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The CUI Inc. PCM-400-28-CF is an enclosed AC-DC power supply designed for ITE (Commercial) applications. It delivers up to 400W of continuous power with a preset output voltage of 28Vdc, adjustable within a range of 27Vdc to 34Vdc. The unit operates with a universal input voltage range of 90-264 Vac and features active power factor correction (PFC).
Key electrical specifications include an input current of 7.86A at full load (90 Vac), an efficiency of up to 85%, and a maximum ripple and noise of 280mVp-p. The converter includes protection features such as over voltage, short circuit, over current, and over temperature protection. It also offers built-in remote ON/OFF functionality, power good, and fan fail alarm options.
Mechanically, the PCM-400-28-CF is chassis mountable with dimensions of 152.4mm x 101.6mm x 54.5mm. It operates within a temperature range of 0°C to 70°C with derating. The power supply is approved by multiple agencies including CB Scheme, EN, IEC, SIQ, TUV, and UL, and complies with standards such as 55024, 60950-1, 61000-3-2, 61000-3-3, and 62368-1.
The PCM-400-28-CF has a preset output voltage of 28 Vdc, adjustable within the range of 27 to 34 Vdc.
The PCM-400-28-CF provides a maximum continuous output power of 400 W.
The PCM-400-28-CF accepts a universal input voltage range of 90 to 264 Vac.
The typical efficiency of the PCM-400-28-CF is 85%.
The PCM-400-28-CF operates within a temperature range of 0°C to 70°C, with derating applied.
The PCM-400-28-CF includes over voltage, short circuit, over current, and over temperature protection.