 500W load Up to 96 EN55032/EN55011-B (See installation /...

Specifications Model Output Line Regulation % 0.5 (85 - 265Vac) Load Regulation % 1 (0 - 100% load) Ripple & Noise mV 12V: 240, 19V - 28V: 360, 32V - 48V: 480 Temperature Coefficient %/°C ±0.02 Minimum Load - No minimum load required Overcurrent Protection % >105. Hiccup mode, automatic recovery Overvoltage Protection - Latching (unit shutdown), cycle AC input to reset Overtemperature Protection - Latching (unit shutdown), cycle AC input to reset Remote Sense - - Remote On/Off - - Power Good - - Standby Voltage - - Parallel Operation - Not possible Series Operation - Possible, see installation...

Mounting Orientation Airflow Direction

Convection Cooling CUS500M1 (Additional derating applies below 115Vac input) Forced Air Cooling CUS500M1-12 (2.7m/s) (Additional derating applies below 115Vac input)

Forced Air Cooling CUS500M1-19 to -48 (2.7m/s) (Additional derating applies below 115Vac input)

Derating versus Input Voltage (All models, all conditions)

Mechanical Specification Outline Drawing CUS500M1 Open Frame Unit

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