{"product_id":"eaton-gd3020d-20a-480v-3-pole-circuit-breaker","title":"Eaton GD3020D - 20 A, 480 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton GD3020D is a 20 A, 480 V, 3-pole molded case circuit breaker engineered to safeguard your electrical distribution with precision and reliability.Designed for dependable branch-circuit overcurrent and short-circuit protection, this unit is a solid choice for panelboards and loadcenters across residential, commercial, and light industrial settings.\u003c\/p\u003e \u003ch2\u003eKey advantages that matter in real-world panels\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded-case design\u003c\/strong\u003e minimizes panel depth and wall space, enabling denser panel configurations without compromising protection or access for maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable overload protection combined with an instantaneous magnetic trip for short circuits, ensuring repeatable performance across a wide range of temperatures and loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e ensures synchronized disconnection of all live conductors in three-phase systems, enhancing safety for motors, pumps, and other three-phase equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e designed to pair with matching Eaton OEM loadcenters and panelboards for streamlined installation, simpler stocking, and consistent electrical performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Eaton\u003c\/li\u003e \u003cli\u003ePart Number: GD3020D\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 20 A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 480 V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWho this is for\u003c\/h2\u003e\n\u003cp\u003eIdeal for any electrical installation that relies on three-phase power and needs robust protection without sacrificing panel space. It’s well-suited for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eResidential, commercial, and light industrial panelboards and loadcenters\u003c\/li\u003e \u003cli\u003eMotor control feeders and equipment in small to mid-size facilities\u003c\/li\u003e \u003cli\u003eRenovations or retrofits where space is at a premium and OEM compatibility matters\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy it matters in practice\u003c\/h2\u003e\n\u003cp\u003eWith the GD3020D, you gain a reliable safeguard against damaging overcurrents and short circuits across all three phases. The combination of a compact form factor and a thermal-magnetic trip ensures quick, predictable responses to fault conditions while maintaining ease of installation and servicing. This translates to fewer nuisance trips, easier panel layout planning, and smoother maintenance cycles.\u003c\/p\u003e \u003ch2\u003eUsage tips and considerations\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePair with matching Eaton loadcenters and panelboards to ensure optimal fit, labeling, and coordinated trip characteristics.\u003c\/li\u003e \u003cli\u003eWhen sizing feeders and downstream devices, consider the 20 A rating to prevent nuisance tripping on normal startup surges for equipment like pumps or fans.\u003c\/li\u003e \u003cli\u003eRegularly inspect connections at the breaker terminals and verify that circuit wiring conforms to local codes and the panel’s specifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349589250210,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-gd3020d-20-a-480-v-3-pole-circuit-breaker-ampstate-breakers-460.webp?v=1788687951","url":"https:\/\/www.ampstate.com\/products\/eaton-gd3020d-20a-480v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}