Compact economical single-phase industrial power supply for electronics requiring stabilised DC voltage. Designed and tested according to norm EN60950 and approved by UL. Standard models with universal input voltage (90-265V) and adjustable DC output voltage (typical -10% and +15%. Short circuit proof and protected against overload. Fixed installation, easy snap-on assembly on 35mm DIN-rail. DRA 120 models have PFC. The switch mode technology provide compact design, high efficiency and low residual ripple (less than +/-0.5%). Cased in plastic IP20. The DRA models are especially designed for industrial control systems, process automatic and industrial applications requiring stabilised DC voltage.