{"product_id":"124150r4-s-c-electric-sm-4-100e-34-5kv-standard-speed-medium-voltage-fuse-refill-unit","title":"124150R4 - S\u0026C Electric SM-4 100E 34.5kV Standard Speed Medium-Voltage Fuse Refill Unit","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003e124150R4\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003e124150R4\u003c\/b\u003e is a medium-voltage fuse refill unit designed for use with S\u0026amp;C SM-4 fuse mountings, providing reliable protection in demanding electrical environments. This refill unit is rated for 34.5 kV systems and features a standard speed time-current curve for precise coordination. The S\u0026amp;C SM-4 124150R4 fuse refill unit is engineered for high-speed fault interruption and is constructed with a silver or pretensioned nickel-chrome current-responsive element. It is designed for use in outdoor and substation applications, offering dependable performance and long service life. \u003cul\u003e \u003cli\u003ePart Number: 124150R4\u003c\/li\u003e \u003cli\u003eManufacturer: S\u0026amp;C Electric\u003c\/li\u003e \u003cli\u003eSeries\/Frame: SM-4\u003c\/li\u003e \u003cli\u003eVoltage Rating: 34.5 kV\u003c\/li\u003e \u003cli\u003eAmperage Rating: 100E\u003c\/li\u003e \u003cli\u003eSpeed Curve: Standard\u003c\/li\u003e \u003cli\u003eInterrupting Rating: 6,250 amperes RMS symmetrical\u003c\/li\u003e \u003cli\u003eMounting Type: SM-4\u003c\/li\u003e \u003cli\u003eApplication: Medium-voltage fuse refill\u003c\/li\u003e \u003cli\u003eConstruction: Silver or pretensioned nickel-chrome element\u003c\/li\u003e \u003cli\u003eFeatures: Solderless construction, brazed terminals\u003c\/li\u003e \u003cli\u003ePerformance: Fast, positive fault interruption\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: 124150R4\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 : SM-4\u003c\/li\u003e\n\u003cli\u003eVoltage : 34500\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 : 1 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"S\u0026C Electric","offers":[{"title":"Re-Certified","offer_id":45171627491487,"sku":"124150R4-ReCert","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/124150R4.png?v=1759498391","url":"https:\/\/essentialparts.com\/products\/124150r4-s-c-electric-sm-4-100e-34-5kv-standard-speed-medium-voltage-fuse-refill-unit","provider":"Essential Electric Supply","version":"1.0","type":"link"}