Specifications: Type: Molded Case Circuit Breaker (MCCB) Number of Poles: 4P (4 poles) Current Rating: 400A Frame Size: 400A (provides specific breaking capacity for higher current levels) Rated Voltage: 400V (typically used for industrial power systems) Breaking Capacity: 36 kA at 415V (can handle high fault currents) Tripping Characteristics: Thermal Protection: Overload protection designed to disconnect the circuit if the current exceeds the rated value for a specified duration. Magnetic Protection: Short circuit protection to disconnect the circuit immediately when a fault occurs. Adjustable Protection: Both thermal and magnetic protection can be adjusted to meet the specific needs of the application. Auxiliary Contacts: Optional auxiliary contacts for monitoring and control functions. Protection Functions: Overload protection Short-circuit protection Earth fault protection (optional with additional accessories) Key Features: High Breaking Capacity: With a breaking capacity of 36 kA, the NSX 4P 400A is designed to interrupt high fault currents, ensuring robust protection for circuits and equipment. Adjustable Thermal and Magnetic Settings: These settings offer flexibility in customizing the protection based on the specific requirements of the system, enhancing operational flexibility. Compact Design: Despite its high current rating, the NSX series breakers are designed to be compact, making them ideal for space-constrained electrical panels. Reliable Performance: The NSX circuit breakers are built for durability and consistent performance under harsh industrial conditions. Modular and Versatile: The NSX series offers a wide range of accessories, such as auxiliary contacts, motor operators, and shunt trips, which allow for customization and integration into various applications. Compliance: The NSX 4P 400A is designed to meet international safety standards, including IEC 60947-2, ensuring reliable protection and operational safety. Applications: Industrial Power Distribution Systems: Protects circuits in industrial environments such as manufacturing plants, warehouses, and heavy machinery. Commercial Buildings: Provides protection for electrical systems in large commercial buildings, office complexes, and retail spaces. Substations and Electrical Switchgear: Commonly used in substations and electrical switchgear for medium to high-voltage protection. Motor and Transformer Protection: Used to safeguard motors, transformers, and other high-load electrical equipment from faults and overloads. Critical Infrastructure: Ensures safety and continuity of operations in critical systems that require reliable protection, such as data centers, hospitals, and energy plants.