{"product_id":"westinghouse-hqnb3050-circuit-breaker","title":"Westinghouse | HQNB3050 | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eThe Westinghouse \u003cstrong\u003eHQNB3050\u003c\/strong\u003e is a 3-pole circuit breaker designed for maintenance, retrofit, and replacement projects where this exact part reference is required. If your panel documentation specifies HQNB3050, this unit provides a precise, reliable solution to keep your electrical system protected and running smoothly.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e tailored for three‑phase protection, making it ideal for commercial and light‑industrial electrical setups that demand coordinated, balanced protection across all phases.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility\u003c\/strong\u003e the part number HQNB3050 is the primary reference for fitment. Always verify the panel model, required ratings, and mounting style before ordering to ensure seamless replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance and retrofit ready\u003c\/strong\u003e specifically suited for replacements in existing Westinghouse installations or retrofits where this precise specification is needed, helping minimize downtime and measurement errors during upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUser-focused installation mindset\u003c\/strong\u003e designed for straightforward handling in field conditions. Pair with standard installation practices—power off, verify continuity, and torque per manufacturer guidelines—to ensure a safe, reliable connection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases and benefits:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFacility maintenance teams stock HQNB3050 as a ready-to-install spare for critical service panels, reducing downtime when a 3-pole breaker is required.\u003c\/li\u003e \u003cli\u003eProject engineers planning panel retrofits can preserve exact protection characteristics by selecting the HQNB3050 to match existing protective schemes.\u003c\/li\u003e \u003cli\u003eTechnicians upgrading panels that specify a 3-pole Westinghouse breaker gain a precise fit and predictable performance, avoiding compatibility pitfalls common with generic substitutes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eImportant compatibility notes: before purchasing, confirm that your panel requires a 3-pole HQNB3050 type and verify your system’s voltage and current ratings align with the breaker's specifications. The part number HQNB3050 is your most reliable reference for ensuring a correct match.\u003c\/p\u003e \u003cp\u003ePractical guidance for installation and usage:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways isolate power and test for absence of voltage before handling any breaker.\u003c\/li\u003e \u003cli\u003eCheck mounting compatibility and enclosure space to accommodate a 3‑pole device in your panel.\u003c\/li\u003e \u003cli\u003eFollow manufacturer torque specs and use appropriate tools to secure connections without over-tightening.\u003c\/li\u003e \u003cli\u003eConsider pairing with a systematic maintenance plan to keep protective devices up to date and ready for operation during peak demand periods.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Westinghouse HQNB3050 3-Pole circuit breaker is a purpose-built solution for precise compatibility in maintenance, retrofit, and replacement scenarios. It delivers dependable protection for 3-phase applications when your documentation calls for this exact part reference, helping you maintain safe, compliant, and efficient electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427261894818,"sku":"HQNB3050","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/westinghouse-hqnb3050-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}