{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3VA1463-4EF32-0HC0","brand":"Siemens","brandSlug":"siemens","productSlug":"3VA1463-4EF32-0HC0","canonicalUrl":"https://aoctrl.com/siemens/3VA1463-4EF32-0HC0","factsUrl":"https://aoctrl.com/api/mcp/products/3VA1463-4EF32-0HC0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 3VA1463-4EF32-0HC0, molded case circuit breaker, 3-pole, 630 A at 40 °C, interrupting 121 kA at 240 V.","salesMarkdown":"## 630 A MCCB with 121 kA interrupting capacity The Siemens SENTRON 3VA1463-4EF32-0HC0 is a 3-pole molded case circuit breaker (MCCB) rated 630 A at 40 °C ambient, with a maximum interrupting capacity of 121 kA at 240 V AC. That interrupting rating drops to 75.6 kA at 415 V and 440 V, 52.5 kA at 500 V, and 11.9 kA at 690 V — so the application voltage determines the fault-clearing capability you can rely on. The 630 A rating holds up to 50 °C ambient; above that, the continuous current derates linearly — 618 A at 55 °C, 607 A at 60 °C, 595 A at 65 °C, and 583 A at 70 °C. Maximum power loss is 192.9 W at rated current. ## Mounting dimensions and auxiliary options Physical footprint: 248 mm height, 138 mm width, 110 mm depth — fits standard panel cutouts for 3-pole MCCBs in this frame size. Communication function is absent, so this is a standalone thermal-magnetic breaker for hardwired distribution.","metaTitle":"Siemens SENTRON 3VA1463-4EF32-0HC0 MCCB, 630 A, 3-pole, 121","metaDescription":"Siemens SENTRON 3VA1463-4EF32-0HC0 molded case circuit breaker, 630 A, 3-pole, 121 kA interrupting at 240 V. Active production. Quoted to order. Request RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Molded Case Circuit Breakers (MCCB)"],"specifications":{"Depth":"110 mm","Width":"138 mm","title":"3VA1463-4EF32-0HC0","Height":"248 mm","Maximum":"0 A","Minimum":"0 A","at 240 V":"121 kA","at 415 V":"75.6 kA","at 440 V":"75.6 kA","at 500 V":"52.5 kA","at 690 V":"11.9 kA","at 40 °C":"630 A","at 45 °C":"630 A","at 50 °C":"630 A","at 55 °C":"618 A","at 60 °C":"607 A","at 65 °C":"595 A","at 70 °C":"583 A","Depth [In]":"4.33 in","Width [In]":"5.43 in","Height [In]":"9.76 in","description":"circuit breaker 3VA1 IEC frame 630 breaking capacity class S Icu=36kA @ 415V 3-pole, line protection TM240, ATAM, In=630A overload protection Ir=440A...630A short-circuit protection Ii=4...8 x In nut keeper kit circuit breaker 3VA1 IEC frame 630 breaking capacity class S Icu=36kA @ 415V 3-pole, line protection TM240, ATAM, In=630A overload protection Ir=440A...630A short-circuit protection Ii=4...8 x In nut SHUNT TRIP LEFT 24 V AC 50/60 HZ / 24-30 V DC ACCESSORY FOR 2 AUXILIARY SWITCH CHANGEOVER","Trip Indicator":"No","Number Of Poles":"3","Voltage Trigger":"Yes","lifecycle_stage":"current","Product Brand Name":"SENTRON","Product Designation":"Molded case circuit breaker","Undervoltage Release":"No","Communication Function":"No","During Storage / Maximum":"80 °C","During Storage / Minimum":"-40 °C","power loss [W] / maximum":"192.9 W","During Operation / Maximum":"70 °C","During Operation / Minimum":"-25 °C","Other Measurement Function":"No","Of The Supplied Basic Switch":"3VA14634EF320AA0","Design Of The Auxiliary Switch":"2 auxiliary switches HQ","Design Of The Auxiliary Release":"shunt trip (STL)","Ground-Fault Monitoring Version":"Without","Insulation Voltage / Rated Value":"800 V","Design Of The Overcurrent Release":"TM240","Design Of Short-Circuit Protection":"For switching power values in DC networks, see the 3VA molded case circuit breaker device manual; link to be found under Service & Support in the last chapter","protection class IP / on the front":"IP40","Of The Integrated Auxiliary Trip Unit":"3VA9688-0BL30","Product Function / Grounding Protection":"No","operating voltage / at AC / rated value":"690 V","operating voltage / at DC / rated value":"500 V","reference code / according to IEC 81346-2":"Q","Product Extension / Optional / Motor Drive":"Yes","Protection Function Of The Overcurrent Release":"LI","number of CO contacts / for auxiliary contacts":"2","Of The Integrated Auxiliary Switch/Alarm Switch":"3VA9988-0AA12","Switching Capacity Class Of The Circuit Breaker":"S","Mechanical Service Life (Operating Cycles) / Typical":"20 000","Type Of Electrical Connection / For Main Current Circuit":"nut keeper kit on both ends","Arrangement Of Electrical Connectors / For Main Current Circuit":"Front terminal"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/3ab90992a50ba1d161d068f32be56d5b.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=1447495&mlfb=3VA1463-4EF32-0HC0"},"ai":{"faq":[{"question":"Where can I buy 3VA1463-4EF32-0HC0?","answer":"This part is sourced and quoted to order against an RFQ through independent distribution; availability and current pricing are confirmed at quote time."},{"question":"What are the key ratings of 3VA1463-4EF32-0HC0?","answer":"It is a 3-pole molded case circuit breaker rated 630 A at 40 °C, with a maximum interrupting capacity of 121 kA at 240 V AC. The interrupting rating varies by voltage: 75.6 kA at 415 V and 440 V, 52.5 kA at 500 V, and 11.9 kA at 690 V."},{"question":"What is the physical size of 3VA1463-4EF32-0HC0?","answer":"Height is 248 mm, width is 138 mm, and depth is 110 mm. It fits standard panel cutouts for 3-pole MCCBs in this frame size."},{"question":"What auxiliary options are fitted on this breaker?","answer":"It includes a shunt trip (STL) auxiliary release and two HQ auxiliary switches. There is no undervoltage release, no ground-fault monitoring, and no communication function."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3VA1463-4EF32-0HC0","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/3VA1463-4EF32-0HC0 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}