{"product_id":"siemens-hhlxd63b450l-circuit-breaker","title":"Siemens | HHLXD63B450L | Circuit Breaker | 450A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HHLXD63B450L represents a robust solution for protecting three-phase power in industrial panels and switchgear. This 450A, 3-Pole circuit breaker is engineered for reliable operation in demanding environments, delivering dependable overcurrent protection at up to 600V. Its bolt-on design simplifies mounting and replacement, making it a practical choice for maintenance, retrofit, or new installations that require precise compatibility with Siemens equipment.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 450 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e HHLXD63B450L\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this breaker unique\u003c\/h3\u003e\n\u003cp\u003eThis Siemens circuit breaker isn’t just a generic protection device—it’s a purpose-built match for Siemens' distribution and control equipment. The \u003cem\u003ebolt-on\u003c\/em\u003e mounting provides a secure, field-replaceable solution that minimizes downtime during service or upgrades. With a \u003cem\u003e450 A\u003c\/em\u003e rating and a \u003cem\u003e600 V\u003c\/em\u003e capability, it’s designed to handle the demands of modern three-phase systems in manufacturing, facilities, and critical infrastructure.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and component refreshes in existing Siemens panels or switchgear\u003c\/li\u003e \u003cli\u003eRetrofits where a precise 450A, 3-pole, 600V specification is required\u003c\/li\u003e \u003cli\u003eReplacement of aging protection devices to restore reliable circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings using the part number \u003cstrong\u003eHHLXD63B450L\u003c\/strong\u003e as the primary reference. Ensure your enclosure and bus arrangement are compatible with a \u003cstrong\u003ebolt-on\u003c\/strong\u003e three-pole 600V device and that the system current and phase configuration align with the stated amperage and voltage ratings. This approach minimizes compatibility issues and helps maintain uninterrupted power protection for your three-phase circuits.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427076362402,"sku":"HHLXD63B450L","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hhlxd63b450l-circuit-breaker-450a-3-pole-600v-bolt-221.webp?v=1789668897","url":"https:\/\/www.ampstate.com\/products\/siemens-hhlxd63b450l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}