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NSX100H MA50 3P3R

The Schneider Electric Compact NSX100H 3‑Pole Molded Case Circuit Breaker with MA50 Magnetic Trip Unit is a low‑voltage protective device designed for reliable short‑circuit protection in three‑phase AC electrical systems.

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Specifications Parameter Specification Manufacturer Schneider Electric Product Series ComPacT NSX100H Molded Case Circuit Breaker Model / Trip Unit MA50 Magnetic Trip Unit (adjustable magnetic protection) Product Type Molded Case Circuit Breaker (MCCB) with magnetic trip unit Poles 3P / 3R (3 phases) — sometimes described as 3P3D (3 protected poles) Rated Trip Unit Current 50 A magnetic trip rating (MA50) Trip Technology MA (Magnetic only) — instantaneous short‑circuit protection Adjustable Instantaneous Pickup Range ~6…14 × In (magnetic pick‑up settings via dial) Rated Operational Voltage (Ue) 690 V AC, 50/60 Hz Network Type AC three‑phase Interrupting Capacity (Icu) 70 kA @ 380/415 V AC (typical H‑rating) Utilisation Category Category A (general distribution) Rated Insulation Voltage (Ui) 800 V AC (typical NSX range) Rated Impulse Withstand (Uimp) 8 kV Mounting Fixed installation (panel / switchboard) Manual Operation Ergonomic toggle handle for manual ON/OFF Standards Compliance EN/IEC 60947‑2, CCC, EAC (varies by market) Auxiliary Contacts / Accessories Optional auxiliary contacts, shunt trip, undervoltage trip available separately (not included)