{"product_id":"eaton-hd322-fusible-bus-plug","title":"Eaton | HD322 | Fusible Bus Plug | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton HD322 Fusible Bus Plug is a purpose-built 3-pole component designed for reliable maintenance, retrofit, and replacement in compatible Eaton switchgear. Engineered to integrate with existing bus systems, this fusible bus plug delivers a straightforward path to restoring protective performance without extensive reconfiguration.\u003c\/p\u003e \u003ch3\u003eKey details you need\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HD322\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFit and ratings:\u003c\/strong\u003e Confirm fit and ratings before ordering; the part number is the best reference for compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters for your operation\u003c\/h3\u003e\n\u003cp\u003eIn plants and facilities with Eaton electrical infrastructure, a fusible bus plug like the HD322 is a critical link in maintaining safe, continuous power distribution. Its 3-pole design supports balanced protection across three phases, helping to safeguard equipment and minimize downtime during service events. By choosing the HD322, you’re opting into a component that’s aligned with Eaton’s engineering standards and intended for straightforward replacement in supported assemblies.\u003c\/p\u003e \u003ch3\u003eIdeal for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance crews performing routine service on Eaton gear\u003c\/li\u003e \u003cli\u003eRetrofit projects where an exact HD322 match is required\u003c\/li\u003e \u003cli\u003eReplacement scenarios to restore original protective configuration without major rewiring\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use and best practices\u003c\/h3\u003e\n\u003cp\u003eBefore purchasing, verify that the HD322 matches your existing system’s specifications and the exact compatibility reference. When installing, follow standard electrical safety protocols, isolate power, and ensure proper seating within the bus assembly to maintain reliable protection. If you’re documenting a retrofit, reference the part number HD322 to confirm a precise fit and expected performance in your Eaton equipment.\u003c\/p\u003e \u003ch3\u003eWhat sets it apart\u003c\/h3\u003e\n\u003cp\u003eUnlike generic bus components, this Eaton fusible bus plug is purpose-built for compatibility with Eaton systems and the three-pole configuration needed for typical three-phase protection schemes. Its design focuses on straightforward replacement to minimize downtime, with the reassurance of alignment to Eaton’s compatibility framework—making it a trusted choice for maintenance and upgrade projects.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46425763905698,"sku":"HD322","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/eaton-hd322-fusible-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}