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COMPACT NSX100F 4P 63A

The Schneider Electric Compact NSX100F 4P 63A is a 4-pole (3-phase + neutral), 63A, fixed-type molded case circuit breaker from the premium Compact NSX series. It provides complete overload and short-circuit protection for all live conductors in three-phase four-wire systems, making it ideal for main distribution and critical feeder applications in commercial, industrial, and infrastructure projects where neutral protection and isolation are required.

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Specifications Parameter Specification Product Series Compact NSX Model / Frame NSX100F Number of Poles 4 Poles (3P + N) – All four poles are fully protected. Rated Current (In) 63 Amperes Frame Rating (Iu max) 100 A Trip Unit Type Thermal-Magnetic (TM-D) or Electronic (Micrologic) options available. The 63A rating refers to the fixed setting or adjustable range of the installed trip unit. Breaking Capacity (Icu @ 400V) 36 kA, 50 kA, 70 kA, or 100 kA (Selectable via model suffix - N, H, L/S). Rated Operational Voltage (Ue) 400/415V AC (3P+N systems), up to 690V AC. Rated Insulation Voltage (Ui) 1000V AC Short-Time Withstand (Icw) Typically 10-15 kA for 1s Connection Front or rear connection, screw terminals. Terminal Capacity Suitable for copper/aluminum cables (typically up to 50-70 mm²). Mounting Fixed Mounting (Panel or DIN rail via adapter). Width (4P) ~140 mm (Thermal-Magnetic version) ~210 mm (Electronic version with display) Mechanical Life 20,000 operations Electrical Life 8,000 operations at rated current Operating Temperature -25°C to +70°C Standards IEC 60947-2, UL 489, CCC, CE