{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3VA1163-1AA42-0JH0","brand":"Siemens","brandSlug":"siemens","productSlug":"3VA1163-1AA42-0JH0","canonicalUrl":"https://aoctrl.com/siemens/3VA1163-1AA42-0JH0","factsUrl":"https://aoctrl.com/api/mcp/products/3VA1163-1AA42-0JH0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 3VA1163-1AA42-0JH0, switch disconnector in MCCB design, IEC frame 160, 4-pole, In=63 A, without overload or short-circuit protection, shunt trip (STL) 110-127 V DC/AC 50/60 Hz, 2 auxiliary switches HQ + 1 trip alarm switch HQ, busbar connection, front terminal.","salesMarkdown":"## Switch Disconnector for Isolation and Switching Duty The Siemens 3VA1163-1AA42-0JH0 is a SENTRON switch disconnector in a molded-case circuit breaker (MCCB) design, rated for 63 A continuous current (Iu) on a 160 A frame. It provides visible-break isolation and load switching without overload or short-circuit protection — it is a disconnector, not a protective device. The 4-pole configuration (3 phases + neutral) suits three-phase systems where neutral switching is required for isolation. Rated insulation voltage is 800 V, with maximum operational voltage 690 V AC 50/60 Hz and 600 V DC. The shunt trip release (STL) operates on 110–127 V DC or AC 50/60 Hz, allowing remote tripping for emergency-stop or interlock circuits. ## Integration — Panel Fit and Connections The front terminal arrangement accepts busbar connections for the main circuit, typical for panel-mounted distribution. ## Key Ratings and Their Meaning The 63 A rated continuous current (Iu) defines the maximum load the disconnector can carry continuously without exceeding temperature limits. The 690 V AC and 600 V DC maximum operational voltages (Ue) are the highest system voltages at which the device is rated to switch load current. The 2 kA limited short-time withstand (1 s and 0.5 s) indicates the fault current the disconnector can carry momentarily without damage — not a breaking capacity, but a withstand rating for coordination with upstream protective devices.","metaTitle":"Siemens 3VA1163-1AA42-0JH0 SENTRON Switch Disconnector, 63 A","metaDescription":"Siemens SENTRON 3VA1163-1AA42-0JH0 switch disconnector, 63 A rated continuous current, 4-pole, IP40 front, shunt trip release. Current-production part sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Molded Case Circuit Breakers (MCCB)"],"specifications":{"Depth":"70 mm","Width":"101.6 mm","Height":"130 mm","Limited To 1 S":"2 kA","Trip indicator":"Yes","Number of poles":"4","Product version":"in MCCB design","Voltage trigger":"Yes","lifecycle_stage":"current","Limited To 0.5 S":"2 kA","Product brand name":"SENTRON","Product designation":"Switch disconnector","Latching - endurance":"15 000","Undervoltage Release":"No","Communication Function":"No","During Storage / Maximum":"80 °C","During Storage / Minimum":"-40 °C","Power loss [W] / maximum":"38 W","Auxiliary contact version":"2 auxiliary switches + 1 trip alarm switch HQ","During Operation / Maximum":"70 °C","During Operation / Minimum":"-25 °C","Rated continuous current Iu":"63 A","Rated insulation voltage Ui":"800 V","Design of the auxiliary release":"Shunt trip (STL)","Protection class IP / on the front":"IP40","Reference code / acc. to DIN EN 81346-2":"Q","Max. rated operational voltage Ue with DC":"600 V","Undervoltage Release With Leading Contact":"No","Product extension / optional / motor drive":"Yes","Number of CO contacts / for auxiliary contacts":"3","Max. rated operational voltage Ue with AC 50/60Hz":"690 V","Type of electrical connection / for main current circuit":"busbar connection","Arrangement of electrical connectors / for main current circuit":"Front terminal"}},"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=157383&mlfb=3VA1163-1AA42-0JH0","alternativesUrl":"https://aoctrl.com/api/mcp/products/3VA1163-1AA42-0JH0/alternatives.json"},"ai":{"faq":[{"question":"What are the key ratings of the 3VA1163-1AA42-0JH0?","answer":"Rated continuous current 63 A, insulation voltage 800 V, max operational voltage 690 V AC / 600 V DC, 4-pole, shunt trip release 110–127 V DC/AC, 2 auxiliary switches + 1 trip alarm switch."},{"question":"Where can I buy the 3VA1163-1AA42-0JH0?","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 is the difference between the 3VA1163-1AA42-0JH0 and the 3VA1110-5EE32-0JA0?","answer":"The 3VA1110-5EE32-0JA0 is a molded-case circuit breaker with overcurrent protection (TM220 release, LI protection), rated 100 A, 3-pole, with lug terminals. The 3VA1163-1AA42-0JH0 is a switch disconnector without overload or short-circuit protection, rated 63 A, 4-pole, with busbar connections and a shunt trip release. They are not direct substitutes — the 3VA1110 provides protection; the 3VA1163 provides isolation and switching only."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3VA1163-1AA42-0JH0","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/3VA1163-1AA42-0JH0 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}}