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This FSP250-2F47-B54H is an open frame AC-DC switching power supply designed for applications such as PoE switches, network, and telecommunications equipment. It offers isolated dual outputs of 54V and 12V, delivering a continuous 250 watts of power with forced air cooling (7 CFM) or 190 watts at convection cooling.
The power supply operates within a wide input voltage range of 90-264 VAC and features a power factor of 0.98 minimum at 100% load and 115 VAC. It boasts a minimum efficiency of 89% and includes protections such as Over Voltage, Short Circuit, Over Current, and Over Temperature protection with auto recovery. The unit is designed for chassis mounting and measures 7.50 inches in length, 4.00 inches in width, and 1.38 inches in height.
Key features include low inrush current, surge protection up to ±3 KV differential and ±6 KV common, and operation at high altitudes up to 5000 meters. It meets EN 55032 and FCC Class B standards for EMC performance. The operating temperature range is -20°C to +70°C with derating.
The input voltage range is 90-264 VAC.
It provides dual outputs of 54V and 12V with a total output power of 250W.
The operating temperature range is -20°C to 70°C with derating above 50°C.
It includes over voltage protection (110-135%), over current, short circuit, and over temperature protection, all with auto recovery.
The minimum efficiency is 89%.
It is an open frame design for chassis mounting.
It meets EN55032, FCC, and VCCI Class B for conducted and radiated emissions, and EN61000-3-2 Class D for harmonic distortion.