{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LV426203","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"LV426203","canonicalUrl":"https://aoctrl.com/schneider/LV426203","factsUrl":"https://aoctrl.com/api/mcp/products/LV426203","rawCanonicalId":null},"summary":{"shortDescription":"circuit breaker ComPact NSXm B (25 kA at 415 VAC), 3P 3d, 40 A rating TMD trip unit, EverLink connectors","salesMarkdown":null,"metaTitle":null,"metaDescription":null,"metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":[],"specifications":{"Range":"ComPact","Colour":"Grey (RAL 7016)","Depth (D)":"80 mm","Standards":"EN/IEC 60947","Width (W)":"81 mm","Height (H)":"137 mm","9 Mm Pitches":"9 module","Control type":"Toggle","Network type":"AC","Product name":"ComPact NSXm","Product weight":"1.06 kg","Trip unit name":"TM-D","Number of poles":"3P","Protection type":"L : for overload protection (thermal) I : for short-circuit protection (magnetic)","lifecycle_stage":"mature","Connection pitch":"35 mm with spreaders 27 mm without spreaders","Mounting support":"Plate DIN rail","Pollution degree":"3 conforming to IEC 60664-1","Range of product":"ComPact NSXm","Trip unit rating":"40 A at 40 °C","Device short name":"NSXm 40B","Network frequency":"50/60 Hz","Performance level":"B 25 kA 415 V AC","Relative humidity":"0...95 %","Device application":"Distribution Protection","Operating altitude":"0...2000 m without derating 2000...5000 m with derating","[In] rated current":"40 A at 40 °C","Connection terminals":"1 Everlink lug wire size 2.5...95 mm², rigid or stranded aluminium/copper 1 Everlink lug wire size 2.5...70 mm², flexible copper","Trip unit technology":"Thermal-magnetic","Utilisation category":"Category A","Electrical durability":"10000 cycles at 440 V In 20000 cycles at 440 V In/2 5000 cycles at 690 V In 10000 cycles at 690 V In/2","Mechanical durability":"20000 cycles","IK degree of protection":"IK07 conforming to IEC 62262","IP degree of protection":"IP40 conforming to IEC 60529","Earth-leakage protection":"Without","Product or component type":"Circuit breaker","Suitability for isolation":"Yes conforming to EN/IEC 60947-2","Protected poles description":"3D","Circuit breaker mounting mode":"By screws Clip-on","[Ui] rated insulation voltage":"800 V AC 50/60 Hz","Trip unit protection functions":"LI","[Ue] rated operational voltage":"690 V AC 50/60 Hz","Ambient air temperature for storage":"-50...85 °C","Ambient air temperature for operation":"-25...70 °C","[Im] magnetic protection pick-up range":"600 A","[Uimp] rated impulse withstand voltage":"8 kV","Number of slots for electrical auxiliaries":"1 slot(s) for auxiliary switch OF 1 slot(s) for alarm switch SD 1 slot(s) for voltage release MN or MX","Long-time protection delay adjustment type tr":"Fixed","[Ir] long-time protection pick-up adjustment range":"0.7...1 x In","[Ics] rated service short-circuit breaking capacity":"50 kA at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 25 kA at 380...415 V AC 50/60 Hz conforming to IEC 60947-2 20 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 10 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2","[Icu] rated ultimate short-circuit breaking capacity":"50 kA Icu at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 25 kA Icu at 380...415 V AC 50/60 Hz conforming to IEC 60947-2 20 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 10 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2","Long-time pick-up adjustment type Ir (thermal protection)":"Adjustable"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/7d1b7ea3637f5ad21837d16c2f05646f.pdf","sourceUrl":"https://www.se.com/hk/en/product/LV426203/circuit-breaker-compact-nsxm-b-25-ka-at-415-vac-3p-3d-40-a-rating-tmd-trip-unit-everlink-connectors/","alternativesUrl":"https://aoctrl.com/api/mcp/products/LV426203/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/LV426203","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/LV426203 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}}