{"product_id":"d326nr-600a-240v-3-pole-general-duty-fusible-switch-nema-3r","title":"D326NR - 600A, 240V, 3-Pole, General-Duty, Fusible, Switch, NEMA 3R","description":"\u003cdiv\u003e\n\u003cp\u003eThe D326NR is a rugged, three‑phase disconnect designed to deliver dependable on\/off isolation and built‑in overcurrent protection in demanding industrial and commercial settings. With a 600A rating at 240V and three poles, this general‑duty, fusible switch is purpose‑built to keep motors and branch circuits safe and accessible when you need it most.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey capabilities at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e D326NR\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 600A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3‑Pole (three‑phase)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnclosure rating:\u003c\/strong\u003e NEMA 3R for outdoor or harsh environments\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDuty class:\u003c\/strong\u003e General‑Duty, fusible switch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Fusible design provides integrated overcurrent protection alongside disconnect capability\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this fusible switch stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned to simplify motor control and electrical protection, the D326NR combines robust durability with straightforward maintenance. The NEMA 3R enclosure shields contents from weather, dust, and debris, making it a reliable choice for outdoor equipment, pump stations, and climate‑controlled outdoor installations. The fusible design means you get both a safe break in the circuit and protective fusing in one compact unit—so you can protect both the drive and the wiring without adding separate components.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMotor disconnects:\u003c\/strong\u003e Reliable isolation for large motors in manufacturing rooms, conveyors, and processing lines.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePanelboards and distribution:\u003c\/strong\u003e Convenient main or branch circuit protection in compact electrical panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOutdoor equipment:\u003c\/strong\u003e Equipment cabinets, wells, outdoor pumps, and other installations that require weather‑resistant protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical advantages and outcomes\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eImmediate isolation:\u003c\/strong\u003e A clear, safe disconnect path for maintenance or emergency shutdowns.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOvercurrent protection in one package:\u003c\/strong\u003e Fusible elements guard conductors and connected equipment against overloads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEase of service:\u003c\/strong\u003e The 3‑pole configuration streamlines wiring and reduces space requirements in control enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eResilient in challenging environments:\u003c\/strong\u003e NEMA 3R rating supports outdoor or semi‑exposed installations without compromising reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat to consider when configuring\u003c\/h3\u003e\n\u003cp\u003eMatch the D326NR to three‑phase, 240V systems requiring a sturdy, maintainable disconnect with integrated overcurrent protection. It’s an excellent fit where a compact, outdoor‑capable fusible switch is preferred over separate switch and fuse assemblies, particularly in motor control centers, outdoor pump houses, or protected panels serving multiple branch circuits.\u003c\/p\u003e \u003ch3\u003eSpecification snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e D326NR\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 600A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNEMA rating:\u003c\/strong\u003e 3R\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDuty:\u003c\/strong\u003e General‑Duty\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFunctional type:\u003c\/strong\u003e Fusible switch\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor teams seeking reliable motor control with built‑in protection and outdoor‑ready construction, the D326NR offers a precise balance of rugged dependability and practical maintenance—keeping your power distribution tidy, protected, and easy to service when it matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390346514594,"sku":"D326NR","price":12886.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_9b120df8-5dfb-47e7-b75d-1fd50f30c0de.png?v=1765368703","url":"https:\/\/www.ampstate.com\/products\/d326nr-600a-240v-3-pole-general-duty-fusible-switch-nema-3r","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}