{"product_id":"3-pole-30a-3-pole-fusible-disconnect-switch","title":"3-POLE - 30A, 3-Pole, Fusible, Disconnect Switch","description":"\u003cdiv\u003e\n\u003cp\u003eThe 3-POLE 30A Fusible Disconnect Switch is engineered for dependable on\/off isolation and targeted overcurrent protection in demanding industrial and commercial settings. Its three-pole design guarantees simultaneous de-energization of all conductors, helping to safeguard motors, panelboards, and branch circuits while enabling clean, controlled maintenance.\u003c\/p\u003e \u003ch2\u003eKey features that stand out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e ensures full circuit disconnection across all phases, preventing hazardous phase imbalances during servicing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e30A current rating\u003c\/strong\u003e provides robust protection for compact motor circuits, control panels, and branch feeders.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible design\u003c\/strong\u003e uses replaceable fuse elements for precise overcurrent protection and selective coordination with upstream protection devices.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, maintainable form\u003c\/strong\u003e fits neatly into crowded switchgear and panelboards, with straightforward fuse access for quick maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for motor disconnects\u003c\/strong\u003e and panel protection where reliable isolation and fault containment are essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this fusible disconnect matters\u003c\/h2\u003e\n\u003cp\u003eIn environments where motors and electrical loads demand swift, definite isolation, a fusible disconnect switch provides more than just a mechanical break. The integrated fuse elements actively interrupt fault current, reducing arc energy and helping protect wiring, controllers, and downstream devices. This means quicker fault clearance, minimized downtime, and safer, more predictable operation for your equipment.\u003c\/p\u003e \u003ch2\u003eWho benefits from this switch\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eManufacturing and processing facilities with motor-driven processes.\u003c\/li\u003e \u003cli\u003eElectrical contractors and panel builders assembling control cabinets, MCCs, and branch circuits.\u003c\/li\u003e \u003cli\u003eMaintenance teams needing a reliable, replaceable protection option that can be serviced without replacing the entire switch.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMotor disconnects at the end of a conveyor line, enabling safe startup and servicing.\u003c\/li\u003e \u003cli\u003ePanelboard protection for branch circuits feeding motors, pumps, fans, and compressors.\u003c\/li\u003e \u003cli\u003eLocalized isolation in standalone control panels where space is at a premium.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and maintenance essentials\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMount in a suitable enclosure or panel, wiring L1, L2, and L3 to the supply side and fuses on the load side according to local codes.\u003c\/li\u003e \u003cli\u003eReplace fuse elements only with the same amperage rating and type to maintain protection integrity.\u003c\/li\u003e \u003cli\u003eRegularly inspect fuse elements and terminals for signs of wear, corrosion, or overheating, and perform maintenance during planned downtime.\u003c\/li\u003e \u003cli\u003eFollow lockout\/tagout procedures during any service to ensure a safe working environment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eChoosing the right protection strategy\u003c\/h2\u003e\n\u003cp\u003eChoosing a fusible disconnect like this 3-POLE 30A unit provides coordinated protection within circuits that require a definitive disconnect point plus overcurrent defense. It complements upstream protection by allowing fast isolation while preserving the integrity of the motor control scheme and panel wiring. If you’re updating an automated line or designing a compact control cabinet, this switch offers a reliable, maintainable solution without sacrificing performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390289694882,"sku":"3-POLE","price":359.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_bc4d53b4-224d-4443-a17b-1716a00e362a.png?v=1765367624","url":"https:\/\/www.ampstate.com\/products\/3-pole-30a-3-pole-fusible-disconnect-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}