3 phase output EMC/EMI filter, it has excellent interference suppression for Dv/Dt. (1)Test Voltage ( 1min ): Line to Ground: 1450VAC. Line to Line: 2700VAC. (2)Insulation Resistance: Line to Ground: ≥3000Ω. Line to Line: ≥6000Ω. (3)Various connection optional: bolt and busbar terminals.