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The CUI Inc. VMS-450B-54 is an AC-DC power supply designed for demanding applications, offering up to 450W of continuous power with forced air cooling. It operates within a universal input voltage range of 100-240 Vac and features power factor correction for improved efficiency.
This power supply provides a 54VDC output with a maximum current of 8.3A. Key electrical specifications include 92% typical efficiency and ±5% output regulation. It also includes a 12Vdc fan output and a 5Vdc auxiliary output.
Designed with safety and reliability in mind, the VMS-450B-54 is certified to IEC/EN/UL 60601-1 standards, making it suitable for medical applications. It incorporates over-voltage, over-current, over-temperature, and short-circuit protections. The unit has an industry-standard 3" x 5" footprint and chassis mount type, with dimensions of 127.0mm x 76.2mm x 32.0mm.
Compliance includes EN 60601-1-2 for EMC, harmonic current emissions per EN 61000-3-2, and various immunity standards. The operating temperature range is -20°C to 70°C with derating.
100 to 240 Vac, 50-60 Hz.
54 Vdc.
-20°C to 70°C with derating.
127.0mm length, 76.2mm width, 32.0mm height.
Over voltage protection (150% shut down), over current protection (130% auto-recover), short circuit protection (auto-recover), and over temperature protection (shut down).
92%.
Yes, it is certified to IEC/EN/UL 60601-1.