{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"48328","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"48328","canonicalUrl":"https://aoctrl.com/schneider/48328","factsUrl":"https://aoctrl.com/api/mcp/products/48328","rawCanonicalId":null},"summary":{"shortDescription":"circuit breaker Masterpact NW40H2 - 4000 A - 4 poles - drawout - w/o trip unit","salesMarkdown":null,"metaTitle":null,"metaDescription":null,"metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":[],"specifications":{"Depth":"395 mm","Range":"MasterPacT","Width":"556 mm","Height":"439 mm","Standards":"EN/IEC 60947-1 EN/IEC 60947-2","Control type":"Push-button","Control unit":"Without control unit","Product name":"MasterPact NW","Mounting mode":"Drawout","Sensor rating":"2000 A 4000 A","lifecycle_stage":"unknown","Connection pitch":"150 mm","Mounting support":"Backplate Rails","Neutral position":"Left","Performance type":"H2 100 kA 440 V AC","Pollution degree":"4 conforming to IEC 60664-1","Poles description":"4P","Upside connection":"Rear","Device application":"Power distribution protection","Operating altitude":"0...2000 m without derating 2000 m...5000 m with derating","[In] rated current":"4000 A at 40 °C","Downside connection":"Rear","Circuit breaker name":"MasterPact NW40H2","Selectivity category":"Category B","Electrical durability":"5000 cycles 440 V AC 50/60 Hz without maintenance conforming to EN/IEC 60947-2 2500 cycles 690 V AC 50/60 Hz without maintenance conforming to EN/IEC 60947-2 AC-23A: 5000 cycles 440 V AC 50/60 Hz without maintenance conforming to EN/IEC 60947-3 AC-23A: 2500 cycles 690 V AC 50/60 Hz without maintenance conforming to EN/IEC 60947-3 AC-3: 6000 cycles 440/690 V AC 50/60 Hz without maintenance conforming to EN/IEC 60947-3","Maximum breaking time":"25 ms","Mechanical durability":"10000 cycles without maintenance 20000 cycles with maintenance","Power dissipation in W":"900 W","IP degree of protection":"IP30 conforming to IEC 60529","Product or component type":"Circuit breaker","Suitability for isolation":"Yes conforming to EN/IEC 60947-2","Maximum closing response time":"70 ms","[Ui] rated insulation voltage":"1000 V AC 50/60 Hz","[Ue] rated operational voltage":"690 V AC 50/60 Hz","Ambient air temperature for storage":"-40...85 °C","Ambient air temperature for operation":"-25...70 °C","[Ics] rated service breaking capacity":"100 kA at 220/415 V AC 50/60 Hz 100 kA at 440 V AC 50/60 Hz 85 kA at 525 V AC 50/60 Hz 85 kA at 690 V AC 50/60 Hz","[Uimp] rated impulse withstand voltage":"12 kV","[Icw] rated short-time withstand current":"85 kA 1 s 75 kA 3 s","[Icm] rated short-circuit making capacity":"220 kA 220/415 V AC at 50/60 Hz 187 kA 440 V AC at 50/60 Hz 187 kA 525 V AC at 50/60 Hz 187 kA 690 V AC at 50/60 Hz","Integrated instantaneous protection (DIN in kA peak)":"171...209 kA","[Icu] rated ultimate short-circuit breaking capacity":"100 kA at 220/415 V AC 50/60 Hz 100 kA at 440 V AC 50/60 Hz 85 kA at 525 V AC 50/60 Hz 85 kA at 690 V AC 50/60 Hz"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$19,083.31","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/2b001ac52be5c2a064e9ba6854949bf7.pdf","sourceUrl":"https://www.se.com/ae/en/product/48328/circuit-breaker-masterpact-nw40h2-4000-a-4-poles-drawout-w-o-trip-unit/","alternativesUrl":"https://aoctrl.com/api/mcp/products/48328/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/48328","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/schneider/48328 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:21:01.794Z","lastPublished":"2026-09-02T08:21:01.794Z","indexable":true}}