Description: Model: EZD160E 4P63A Type: MCCB (Molded Case Circuit Breaker) Poles: 4 (Four-pole, for three-phase systems with neutral) Rated Current: 63 A Rated Voltage: 400 V AC Application: Protects electrical circuits, feeders, and distribution panels from overloads, short circuits, and ground faults. Suitable for use in industrial, commercial, and residential applications. Mounting: DIN rail mounted or panel-mounted Standards Compliance: IEC 60947-2, UL 489, CCC (China Compulsory Certification) Parameters: Rated Current (In): 63 A Number of Poles: 4 (for three-phase systems with neutral protection) Rated Voltage (Ue): 400 V AC Breaking Capacity (Icu): 25 kA at 400 V AC (withstands high fault currents) Rated Insulation Voltage (Ui): 690 V Tripping Characteristics: Overload Protection: Thermal (adjustable for protection against sustained overload) Short-circuit Protection: Magnetic (instantaneous trip to protect against short circuits) Frequency Range: 50/60 Hz Auxiliary Contacts: Available for remote signaling and control (NO or NC contacts) Temperature Range: -5°C to +40°C Mechanical Durability: 10,000 cycles Electrical Durability: 6,000 cycles Connection Type: Screw terminals Rated Impulse Withstand Voltage (Uimp): 6 kV