{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LV431390","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"LV431390","canonicalUrl":"https://aoctrl.com/schneider/LV431390","factsUrl":"https://aoctrl.com/api/mcp/products/LV431390","rawCanonicalId":null},"summary":{"shortDescription":"Schneider Electric ComPact NSX100...250 LV431390 molded case circuit breaker, NSX250B basic frame, 3-pole, 250 A, 15 kA Icu at 415 V AC, fixed mount, toggle control, IP40, UL/CSA certified.","salesMarkdown":"## Overview The LV431390 is a Schneider ComPact NSX250B basic frame molded case circuit breaker, rated 250 A continuous with a 15 kA Icu breaking capacity at 415 V AC, in a 3-pole fixed-mount package with toggle control. It carries UL and CSA certifications, meets EN/IEC 60947-2, and is sealed to IP40 with IK07 impact resistance, suited for distribution panels where 3-pole switching and a 250 A feed are specified. The 250 A continuous rating matches a 250 A bus or feeder tap.","metaTitle":"Schneider LV431390 ComPact NSX250B MCCB, 3-pole, 250 A, 15 kA","metaDescription":"Schneider LV431390 ComPact NSX250B molded case circuit breaker: 3-pole, 250 A, 15 kA Icu at 415 V AC, fixed mount, toggle control, IP40, UL/CSA certified.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":[],"specifications":{"Range":"ComPact","Category":"US10DE201101","Depth (D)":"3.4 in (86 mm)","Standards":"EN/IEC 60947-2 UL 508","Width (W)":"4.1 in (105 mm)","Height (H)":"6.3 in (161 mm)","Control Type":"Toggle","Network type":"AC","Mounting Mode":"Fixed","Number of poles":"3P","Protection Type":"Without protection","lifecycle_stage":"mature","Connection pitch":"1.4 in (35 mm)","Mounting Support":"Backplate","Pollution degree":"3 IEC 60664-1","Range of Product":"ComPact NSX100...250","Device short name":"NSX250B","Network Frequency":"50/60 Hz","Performance level":"B 25 kA 415 V AC","Upside connection":"Front","Device Application":"Distribution","Line Rated Current":"250 A 104 °F (40 °C)","Downside connection":"Front","Circuit breaker name":"Compact NSX250B","Utilisation category":"Category A","Electrical durability":"10000 cycles 440 V AC 50/60 Hz In IEC 60947-2 10000 cycles 690 V AC 50/60 Hz In/2 IEC 60947-2 20000 cycles 440 V AC 50/60 Hz In/2 IEC 60947-2 5000 cycles 690 V AC 50/60 Hz In IEC 60947-2","Mechanical durability":"20000 cycles IEC 60947-2","Nbr. of units in pkg.":"1","IK degree of protection":"IK07 conforming to IEC 62262","IP degree of protection":"IP40 conforming to IEC 60529","Product or Component Type":"Basic frame","Suitability for isolation":"Yes EN/IEC 60947-2","[Ui] rated insulation voltage":"800 V AC 50/60 Hz IEC 60947-2","[Ue] rated operational voltage":"690 V AC 50/60 Hz","Ambient Air Temperature for Storage":"-58...185 °F (-50...85 °C)","Ambient Air Temperature for Operation":"-13...158 °F (-25...70 °C)","[Uimp] rated impulse withstand voltage":"8 kVIEC 60947-2","[Ics] rated service short-circuit breaking capacity":"20 kA 440 V AC 50/60 Hz IEC 60947-2 25 kA 380/415 V AC 50/60 Hz IEC 60947-2 40 kA 220/240 V AC 50/60 Hz IEC 60947-2 15 kA 500 V AC 50/60 Hz IEC 60947-2","[Icu] rated ultimate short-circuit breaking capacity":"15 kA Icu 500 V AC 50/60 Hz IEC 60947-2 20 kA Icu 440 V AC 50/60 Hz IEC 60947-2 25 kA Icu 380/415 V AC 50/60 Hz IEC 60947-2 40 kA Icu 220/240 V AC 50/60 Hz IEC 60947-2"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$226.00","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/9c7c636db363ae7c3c87ef1fa2d369c2.pdf","sourceUrl":"https://www.se.com/hk/en/product/LV431390/circuit-breaker-basic-frame-compact-nsx250b-25-ka-at-415-vac-50-60-hz-250-a-without-trip-unit-3-poles/","alternativesUrl":"https://aoctrl.com/api/mcp/products/LV431390/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/LV431390","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/LV431390 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}}