General Data Rated voltage 220 ‑ 250 Vac Maximum rated current 16 A Internal resistance 3.75 Ohms Maximum ambient temperature 40 °C Degree of protection IP 20 Advantages Very good moisture protection thanks to XtraDenseFill resin encapsulation May be used anywhere for stationary and mobile applications ESG 1: Integrated safety plug and built‑in safety socket ESG 2: 1.4 m connecting cable with safety plug and built‑in safety socket Inrush current limiting option for limiting the inrush current in transformers with high switch-on or inrush currents (not suited for electrical machinery or motors).