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CVS400N 3P 320A MA

The Schneider Electric EasyPact CVS400N 3‑Pole 320 A MCCB with MA Trip Unit is a robust low‑voltage molded case circuit breaker designed for industrial and commercial power distribution applications.

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Specifications Parameter Specification Manufacturer Schneider Electric Product Series EasyPact CVS400N MCCB Device Type Molded Case Circuit Breaker (MCCB) Model Variation 3P (3‑pole), MA magnetic trip unit Rated Current (In) 320 A at 40 °C Trip Unit Type MA Magnetic Only (magnetic short‑circuit protection) Poles 3P / 3D (three phases) Rated Operational Voltage ~415 V AC, 50/60 Hz (typical low‑voltage distribution) Network Type Alternating Current (AC) Breaking Capacity (Icu) • 70 kA @ 220/240 V AC • 50 kA @ 380/415 V AC • 32 kA @ 440 V AC (IEC 60947‑2) Rated Impulse Withstand Voltage (Uimp) 8 kV (IEC/EN 60947‑2) Utilisation Category Category A (general distribution) Trip Protection Magnetic short‑circuit only (no thermal overload element) Instantaneous Pick‑Up Adjustment Adjustable (e.g., ~6–13× In) depending on unit design Mounting Fixed mount panel/switchboard Connections (Terminals) Screw terminals (front/front or front/rear variants) Mechanical Durability ~15,000 operations (typical) Electrical Durability ~6,000 operations @ In (typical) Compliance / Standards IEC/EN 60947‑2 for low‑voltage circuit breakers