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NS800N 3P 800A

The Schneider Electric ComPacT NS800N Molded Case Circuit Breaker (MCCB) is a three‑pole, fixed‑mount circuit breaker designed for low‑voltage power distribution and protection applications. It provides reliable overload and short‑circuit protection for industrial and commercial installations.

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Parameters Parameter Specification Product Name Schneider Electric ComPacT NS800N Product Type Molded Case Circuit Breaker (MCCB) Number of Poles 3 Poles (3P) Rated Current (In) 800 A @ 50 °C Rated Operational Voltage (Ue) Up to 690 VAC, 50/60 Hz Network Type AC Trip Unit (optional) MicroLogic 2.0 electronic trip unit (LI protection functions) Control Type Manual (rotary handle or toggle) Mounting Fixed (backplate or panel mount) Utilisation Category Category B Suitability for Isolation Yes Rated Insulation Voltage (Ui) 800 V AC Impulse Withstand Voltage (Uimp) 8 kV Rated Ultimate Short‑Circuit Breaking Capacity (Icu) ‑ 85 kA @ 220/240 VAC ‑ 50 kA @ 380/415 VAC / 440 VAC ‑ 40 kA @ 500/525 VAC ‑ 30 kA @ 660/690 VAC Rated Service Short‑Circuit Breaking Capacity (Ics) Equivalent to Icu values depending on voltage level Rated Short‑Time Withstand Current (Icw) ~19.2 kA @ 1 s Mechanical Durability ~10 000 operating cycles Electrical Durability Varies with configuration Degree of Protection Typically IP40 (panel installed) Pollution Degree Suitable for industrial environments Dimensions H ~327 mm × W ~210 mm × D ~147 mm Approx. Weight ~14 kg