Category Parameter Specification / Typical Value Electrical Ratings Rated Voltage 342 VAC (3~ + PE) Rated Current 55 A Frequency 50/60 Hz Test Standards Safety Standards UL 60939, IEC 60939, EN 60939 EMC Standards Designed to meet CISPR 11/32, EN 55011/55032 Filter Performance Insertion Loss > 60 dB (Typical at 1 MHz) > 45 dB (Typical at 100 kHz) Leakage Current Line to Ground Typically < 10 mA (per phase) General Data Number of Phases 3-Phase + Protective Earth (PE) Connection Type Screw Terminals Mounting Through-hole or bracket mounting (panel mount) Operating Temperature -25 °C to +100 °C Housing Material Metal case (typically aluminum) for effective shielding and heat dissipation