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The Mean Well ERP-350 Series, including the ERP-350-12 model, offers constant voltage output power supplies designed for various applications. This specific unit provides a 12VDC output with a maximum power of 320W and a nominal current of 26.7A. It operates with an input range of 180-264VAC and boasts a high efficiency of up to 90% (87% listed in DB). The design includes standard protections for short circuit, overload, over voltage, and over temperature, along with an adjustable output voltage feature (±10% trimming).
The ERP-350-12 is built with an aluminum enclosure and heat dissipation holes, making it suitable for outdoor environments when installed under a canopy cover. Its cooling is managed by free air convection. The dimensions are 220.4mm in length, 130.0mm in width, and 48.0mm in height.
Key features include a 300VAC surge input withstand for 5 seconds, an LED indicator for power on, and a low-cost, high-reliability design. The series complies with CB/UL certificates (CQC pending). Applications include LED strip lighting, LED channel letters, and LED displays.
The input voltage range is 180-264 VAC.
The output voltage is 12 VDC nominal and the power is 320W.
The operating temperature range is -30°C to 60°C with derating.
It is chassis mountable and comes in an enclosed package.
The typical efficiency is 87% according to existing data, with manufacturer data indicating up to 90%.
Yes, the output voltage can be trimmed by ±10%.
It can withstand a 300VAC surge input for 5 seconds.