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The CUI Inc. VMS-550C-27 is an AC-DC power supply designed for various applications, including ITE (Commercial) and Medical. It offers a robust 27VDC output with a maximum power of 551W under forced air cooling and 320W under natural convection.
This power supply operates with a wide AC input voltage range of 90-264 Vac and can also accept DC input from 127-370 Vdc. It boasts a high efficiency of 93.5% at 230 Vac and includes active Power Factor Correction (PFC). Key features include adjustable output, DC input capability, remote sense, standby output, and universal input.
The VMS-550C-27 is built with protections such as over-voltage, over-current, and over-temperature protection. It has an open-frame, chassis mount design with dimensions of 127.0mm x 76.2mm x 40.5mm. The operating temperature range is -40°C to 70°C with derating.
The nominal output voltage is 27 Vdc, with an adjustable range from 25.65 Vdc to 28.35 Vdc.
The unit utilizes an open-frame design intended for chassis mounting.
The converter operates reliably between -40°C and 70°C, with power derating required at higher temperatures.
The module provides a minimum isolation voltage of 4 kV.
Yes, the converter accepts a DC input voltage range from 127 Vdc to 370 Vdc.
It is certified to CE, cURus, and UKCA standards, and meets IEC 60601-1 and IEC 60335-1 requirements.