{"product_id":"square-d-hda36150sd","title":"Square D HDA36150SD 150A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HDA36150SD 150A 3-Pole 600 V Circuit Breaker — a purpose-built protector for demanding 3‑phase electrical systems. Designed to handle up to 150 amperes with three poles and a 600-volt rating, this unit delivers reliable overcurrent protection for your feeders and equipment in industrial and commercial panels.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HDA36150SD\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker matters in your system\u003c\/h3\u003e\n\u003cp\u003eIn three‑phase distribution, protecting each phase is essential to prevent wiring damage, equipment failure, and costly downtime. The HDA36150SD provides coordinated protection across all three phases, helping to shut down faults quickly and safely. Its 150 A rating makes it well-suited for larger feeders and motor circuits, while the 600 V capability supports a wide range of industrial and commercial applications.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtection for three‑phase feeders in industrial panels, manufacturing lines, and heavy machinery circuits\u003c\/li\u003e \u003cli\u003eMaintenance and upgrade projects that require a precise 150 A, 3‑pole, 600 V solution\u003c\/li\u003e \u003cli\u003eNew installations in 600 V distribution networks where Square D compatibility and proven reliability are priorities\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat sets it apart\u003c\/h3\u003e\n\u003cp\u003eThis unit is a purposeful match for Square D installations that specify the HDA36150SD part number. It combines a clear, three‑pole configuration with a robust 150 A rating, designed to fit squarely into compatible panelboards and enclosures. The result is a dependable, long‑lasting protection device that helps keep your system running smoothly under heavy loads.\u003c\/p\u003e \u003ch3\u003ePractical considerations and best practices\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify that your panel or enclosure is compatible with the HDA36150SD and supports a 150 A, 3‑pole, 600 V breaker\u003c\/li\u003e \u003cli\u003eEnsure the system is 3‑phase and rated for up to 600 V before installation\u003c\/li\u003e \u003cli\u003eHave a qualified electrical professional perform replacement or installation and conduct functional testing after setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423574151330,"sku":"HDA36150SD","price":5807.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-hda36150sd","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}