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NSX100S 3P 80A

The Schneider Electric NSX100S 3‑Pole Molded Case Circuit Breaker (MCCB) is a reliable protective device designed for low‑voltage three‑phase electrical distribution systems.

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Specifications General Product Type: Molded Case Circuit Breaker (MCCB) Series / Family: ComPacT NSX S‑Frame Number of Poles: 3 (three phases) Rated Current (In): 80 A Mounting Type: Fixed panel or switchboard installation Application: Protection of low‑voltage three‑phase distribution circuits Electrical Ratings Rated Operational Voltage (Ue): Suitable for low‑voltage AC systems (typically up to ~690 V AC) Rated Frequency: 50/60 Hz Rated Insulation Voltage (Ui): Designed for standard low‑voltage distribution systems Rated Impulse Withstand Voltage (Uimp): Engineered to withstand transient overvoltages Protection & Trip Characteristics Trip Mechanism: Thermal‑magnetic trip unit (factory configured for general protection) Overload Protection: Responds to sustained overload currents to protect conductors and equipment Short‑Circuit Protection: Responds to high fault currents to interrupt abnormal conditions Protection Functions: Long‑time (thermal) and instantaneous (magnetic) protection Breaking Capacity & Performance Breaking Capacity: Designed to safely interrupt fault currents commonly encountered in low‑voltage distribution systems Performance: Provides reliable fault interruption to safeguard downstream circuits and equipment Mechanical & Environmental Terminal Connections: Screw or clamp type terminals for secure conductor attachment Mechanical Durability: Built for repeated operations and long service life Design: Compact modular housing for efficient panelboard and switchboard integration