{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LV848594","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"LV848594","canonicalUrl":"https://aoctrl.com/schneider/LV848594","factsUrl":"https://aoctrl.com/api/mcp/products/LV848594","rawCanonicalId":null},"summary":{"shortDescription":"Schneider Electric MasterPact MTZ3, safety shutter and locking block, front face, 4P drawout, position indication and locking.","salesMarkdown":"The LV848594 is a front face shutter and locking block for the MasterPact MTZ3 drawout chassis, 4P configuration. It provides position indication and locking for the chassis, serving as a safety interlock that prevents racking the breaker into a live position when the shutter is closed. This accessory locks the chassis, not the breaker itself. The drawout mounting means it integrates into the fixed chassis cradle where the MasterPact MTZ3 breaker slides in. The 4P designation matches the four-pole chassis opening. Position indication on the shutter tells the operator whether the breaker cradle is racked to connected, test, or disconnected positions before the shutter can be opened. ## Deployment context Installed in the drawout chassis of a MasterPact MTZ3 switchboard or motor control center. The locking block and shutter assembly is a safety-critical component that enforces the correct sequence for breaker insertion and removal — the operator cannot rack the breaker into the connected position unless the shutter is open, and the shutter locks the breaker in the test/disconnected position when closed.","metaTitle":"Schneider LV848594 MasterPact MTZ3 Drawout Safety Shutter, 4","metaDescription":"LV848594 front face shutter and locking block for MasterPact MTZ3 drawout chassis, 4P. Active production. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Breaker Accessories"],"specifications":{"Range":"MasterPact","Mounting mode":"Drawout","lifecycle_stage":"current","Poles description":"4P","Type Of Accessory":"Locking accessory","Locking Destination":"Chassis","Product or component type":"Safety shutter and locking block"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/a6bad1addc9969c00825ad398422e179.pdf","sourceUrl":"https://www.se.com/au/en/product/LV848594/front-face-shutter-masterpact-mtz3-drawout-4p-position-indication-and-locking/","alternativesUrl":"https://aoctrl.com/api/mcp/products/LV848594/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy LV848594 and how do I get a price?","answer":"The LV848594 is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time."},{"question":"What is LV848594's listed range and mounting mode?","answer":"The LV848594 belongs to the MasterPact range and uses drawout mounting, meaning it mounts into the fixed chassis cradle rather than directly to the panel."},{"question":"What does the LV848594 do on a MasterPact MTZ3 drawout chassis?","answer":"It is a front face shutter and locking block that provides position indication and locking for the 4P chassis, preventing racking the breaker into a live position when the shutter is closed."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/LV848594","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/LV848594 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}}