{"product_id":"industrial-qc3055h","title":"Industrial QC3055H 55A 3-Pole 240 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Industrial QC3055H 55A 3-Pole 240 V Circuit Breaker — a compact, heavy-hitting solution for three-phase electrical protection in demanding settings. Part Number QC3055H ensures you have the exact replacement or upgrade you need in your panel.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 55 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3 (suitable for three-phase circuits)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e industrial circuits and machines requiring reliable overcurrent protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this 3-Pole 240 V breaker matters\u003c\/h2\u003e \u003cp\u003eIn industrial environments, protecting equipment from overloads and short circuits is non-negotiable. The QC3055H provides robust overcurrent protection for three-phase loads, ensuring that all three conductors trip together. This coordinated response minimizes phase-to-phase faults and reduces the risk of motor or drive damage, helping you avoid expensive downtime and repairs.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eThree-phase motors and conveyors in manufacturing lines\u003c\/li\u003e \u003cli\u003eIndustrial HVAC equipment and chillers with 3-phase power\u003c\/li\u003e \u003cli\u003ePower distribution panels in warehouses, plants, and workshops\u003c\/li\u003e \u003cli\u003eMachine tools and processing equipment fed from 240 V three-phase supplies\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eBenefits and practical considerations\u003c\/h2\u003e \u003cp\u003eWith the QC3055H, you get consistent, predictable protection for loads up to 55 A across 3-phase circuits. This helps you:\u003c\/p\u003e \u003cul\u003e \u003cli\u003ePrevent equipment damage from overloads\u003c\/li\u003e \u003cli\u003eContain electrical faults quickly, limiting arc flash risk and fire potential\u003c\/li\u003e \u003cli\u003eMaintain safe, stable operation of your industrial line by avoiding partial-phase energization\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eInstallation notes (high level): ensure the circuit breaker is compatible with your panel’s bus and mounting style, confirm that the terminal sizes and wiring method match your conductors, and follow all applicable electrical codes and safety guidelines during replacement or installation. Use Part Number QC3055H to confirm compatibility with your existing panels and spares inventory.\u003c\/p\u003e \u003cp\u003eOrder the QC3055H today to strengthen your electrical protection and keep your operations running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Industrial","offers":[{"title":"Default Title","offer_id":46423442555042,"sku":"QC3055H","price":473.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/industrial-qc3055h-55a-3-pole-240-v-circuit-breaker-587.webp?v=1789306624","url":"https:\/\/www.ampstate.com\/products\/industrial-qc3055h","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}