{"product_id":"siemens-3na3144-6","title":"3NA3144-6","description":"\u003ch2\u003eOverview of Siemens 3NA3144-6\u003c\/h2\u003e\n\u003cp\u003eOrder genuine Siemens 3NA3144-6 online today for your automation system with worldwide delivery. The Siemens 3NA3144-6 is a low-voltage HRC fuse element designed for industrial automation and electrical protection applications. This factory-grade component delivers reliable supplementary protection in control panels, machinery, and production systems worldwide. Built to international standards with ceramic construction and silver-plated contact pins, the 3NA3144-6 ensures long-term operational safety and minimal contact resistance. Whether you're upgrading an existing installation or building a new automation system, this fuse element provides dependable performance and fast fault identification through its front-mounted indicator signal.\u003c\/p\u003e\n\u003ch2\u003eKey Features of Siemens 3NA3144-6\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e250 A amperage rating for medium to high-current industrial applications\u003c\/li\u003e\n\u003cli\u003eNH1 size class with HRC (High Rupturing Capacity) design\u003c\/li\u003e\n\u003cli\u003eRated breaking capacity of 120 kA for reliable fault interruption\u003c\/li\u003e\n\u003cli\u003eFront-mounted red indicator signals fuse tripping with clear color change to white\u003c\/li\u003e\n\u003cli\u003eLive grip lugs for safe, quick replacement without power shutdown\u003c\/li\u003e\n\u003cli\u003eSilver-plated contact pins eliminate corrosion and reduce contact resistance\u003c\/li\u003e\n\u003cli\u003eCeramic material construction rated -20 to 50°C operating temperature\u003c\/li\u003e\n\u003cli\u003eVDE, GL, KEMA, and CCC certified for global compliance\u003c\/li\u003e\n\u003cli\u003egG classification for general-purpose protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specs of Siemens 3NA3144-6\u003c\/h2\u003e\n\u003cp\u003eReview Siemens 3NA3144-6 technical data and specifications covering voltage, current, and breaking capacity before installation.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e3NA3144-6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Type\u003c\/td\u003e\n\u003ctd\u003eLV HRC Fuse Element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize Class\u003c\/td\u003e\n\u003ctd\u003eNH1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e250 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Voltage Rating\u003c\/td\u003e\n\u003ctd\u003e690 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Voltage Rating\u003c\/td\u003e\n\u003ctd\u003e440 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Breaking Capacity\u003c\/td\u003e\n\u003ctd\u003e120 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClassification\u003c\/td\u003e\n\u003ctd\u003egG (General Purpose)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCeramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndicator Type\u003c\/td\u003e\n\u003ctd\u003eFront-Mounted Red Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e-20 to +50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis Siemens 3NA3144-6 is commonly used in industrial automation, process control, machine automation, production line systems, and factory control panels worldwide. The 250 A rating and 690 V AC capability make it ideal for supplementary protection in medium-voltage distribution systems, motor control circuits, and heavy-duty production equipment. Installation technicians rely on its fast color-change indicator to quickly identify tripped fuses without extensive troubleshooting. The live grip lugs enable safe replacement in energized environments, reducing downtime in critical manufacturing operations. Whether protecting conveyor systems, packaging machinery, or integrated automation networks, the 3NA3144-6 delivers consistent, standards-compliant protection that industrial facilities depend on for 24\/7 operation.\u003c\/p\u003e\n\u003ch2\u003ePrice \u0026amp; Availability\u003c\/h2\u003e\n\u003cp\u003eView Siemens 3NA3144-6 pricing and availability status through LeadTime.ca for fast worldwide dispatch and bulk order solutions with real-time updates on stock levels and delivery timelines.\u003c\/p\u003e\n\u003ch2\u003eWhy Order from LeadTime.ca\u003c\/h2\u003e\n\u003cp\u003eEvery product on LeadTime.ca is genuine, authentic original OEM equipment sourced from verified suppliers and supported with manufacturer warranty, available for worldwide shipping and ready for international delivery. Order now for worldwide delivery and add this industrial-grade fuse to your automation system today with secure checkout and dedicated customer support.\u003c\/p\u003e\n\u003ch2\u003eRelated Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/\"\u003eLeadTime.ca – Industrial Automation Components \u0026amp; Repair Services\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/collections\/siemens\"\u003eBrowse Siemens PLCs, Drives \u0026amp; Automation Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-plc-programming-basics\"\u003eSiemens PLC Programming Basics Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-profibus-configuration\"\u003eHow to Configure Siemens PROFIBUS Networks\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-vfd-ground-faults\"\u003eTroubleshooting Siemens VFD Ground Faults\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":47796225999147,"sku":null,"price":43.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_e7cd2a70-246d-4b99-a841-70c0baec721e.png?v=1723553332","url":"https:\/\/leadtime.ca\/products\/siemens-3na3144-6","provider":"LEADTIME","version":"1.0","type":"link"}