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    Compact NSXm

    Up to 160 A molded-case circuit breakers

    Compact NSXm molded-case circuit breakers up to 160A

    Compact NSXm
    • Features

      The Compact NSXm range of circuit breakers is a molded case circuit breaker solution offering great performance in a compact frame size.
      Nominal current: 16 to 160 A 
      • Five breaking capacities : 16, 25, 36, 50, 70 kA at 415 V 
      • Insulation voltage up to 800 V AC
      • One physical size from 16 to 160 A
      • 3 and 4 pole versions available
      • Isolation with positive break indication 
      • Thermal-magnetic protections and switch disconnectors
      • Embedded Earth leakage protection within the trip unit
      • Optimized range of auxiliaries and accessories field installable
      • Compliance with international standards: IEC 60947-1 and 2, CCC, EAC and other local certifications
      • Compliance with specifications of marine classification companies (MCCB): Bureau Veritas, Lloyd’s Register of Shipping, Det Norske Veritas and RINA

      Technical short documents from the Compact NSX & NSXm catalog for molded case circuit breakers and switches up to 630 A:
      Visit the Schneider Electric Electrical Calculation Tools to review, search and check curves, selectivity and cascading. Alternatively, download the Complimentary Technical Information catalog (PDF), which includes coordination tables.


      Flexible platform
      • Built‑in DIN rail and plate mount capability
      • Flexible connectors easily interchangeable
      • Field‑installable and spring-type auxiliaries externally visible
      • Small footprint (W: 81mm x H: 137mm x  x D: 80mm)


      • Protection of LV electrical installations:
      • Standard applications in industries, buildings, infrastructures
      • Low‑voltage switchboards (as feeder in drawers) for power control centers
      • Low‑voltage panelboards (as incomer) or subpanelboards (as feeder) for electrical distribution in small, medium, and commercial buildings
      • Machines (as incomer) — HVAC, packaging, lifting, pumping, conveying
      • Control panels — Water treatment, tunnel, in automation solutions


      • Compact NSXm earth leakage circuit breaker (ELCB)
      • Compact NSX & NSXm molded case circuit breakers (MCCB)
      • Compact NSXm 16kA/70kA 16A/160A 3P molded case circuit breaker (MCCB)
      • Compact NSX & NSXM molded case circuit breaker (MCCB) in a Smart Panel
      • Compact NSXm 16kA to 70kA Vigi 25A to 160A 4P molded case circuit breaker (MCCB)