{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SY6532-8","brand":"Siemens","brandSlug":"siemens","productSlug":"5SY6532-8","canonicalUrl":"https://aoctrl.com/siemens/5SY6532-8","factsUrl":"https://aoctrl.com/api/mcp/products/5SY6532-8","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 5SY6 series, miniature circuit breaker, order code 5SY6532-8, 32 A, D characteristic, 2-pole (1P+N), 36 mm width, 6 kA per EN 60898, 15 kA per IEC 60947-2.","salesMarkdown":"## What this 32 A D-curve MCB is for The Siemens 5SY6532-8 is a SENTRON miniature circuit breaker rated 32 A with a D tripping characteristic, meaning it tolerates the high inrush currents typical of motor, transformer, and welding loads without nuisance tripping — the magnetic trip fires at 10–20× rated current, not the 5–10× of a C curve. It breaks 6 kA under EN 60898 for general distribution and 15 kA under IEC 60947-2 for industrial panel duty, so the same unit covers both a sub-distribution board and a machine control cabinet. The 2-pole (1P+N) form factor switches the line and protects the neutral; the neutral pole is not switched, just monitored for overcurrent. At 36 mm wide (2 width units), it snaps onto the standard DIN rail via the quick-assembly system and accepts solid or stranded conductors from 0.75 to 35 mm² at both top and bottom combined terminals — no need to swap terminal blocks when switching from a 1.5 mm² control wire to a 10 mm² feeder. The IP20 rating holds only with conductors connected; the sealable option lets a panel builder lock the cover after commissioning to prevent tamper. ## Lifecycle and sourcing — still current, quoted to order Approvals include EN 60898, IEC 60947-2, and UL 1077 / CSA C22.2 No. 235 (5 kA at AC). The part is also rated for DC circuits up to 72 V, which covers control-voltage protection in the same panel. ## D-curve fit — motor and transformer loads The D characteristic is the key selection parameter here. For a 32 A breaker, the magnetic trip threshold sits between 320 A and 640 A, which clears short circuits fast but lets a 7.5 kW motor (DOL start, ~6× FLC inrush for 100 ms) start without popping the magnetic element. The humidity derating curve is specified: max 95% RH at 55 °C, dropping to 55% at 70 °C and 35% at 75 °C — relevant if the panel sits near a washdown zone or in a non-conditioned enclosure in a humid plant.","metaTitle":"Siemens 5SY6532-8 SENTRON MCB, 32 A, D Curve, 2-Pole","metaDescription":"Siemens 5SY6532-8 SENTRON miniature circuit breaker, 32 A rated, D tripping characteristic, 2-pole (1P+N), 6 kA (EN 60898) / 15 kA (IEC 60947-2) breaking capacity, 36 mm wide. Curr","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["1-Pole MCB (DIN Rail)"],"specifications":{"Depth":"76 mm","Solid":"0.75 ... 35 mm²","Width":"36 mm","Height":"90 mm","Sealable":"Yes","Stranded":"0.75 ... 35 mm²","Rated Value":"50/60 Hz","Halogen-Free":"Yes","Silicon-Free":"Yes","Mounting type":"Quick assembly system","During Storage":"-40 ... +75 °C","Number of poles":"2","Type of voltage":"AC","lifecycle_stage":"current","Mounting position":"any","Installation depth":"70 mm","Product brand name":"SENTRON","Ambient temperature":"-25 ... +55 °C","Product designation":"Miniature circuit breaker","Protection class IP":"IP20, with connected conductors","at AC / rated value":"230 V","Overvoltage category":"III","Combined Terminal Top":"Yes","Number of width units":"2","Number of poles / Note":"1P+N","acc. to DIN EN 61346-2":"F","acc. to DIN EN 81346-2":"F","Combined Terminal Bottom":"Yes","circuit-breaker / Design":"5SY6","Suitability for operation":"Mechanical engineering / industry","Current / at AC / rated value":"32 A","Tripping characteristic class":"D","at DC / rated value / maximum":"72 V","acc. to EN 60898 / rated value":"6 kA","Position / of power supply cord":"Any","acc. to IEC 60947-2 / rated value":"15 kA","Product feature / Touch protection":"Yes","Influence of the surrounding temperature":"max. 95% to 55°C, max. 55% to 70°C, max. 35% to 75°C","at DC / acc. to IEC 60947-2 / rated value":"15 kA","at AC / acc. to UL 1077 and CSA C22.2 No.235":"5 kA","Tightening torque / with screw-type terminals":"2.5 ... 3.5 N·m","Product function / neutral conductor switching":"Yes","with single-phase operation / at AC / rated value":"250 V","Mechanical service life (switching cycles) / typical":"10 000","Tightening torque [lbf·in] / with screw-type terminals":"22 ... 31 lbf·in","AWG number / as coded connectable conductor cross section":"18 ... 4"}},"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=403778&mlfb=5SY6532-8","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SY6532-8/alternatives.json"},"ai":{"faq":[{"question":"What is the closest second-source to the 5SY6532-8?","answer":"The 5SY6613-8 is a functional peer within the same SENTRON 5SY6 family, but it carries a different rating and characteristic — verify the specific current and curve before substituting. The 5SY6532-8 is a 32 A D-curve 1P+N; the 5SY6613-8 is a different variant. No direct drop-in replacement without checking the BOM parameters."},{"question":"Will the 5SY6532-8 drop into a panel specified for 5SY6613-8?","answer":"Mechanically yes — same 36 mm width, same DIN-rail quick-assembly mount, same terminal range (0.75–35 mm² solid/stranded). But the electrical ratings differ: verify the load current and tripping characteristic match what the panel design requires. The 5SY6532-8 is a 32 A D-curve; if the original callout was a different current or curve, the protection coordination changes."},{"question":"What compliance documentation does Siemens provide for the 5SY6532-8?","answer":"The breaker carries approvals to EN 60898 (6 kA), IEC 60947-2 (15 kA), and UL 1077 / CSA C22.2 No. 235 (5 kA). It is rated for overvoltage category III and pollution degree 2 by design. RoHS and REACH declarations are standard with Siemens SENTRON products; the halogen-free and silicon-free material marking is on the device label."},{"question":"Where can I buy the 5SY6532-8 and how is it quoted for volume?","answer":"Sourced and quoted to order against an RFQ through independent industrial distribution. Availability and current pricing are confirmed at quote time — no shelf-stock figure is published here. Submit an RFQ for your target quantity and delivery window."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SY6532-8","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/5SY6532-8 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}}