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NSX100M N MA 3P 80A

The Schneider Electric NSX100M N MA is a three‑pole molded case circuit breaker (MCCB) designed to protect low‑voltage three‑phase electrical distribution systems.

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Specifications General Product Range: ComPacT NSX M‑Frame Device Type: 3‑Pole Molded Case Circuit Breaker (MCCB) Trip Mechanism: Thermal‑magnetic (MA type) Number of Poles: 3 (three phases) Rated Current (In): 80 A Mounting: Fixed panel or switchboard installation Application: Protection of three‑phase low‑voltage power distribution circuits Electrical Ratings Rated Operational Voltage (Ue): Suitable for low‑voltage AC systems (commonly up to ~690 V AC) Rated Frequency: 50/60 Hz Rated Insulation Voltage (Ui): Designed for standard low‑voltage distribution insulation requirements Rated Impulse Withstand Voltage (Uimp): Withstands typical transient overvoltages in distribution systems Protection & Trip Characteristics Thermal Protection (Overload): Yes – responds to sustained overload currents via thermal element Magnetic Protection (Short‑Circuit): Yes – responds to high fault current via magnetic element Trip Mechanism Type: Manual reset after trip event Protection Functions: Long‑time overload protection Instantaneous magnetic short‑circuit protection Breaking Capacity & Performance Breaking Capacity: Engineered to safely interrupt fault currents likely to occur in low‑voltage three‑phase installations Performance: Reliable interruption of abnormal currents to protect conductors and equipment Mechanical & Environmental Terminal Connections: Screw or clamp type terminals for secure conductor attachment Mechanical Durability: Designed for reliable actuation and long service life Design: Compact modular housing for efficient space usage Manual Operation: Manual ON/OFF control with clear status indication