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The Cosel SNTUNS50F12 is an open frame AC-DC converter designed for ITE (Commercial) applications. It offers a single output of 12V at 4.2A, delivering a maximum wattage of 50.4W. The converter accepts a universal input voltage range of 85-264 VAC and features power factor correction.
Key electrical specifications include an efficiency of up to 83% at 200V input and typical input current of 0.67A at 100V. It incorporates built-in protection circuits for inrush current, overcurrent, overvoltage, and thermal faults. Isolation ratings are 3000V AC between input and output, 2000V AC between input and FG, and 500V AC between output and FG.
This unit is designed for chassis mounting and operates within an ambient temperature range of -20°C to 95°C. Safety agency approvals include CE and cURus, complying with UL60950-1 and EN62368-1 standards. It also complies with harmonic attenuation standards (IEC61000-3-2) and relevant directives like Low Voltage Directive and UKCA marking.
The output voltage is 12V.
The maximum output current is 4.2A.
The input voltage range is 85-264 VAC.
The operating temperature range is -20°C to 95°C.
Yes, it has built-in overcurrent protection that works over 105% of rating and recovers automatically.