{"product_id":"tr300r","title":"TR300R - 300 Amp Fuse","description":"\u003cp\u003e\u003cstrong\u003eTR300R - 300 Amp Fuse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA motor pulling extra current at startup isn't necessarily a problem. Neither is the brief surge that occurs when you energize a transformer. These are normal parts of operating electrical equipment, but they can create headaches when the wrong fuse is installed.\u003c\/p\u003e\n\u003cp\u003eThat's where the Mersen TR300R 300 Amp Class RK5 Time-Delay Fuse comes in. As part of the Tri-Onic® TR-R series, this current-limiting fuse is designed to handle short-duration starting and inrush currents while protecting compatible electrical circuits from overloads and short circuits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e300-Amp Current Rating\u003c\/li\u003e\n\u003cli\u003eClass RK5 Fuse Classification\u003c\/li\u003e\n\u003cli\u003eTri-Onic® TR-R Series\u003c\/li\u003e\n\u003cli\u003eTime-Delay Protection\u003c\/li\u003e\n\u003cli\u003eCurrent-Limiting Design\u003c\/li\u003e\n\u003cli\u003eTin-Plated Copper Blade Terminals\u003c\/li\u003e\n\u003cli\u003eClip-Mounted Installation\u003c\/li\u003e\n\u003cli\u003ePolyTube Insulating Body\u003c\/li\u003e\n\u003cli\u003e50\/60 Hz Frequency Rating\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMotor Starting Current Accommodation\u003c\/li\u003e\n\u003cli\u003eTransformer Inrush Current Accommodation\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Mersen\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog Number:\u003c\/strong\u003e TR300R\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family:\u003c\/strong\u003e Tri-Onic®\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TR-R\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Current-Limiting Time-Delay Fuse\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Class:\u003c\/strong\u003e Class RK5\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmpere Rating:\u003c\/strong\u003e 300A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated AC Voltage (UL):\u003c\/strong\u003e 250VAC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated DC Voltage (UL):\u003c\/strong\u003e 250VDC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC\/DC Compatibility:\u003c\/strong\u003e AC and DC, within applicable ratings\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 50\/60 Hz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeed \/ Operating Characteristic:\u003c\/strong\u003e Time Delay\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC Maximum Interrupting Rating \/ Breaking Capacity (I1):\u003c\/strong\u003e 200kA (200,000A)**\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e:** Clip\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal \/ Connection Type:\u003c\/strong\u003e Blade\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Material:\u003c\/strong\u003e Tin-Plated Copper\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody \/ Insulating Material:\u003c\/strong\u003e PolyTube\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Diameter:\u003c\/strong\u003e 52.4 mm (approximately 2.06 inches)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Length:\u003c\/strong\u003e 219.2 mm (approximately 8.63 inches)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividual Product Weight:\u003c\/strong\u003e 0.7439 kg (approximately 1.64 lbs.)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Group:\u003c\/strong\u003e Low Voltage UL\/CSA Fuses\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEAN\/UPC Code:\u003c\/strong\u003e 782001748135\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Compliance and Certifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRoHS Compliance\u003c\/li\u003e\n\u003cli\u003eManufacturer-Published UL Voltage Ratings\n\u003cul\u003e\n\u003cli\u003eAC Voltage Rating: 250VAC\u003c\/li\u003e\n\u003cli\u003eDC Voltage Rating: 250VDC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial Motor Protection\u003c\/li\u003e\n\u003cli\u003eLarge Motor Starter Circuits\u003c\/li\u003e\n\u003cli\u003eTransformer Primary Protection\u003c\/li\u003e\n\u003cli\u003eTransformer Inrush Applications\u003c\/li\u003e\n\u003cli\u003eCommercial Electrical Distribution Systems\u003c\/li\u003e\n\u003cli\u003eIndustrial Electrical Distribution Systems\u003c\/li\u003e\n\u003cli\u003eCompatible Service Entrance Equipment\u003c\/li\u003e\n\u003cli\u003eMotor Control Equipment\u003c\/li\u003e\n\u003cli\u003eHigh-Current Electrical Assemblies\u003c\/li\u003e\n\u003cli\u003eClass RK5 Time-Delay Fuse Applications\u003c\/li\u003e\n\u003cli\u003eBlade-Type Fuse Holders\u003c\/li\u003e\n\u003cli\u003eClip-Mounted Fuse Assemblies\u003c\/li\u003e\n\u003cli\u003eIndustrial Equipment Maintenance\u003c\/li\u003e\n\u003cli\u003eElectrical System Repairs\u003c\/li\u003e\n\u003cli\u003eCompatible Fuse Replacement Applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003cblockquote\u003e\n\u003cp style=\"font-size: 12px;\"\u003e\u003cem\u003eUse of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer.\u003cstrong\u003e CIRCUIT BREAKER SUPERSTORE®\u003c\/strong\u003e is an independent reseller and is \u003cstrong\u003enot \u003c\/strong\u003ean authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do \u003cstrong\u003enot\u003c\/strong\u003e apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 12px;\"\u003e\u003cem\u003eMersen® is a registered trademark of Mersen S.A. Products sold are surplus, used, or refurbished and are \u003cstrong\u003eNOT \u003c\/strong\u003esupplied by Mersen S.A. or its affiliates.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mersen","offers":[{"title":"New In Box","offer_id":50459295875371,"sku":"TR300R","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":50459295908139,"sku":"TR300R  [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/tr300r","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}