{"product_id":"square-d-lda36600u33x-600a-600v-3-pole-plug-in-circuit-breaker","title":"Square D LDA36600U33X - 600 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D LDA36600U33X\u003c\/strong\u003e is a rugged 600 A, 600 V, \u003cem\u003ethree‑pole\u003c\/em\u003e plug‑in molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short‑circuit protection in panelboards and load centers. Available from AmpState, this unit brings industrial‑grade protection to commercial, light industrial, and even demanding residential installations where high‑current reliability matters.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug‑in connection\u003c\/strong\u003e for quick installation and straightforward field replacement, minimizing downtime during upgrades or servicing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal‑magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection across varying temperatures and loads, helping to coordinate protection and reduce nuisance trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree‑pole design\u003c\/strong\u003e ensures balanced protection for 3‑phase circuits, protecting motors, HVAC equipment, and other large loads from phase imbalances.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM‑compatible\u003c\/strong\u003e engineered to pair with matching Square D panelboards and load centers for reliable fit, performance, and coordinated protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeavy‑duty rating\u003c\/strong\u003e 600 A at 600 V makes it suitable for high‑current feeders and robust electrical systems in commercial or light industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug‑in mounting\u003c\/strong\u003e simplifies panel upgrades and serviceability, reducing installation complexity and time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e LDA36600U33X\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal‑magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 600 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Plug‑in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short‑circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases and installation considerations\u003c\/h3\u003e\n\u003cp\u003eDesigned for panelboards and load centers in commercial spaces, retail facilities, distribution rooms, and light industrial environments, the LDA36600U33X protects large feeders and 3‑phase equipment such as motors, compressors, and climate control systems. Use it when you need:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReliable protection for high‑current, three‑phase applications\u003c\/li\u003e \u003cli\u003eQuick replacement in existing Square D OEM panels without compromising coordination\u003c\/li\u003e \u003cli\u003eA durable, field‑friendly plug‑in solution that simplifies maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor best results, install the breaker in compatible Square D load centers or panelboards, follow standard electrical codes, and ensure proper torque and wiring practices during installation. Regularly verify trip settings and perform routine maintenance in line with manufacturer guidelines to maintain optimal protection performance.\u003c\/p\u003e \u003cp\u003eWhether you’re upgrading an aging panel, expanding a facility’s electrical capacity, or wiring a new commercial space, the \u003cstrong\u003eSquare D LDA36600U33X\u003c\/strong\u003e delivers the dependable protection and practical, plug‑in convenience you need to keep circuits safe and systems running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355320963234,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_061eb20b-5d82-4ce0-9d69-417e84ff8bfd.png?v=1764691291","url":"https:\/\/www.ampstate.com\/products\/square-d-lda36600u33x-600a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}