General Data Rated input voltage 110 Vac Rated output voltage 230 Vac Rated power 250 ‑ 1000 VA Insulation class A Maximum ambient temperature 40 °C Efficiency up to 96 % Degree of protection IP 22 Advantages Integrated short circuit and overload protection Very high efficiency Very good moisture protection and low noise thanks to XtraDenseFill resin encapsulation Carrying handle, mains connecting lead NEMA5‑15 (USA) and socket for portable application Standards Autotransformerto: VDE 0570 Teil 2‑13, DIN EN 61558‑2‑13, EN 61558‑2‑13, IEC 61558‑2‑13 Autotransformer for portable application for the adjustment of the voltage in 110 Vac networks to 230 Vac equipment when no electrical isolation is required.