VMS-550C-15

Additional Resources: Product Page | 3D Model date 03/01/2023 page 1 of 10 SERIES: VMS-550C │ DESCRIPTION: AC-DC POWER SUPPLY FEATURES • • • • • • • • • 90~264 Vac and 127~370 Vdc input voltage range 3” x 5” open-frame footprint 320 W under natural convection, 550 W with airflow -40 ~ 70 °C temperature range active PFC 5 Vsby, 12 Vfan, power good, remote sense suitable for BF applications certified to 60601 safety standard designed to meet 60335 & 61558 safety requirements MODEL output voltage output current output power2 ripple and noise3 efficiency4 (Vdc) range¹ (Vdc) max (A) max (W) max (mVp-p) typ (%) VMS-550C-12 12 11.4~12.6 41.60 499.2 200 91.0 VMS-550C-15 15 14.25~15.75 33.30 499.5 200 92.0 VMS-550C-24 24 22.8~25.2 22.90 549.6 200 93.0 VMS-550C-27 27 25.65~28.35 20.40 550.8 200 93.5 VMS-550C-36 36 34.2~37.8 15.30 550.8 200 94.0 VMS-550C-48 48 45.6~50.4 11.46 550.0 200 94.0 Notes: 1. 2. 3. 4. When adjusting the output voltage care should be taken never to exceed the stated output power or output current of the unit. With 25 CFM of forced air cooling. At full load, nominal input, 20 MHz bandwidth oscilloscope, tip & barrel method, output terminated with 47 µF electrolytic and 0.1 µF ceramic capacitors. At 230 Vac. PART NUMBER KEY VMS-550C - XX - XXX Base Number Output Voltage cui.com Chassis: “blank” = open-frame CNF = covered CFS = enclosed with rear fan Additional Resources: Product Page | 3D Model CUI Inc │ SERIES: VMS-550C │ DESCRIPTION: AC-DC POWER SUPPLY date 03/01/2023 │ page 2 of 10 INPUT parameter conditions/description min max units voltage ac input dc input 90 127 264 370 Vac Vdc 47 63 Hz 6.5 3.0 A A frequency current at 90/115 Vac at 230 Vac inrush current at 115 Vac, cold start at 230 Vac, cold start leakage current at 264 Vac contact leakage current earth leakage current power factor correction at 115 Vac, full load at 230 Vac, full load no load power consumption at 230 Vac, PS-ON signal held low (output disabled) typ 50 80 A A 0.1 0.5 mA mA 0.5 W max units 6,000 4,000 3,000 2,000 μF μF μF μF 0.98 0.95 OUTPUT parameter conditions/description min output capacitance 12, 15, 24 Vdc output models 27 Vdc output model 36 Vdc output model 48 Vdc output model initial set point accuracy full load 12,15, 24, 27 Vdc output models all other output models line regulation rated load load regulation 0 ~ 100% load hold-up time at 115 Vac at 230 Vac ±2 ±1 % % ±0.5 % ±1 % 10 10 temperature coefficient fan power typ ms ms ±0.03 output power of 12 Vdc/0.5A %/°C 6 W max units 15.6 19.5 31.2 35.1 46.8 60.0 Vdc Vdc Vdc Vdc Vdc Vdc PROTECTIONS parameter conditions/description min over voltage protection output shutdown, latching 12 Vdc output model 15 Vdc output model 24 Vdc output model 27 Vdc output model 36 Vdc output model 48 Vdc output model over current protection auto recovery, hiccup short circuit protection continuous, auto recovery, hiccup, recovery time