{"product_id":"eaton-ehd3030-30a-480v-3-pole-bolt-on-circuit-breaker","title":"Eaton EHD3030 - 30 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton EHD3030 is a 30A, 480V, 3-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit protection in panelboards and load centers. Built for demanding residential, commercial, and light industrial environments, this unit combines rugged mounting with precise thermal-magnetic protection to keep critical power systems safe and reliable.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e creates a rigid, vibration-resistant bus connection that stays aligned and reduces connection loosening over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by responding to both overloads and short circuits, helping prevent nuisance trips and equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e ensures simultaneous disconnection of all phases in a 3-phase system for safer shutdown and enhanced protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e is designed to pair with matching Eaton OEM load centers and panelboards, ensuring proper fitment and electrical clearance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential, commercial, and light industrial circuit protection needs, from service panels to distribution boards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose the EHD3030? For facilities that require reliable, coordinated protection in compact spaces, this breaker minimizes downtime and simplifies service by offering a consistent trip profile and a robust mounting method. Its three-pole construction is ideal for balanced 480V three-phase layouts, helping protect regards to motors, lighting feeders, and general power circuits without compromising safety.\u003c\/p\u003e \u003ch3\u003eUse cases and practical scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eInstall in existing Eaton-compatible panelboards and load centers to upgrade or replace aging protection devices.\u003c\/li\u003e \u003cli\u003eIdeal for commercial offices, retail spaces, small data rooms, and light industrial equipment rooms that run on 480V three-phase power.\u003c\/li\u003e \u003cli\u003eServe as a dependable main or branch circuit protection module for 30A feeders in configurable distribution layouts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong-amperage rating:\u003e 30A\u003c\/strong-amperage\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e EHD3030\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349554122914,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_369e5f14-a1fe-4ce0-8826-9bef7421812a.png?v=1764149522","url":"https:\/\/www.ampstate.com\/products\/eaton-ehd3030-30a-480v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}