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The Cosel GHA300F-48 is an AC-DC power supply from the GHA-series, designed for ITE and Medical applications. It features a 48V output voltage and provides 100W of power via convection cooling, with a higher capacity of 300W when forced air is applied. The unit operates with a universal input voltage range of AC90-264V and includes power factor correction (PFC).
This open frame converter has a compact footprint, measuring 127.0mm x 76.2mm x 35.0mm, and is designed for chassis mounting. It offers adjustable output voltage and meets various safety agency approvals including CE, cURus, and DEMKO. The operating temperature range is -20°C to 80°C with derating.
Key electrical specifications include a typical efficiency of 91% at 230V AC and 0.90 power factor. It also features low leakage current and high isolation voltage (4kV).
This power supply is suitable for applications requiring reliable power conversion in commercial and medical equipment.
90 to 264 VAC.
48V nominal, adjustable from 43.20 to 52.80V.
Chassis mount, open frame.
-20°C to 80°C with derating.
100W convection cooling at 40°C, 300W forced air cooling at 50°C.
91% at 230 VAC, 89% at 120 VAC.
Leakage current is specified according to IEC60601-1.