Switching Power Supplies Accept Universal Input
Delivering 240 W of output power, Astrodyne’s SDR-240 Series DIN-rail mounted switching power supplies accept universal input from 90 VAC to 264 VAC. The 4.46” × 2.48” × 4.93” devices include protection for overload, overvoltage, and overtemperature, free air convection cooling, a power-good LED indicator, and an output adjustment potentiometer. The UL508- and TUV-approved supplies operate over an ambient temperature range from -25ºC to 60ºC without forced cooling or output power derating. The metal-encased units can be installed on DIN Rail TS35/7.5 or 15 and have screw terminal input/output connections. Two models are offered at 24 VDC and 48 VDC with active PFC of >0.93 and 93% efficiency. Pricing is $119 in OEM quantities.