General Data Rated voltage 3 x 480 ‑ 3 x 520 Vac Voltage range 0 ‑ 3 x 480 ‑ 520 Vac Rated current 3 x 8 ‑ 3 x 180 A Leakage current 4.00 ‑ 43.00 mA Degree of protection IP 20 Advantages For the highest requirements Two‑stage filter concept Efficient filter effect against line‑bound interference emissions Increase in the interference immunity of the connected consumer Standards Radio interference suppression filter to DIN EN 60939‑2 Leakage current measured against the maximum permissible input voltage fluctuation in accordance with IEC 38 ±10 %.