General Data Rated input voltage 230 Vac Rated output voltage 110 Vac Rated power 250 ‑ 1000 VA Insulation class A Maximum ambient temperature 40 °C Efficiency up to 96 % Degree of protection IP 22 Advantages Electronic potential monitoring by not connecting the output voltage until the protected contact plug is inserted correctly Integrated short circuit and overload protection Very high efficiency Very good moisture protection and low noise thanks to XtraDenseFill resin encapsulation Carry handle, mains cable with safety plug, socket NEMA5‑15 (USA) 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 mobile use for the adjustment of the voltage in 230 Vac networks to 110 Vac equipment when no electrical isolation is required.