C40N42D400
The Schneider Electric C40N42D400 is a ComPacT NSX400N molded case circuit breaker rated at 400A in a 4-pole configuration, with a MicroLogic 2.3 electronic trip unit for precise protection. It delivers a high breaking capacity (Icu) of 50kA at 415V AC, protecting four-wire systems in demanding distribution. The MicroLogic 2.3 unit provides adjustable long-time and short-time protection plus fixed instantaneous protection, with LED load indication. Its NSX400 frame is engineered for higher currents while optimizing panel space. Compliant with IEC 60947 and marine specifications, it is part of the EcoStruxure Power architecture. Ideal for four-wire main and sub-main distribution, transformer protection, and industrial switchboards.
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Schneider Electric C40N42D400 Molded Case Circuit Breaker | 4 Poles 400A Rated Current | 50kA Breaking Capacity | MCCB Protection Device | Circuit Protection Overload Short Circuit | Industrial Commercial Applications | IEC Standards Compliant | Reliable Performance
Technical Specifications
| Specification | Details |
|---|---|
| Part Number | C40N42D400 |
| Brand | Schneider Electric |
| Series | MCCB |
| Poles | 4 Poles |
| Rated Current In | 400A |
| Breaking Capacity Icu | 50kA at 415V AC |





