{"product_id":"square-d-hda36030-30a-600v-3-pole-plug-in-circuit-breaker","title":"Square D HDA36030 - 30 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HDA36030 — a 30A, 600V, 3-Pole Plug-In Molded Case Circuit Breaker designed to deliver dependable branch circuit protection in panelboards and load centers. Its plug-in design means fast, tool-efficient installation and straightforward replacement, helping minimize downtime during panel maintenance or upgrades.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in installation\u003c\/strong\u003e — fast, secure connections that simplify servicing and reduce panel downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e — provides stable, repeatable protection by automatically adapting to normal operating conditions and fault currents, helping prevent nuisance trips while safeguarding wiring and equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 600V capability\u003c\/strong\u003e — ideal for three-phase commercial or light industrial circuits, delivering coordinated protection across phase conductors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-loadcenter compatibility\u003c\/strong\u003e — engineered to match Square D panelboards and load centers, ensuring proper fit, electrical performance, and long-term reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e — suitable for residential, commercial, and light industrial installations where compact, reliable overcurrent and short-circuit protection is needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: HDA36030\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 30A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 600V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose this model? The HDA36030 is built for real-world panel work, delivering quick upgrades or replacements without sacrificing protection quality. Its thermal-magnetic trip mechanism excels in environments with varying loads—think HVAC systems, lighting banks, small motors, and other three-phase equipment often found in commercial settings. When paired with compatible OEM panelboards, it offers predictable trip characteristics and consistent performance you can rely on during critical moments.\u003c\/p\u003e \u003cp\u003eUse cases and practical considerations\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading aging or damaged breakers in Square D panelboards to restore reliable protection for three-phase circuits.\u003c\/li\u003e \u003cli\u003eInstalling in light industrial subsystems where three-phase loads require solid overcurrent protection at 30A.\u003c\/li\u003e \u003cli\u003eReplacing failed plug-in breakers during routine maintenance to minimize panel downtime.\u003c\/li\u003e \u003cli\u003eProject scenarios where a compact, plug-in MCCB solution is preferred for easier servicing and future scalability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNotes on compatibility and safe operation: verify that the panelboard is rated for 600V and supports plug-in MCCBs of the same family. Use appropriate torque and wiring practices per electrical standards, and ensure the installation aligns with local codes and manufacturer guidelines. The Square D HDA36030 is purpose-built for reliable, three-phase protection in commercial and light industrial environments, offering a practical balance of speed, safety, and performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355250806946,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hda36030-30-a-600-v-3-pole-plug-in-circuit-breaker-390.webp?v=1788745586","url":"https:\/\/www.ampstate.com\/products\/square-d-hda36030-30a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}