{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SU1356-1KV40","brand":"Siemens","brandSlug":"siemens","productSlug":"5SU1356-1KV40","canonicalUrl":"https://aoctrl.com/siemens/5SU1356-1KV40","factsUrl":"https://aoctrl.com/api/mcp/products/5SU1356-1KV40","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 5SU1356-1KV40, FI/LS-protector Type AC (WS), D=70mm, IΔn 30mA, 6kA, 1+N-pole, C 40A.","salesMarkdown":"The Siemens 5SU1356-1KV40 is a combined residual-current device and miniature circuit breaker (RCBO) in a single 1+N-pole module. The 30 mA sensitivity provides personal protection against direct contact. ## Integration notes The 70 mm depth fits standard flush-mount consumer units and small distribution boards without protruding past the enclosure lid.","metaTitle":"Siemens 5SU1356-1KV40 FI/LS Protector, 30mA, 6kA, 1+N C 40A","metaDescription":"Siemens 5SU1356-1KV40 FI/LS-protector, Type AC, 30mA residual, 6kA breaking capacity, 1+N-pole C-curve 40A. Current production. Sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Residual Current Breakers (RCCB/RCBO)"],"specifications":{"lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=378764&mlfb=5SU1356-1KV40","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SU1356-1KV40/alternatives.json"},"ai":{"faq":[{"question":"What is the breaking capacity and sensitivity of 5SU1356-1KV40?","answer":"It is rated for 6 kA breaking capacity with a 30 mA residual-current trip (Type AC) and a C-curve overcurrent characteristic at 40 A, in a 1+N-pole configuration."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SU1356-1KV40","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/5SU1356-1KV40 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:15:54.622Z","lastPublished":"2026-09-02T08:15:54.622Z","indexable":true}}