{"product_id":"252075r4-s-c-electric-sm-4-50a-14-4kv-e-slow-power-fuse","title":"252075R4 - S\u0026C Electric SM-4 50A 14.4kV E Slow Power Fuse","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003e252075R4\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003e252075R4\u003c\/b\u003e is an S\u0026amp;C Electric outdoor distribution power fuse unit designed for 14.4 kV systems with SM-4 mounting compatibility. This high-voltage fuse delivers reliable protection in distribution networks requiring coordinated fault clearing and load isolation. \u003cb\u003e252075R4\u003c\/b\u003e combines proven boric acid fuse technology with slow-clearing characteristics to provide selective coordination in multi-stage protection schemes. The fuse unit features low resistance design with manufacturer-specified mΩ values ranging from 1.1 to 1.79, ensuring minimal voltage drop during normal operation. Rated for use in solidly grounded and ungrounded systems, this fuse integrates seamlessly with S\u0026amp;C Electric distribution equipment and switchgear. \u003cul\u003e\n\u003cli\u003eAmperage Rating: 50 A\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: 14.4 kV nominal, 17.0 kV maximum\u003c\/li\u003e\n\u003cli\u003eFuse Holder: SM-4\u003c\/li\u003e\n\u003cli\u003eFuse Rating: E\u003c\/li\u003e\n\u003cli\u003eSpeed Characteristic: Slow\u003c\/li\u003e\n\u003cli\u003eTime Current Curve: TCC 119-4\u003c\/li\u003e\n\u003cli\u003eInterrupting Rating: 12,500 amperes RMS symmetrical\u003c\/li\u003e\n\u003cli\u003eFuse Type: Boric acid outdoor distribution power fuse\u003c\/li\u003e\n\u003cli\u003eResistance: 1.1 to 1.79 mΩ\u003c\/li\u003e\n\u003cli\u003eApplication: Outdoor distribution protection and coordination\u003c\/li\u003e\n\u003c\/ul\u003eAt \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: 252075R4\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 : Fuse Part And Accessory\u003c\/li\u003e\n\u003cli\u003eSection  : Fuse Refills\u003c\/li\u003e\n\u003cli\u003eFamily : SM-4\u003c\/li\u003e\n\u003cli\u003eType : E\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 : 1 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"S\u0026C Electric","offers":[{"title":"Re-Certified","offer_id":44930951184543,"sku":"252075R4-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-re-certified-252075r4-s-c-electric-sm-4-50a-14-4kv-e-slow-power-fuse-53751423828127.png?v=1766010097","url":"https:\/\/essentialparts.com\/products\/252075r4-s-c-electric-sm-4-50a-14-4kv-e-slow-power-fuse","provider":"Essential Electric Supply","version":"1.0","type":"link"}