{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"32716","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"32716","canonicalUrl":"https://aoctrl.com/schneider/32716","factsUrl":"https://aoctrl.com/api/mcp/products/32716","rawCanonicalId":null},"summary":{"shortDescription":"circuit breaker Compact NS400H - STR53UE - 250 A - 4 poles 4d","salesMarkdown":null,"metaTitle":null,"metaDescription":null,"metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Molded Case Circuit Breakers (MCCB)"],"specifications":{"Depth":"110 mm","Width":"185 mm","Height":"255 mm","Standards":"IEC 60947-2","Control type":"Toggle","Display type":"LED","Network type":"DC AC","Mounting mode":"Fixed","Trip unit name":"STR53UE F","Protection type":"Short time short-circuit protection Instantaneous short-circuit protection Overload protection (long time) Protection of the fourth pole","lifecycle_stage":"unknown","Connection pitch":"45 mm","Local signalling":"Positive contact indication","Mounting support":"Backplate","Neutral position":"Left","Pollution degree":"3 conforming to IEC 60947","Range of product":"Compact NS100...630","Trip unit rating":"250 A","Breaking capacity":"100 kA at 240 V AC 50/60 Hz conforming to NEMA AB1 HIC 65 kA at 480 V AC 50/60 Hz conforming to NEMA AB1 HIC 35 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 50 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 70 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 100 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2","Device short name":"Compact NS400H","Network frequency":"50/60 Hz","Poles description":"4P","Upside connection":"Front","Device application":"Distribution","[In] rated current":"400 A at 40 °C 320 A at 65 °C","Downside connection":"Front","Circuit breaker name":"Compact NS400H","Trip unit technology":"Electronic","Utilisation category":"Category A","Electrical durability":"12000 cycles 440 V AC 50/60 Hz In/2 conforming to IEC 60947-2 6000 cycles 440 V AC 50/60 Hz In conforming to IEC 60947-2","Mechanical durability":"15000 cycles","Breaking capacity code":"H","IK degree of protection":"IK07 conforming to EN 50102","IP degree of protection":"IP40 conforming to IEC 60529","Circuit breaker CT rating":"250 A","Product or component type":"Circuit breaker","Suitability for isolation":"Yes conforming to IEC 60947-2","Neutral protection setting":"0.5 x Ir No protection 1 x Ir","Protected poles description":"3t 4t 3t + N/2","[Ui] rated insulation voltage":"750 V AC 50/60 Hz conforming to IEC 60947-2","[Ue] rated operational voltage":"690 V AC 50/60 Hz conforming to IEC 60947-2 750 V DC conforming to IEC 60947-2","Long time delay adjustment type":"Adjustable","Short-time delay adjustment type":"Adj 4 setgs + const I²t option","Long time pick-up adjustment range":"0.4...1 x In","Ambient air temperature for storage":"-50...85 °C","Long time pick-up adjustment type Ir":"Adjustable 48 settings","Ambient air temperature for operation":"-25...70 °C","[Ics] rated service breaking capacity":"35 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 65 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 70 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 100 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2","[Tr] Long-Time Delay Adjustment Range":"12...16 s 6 x Ir 138...200 s 1.5 x Ir 277...400 s 1.5 x Ir 3...4 s 6 x Ir 34...50 s 1.5 x Ir 6...8 s 6 x Ir 69...100 s 1.5 x Ir 8...15 s 1.5 x Ir 0.2...0.74 s 7.2 x Ir 0.4...0.5 s 6 x Ir 1...1.4 s 7.2 x Ir 1.5...2 s 6 x Ir 2...2.8 s 7.2 x Ir 4...5.5 s 7.2 x Ir 8.2...11 s 7.2 x Ir","Instantaneous pick-up adjustment range":"1.5...11 x In","Short-time pick-up adjustment type Isd":"Adjustable 8 settings","[Uimp] rated impulse withstand voltage":"8 kV conforming to IEC 60947-2","[Tsd] Short-Time Delay Adjustment Range":"0.015...0.06 s 0.23...0.35 s 0.06...0.14 s 0.14...0.23 s","Instantaneous pick-up adjustment type Ii":"Adjustable","[Isd] short-time pick-up adjustment range":"1.5...10 x Ir"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/97ee50b3e42756238c1d4948554a28b2.pdf","sourceUrl":"https://www.se.com/nl/en/product/32716/circuit-breaker-compact-ns400h-str53ue-250-a-4-poles-4d/","alternativesUrl":"https://aoctrl.com/api/mcp/products/32716/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/32716","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/32716 when reusing this data. 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