{"product_id":"122050r3-s-c-electric-30e-14-4kv-sm-4-standard-panel-accessories-fuse","title":"122050R3 - S\u0026C Electric 30E 14.4kV SM-4 Standard Panel Accessories Fuse","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003e122050R3\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003e122050R3\u003c\/b\u003e is a S\u0026amp;C Electric SM-4 Standard Panel Accessories Fuse designed for outdoor distribution applications. This fuse is rated for 14.4 kV nominal voltage and 30E amperes continuous current, providing reliable protection for transformers and capacitor banks in substation environments. The SM-4 series utilizes refill units for flexible ampere ratings and offers fast, positive fault interruption through high-speed arc elongation and efficient deionizing action. The SM-4 fuse features a three-pole, double-break design with disconnect and 180° opening. It is constructed with a solid-material-lined bore and utilizes silver or pretensioned nickel-chrome current-responsive elements for precise melting time-current characteristics. The fuse is suitable for use in outdoor substations and is designed for easy coordination with protective relays and other fuses. \u003cul\u003e \u003cli\u003ePart Number: 122050R3\u003c\/li\u003e \u003cli\u003eManufacturer: S\u0026amp;C Electric\u003c\/li\u003e \u003cli\u003eSeries: SM-4\u003c\/li\u003e \u003cli\u003eMounting Type: Standard Panel Accessories\u003c\/li\u003e \u003cli\u003eRated Voltage: 14.4 kV\u003c\/li\u003e \u003cli\u003eContinuous Current: 30E Amperes\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eInterrupting Rating: 25,000 Amperes RMS Asymmetrical\u003c\/li\u003e \u003cli\u003eDesign: Double-Break with Disconnect\u003c\/li\u003e \u003cli\u003eOpening: 180°\u003c\/li\u003e \u003cli\u003eApplication: Outdoor Distribution\u003c\/li\u003e \u003cli\u003eConstruction: Solid-Material-Lined Bore\u003c\/li\u003e \u003c\/ul\u003e At \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time. \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: 122050R3\u003c\/li\u003e                                             \u003cli\u003eManufacturer : S\u0026amp;C Electric\u003c\/li\u003e\n\u003cli\u003eBrand : S\u0026amp;C Electric\u003c\/li\u003e\n\u003cli\u003eCategory : Fuse\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Medium Voltage\u003c\/li\u003e\n\u003cli\u003eType : SM-4\u003c\/li\u003e\n\u003cli\u003eVoltage : 14400\u003c\/li\u003e\n\u003cli\u003eAmperage : 25\u003c\/li\u003e\n\u003cli\u003eClass Rating : E\u003c\/li\u003e\n\u003cli\u003eVelocity : Standard\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eWeight : 2 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"S\u0026C Electric","offers":[{"title":"New","offer_id":45137161158815,"sku":"122050R3-New","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Re-Certified","offer_id":45137161191583,"sku":"122050R3-ReCert","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/s-c-electric-fuse-new-122050r3-s-c-electric-30e-14-4kv-sm-4-standard-panel-accessories-fuse-53771253612703.webp?v=1766010388","url":"https:\/\/essentialparts.com\/products\/122050r3-s-c-electric-30e-14-4kv-sm-4-standard-panel-accessories-fuse","provider":"Essential Electric Supply","version":"1.0","type":"link"}