{"product_id":"fuji-tk-3n-thermal-overload-relay-for-sc-2sn-and-sc-3n-45-67a","title":"Fuji TK-3N Thermal Overload Relay for SC-2SN and SC-3N 45-67A","description":"Here is a professional product description for the \u003cb data-index-in-node=\"51\" data-path-to-node=\"0\"\u003eFuji TK-3N Thermal Overload Relay (45–67A)\u003c\/b\u003e tailored for retail and technical catalogs:\n\u003ch1 data-path-to-node=\"2\"\u003eFuji Electric TK-3N \/ TR-3N Thermal Overload Relay (45–67A)\u003c\/h1\u003e\n\n\u003ch3 data-path-to-node=\"3\"\u003eProduct Overview\u003c\/h3\u003e\nThe \u003cb data-index-in-node=\"4\" data-path-to-node=\"4\"\u003eFuji Electric TK-3N Thermal Overload Relay\u003c\/b\u003e is a heavy-duty, industrial-grade motor protection device engineered specifically to safeguard medium-to-large capacity three-phase AC motors against electrical overloads, phase unbalances, and locked-rotor conditions. Designed for seamless direct mounting with \u003cb data-index-in-node=\"309\" data-path-to-node=\"4\"\u003eFuji SC-2SN and SC-3N series magnetic contactors\u003c\/b\u003e, this thermal relay delivers high-precision and dependable motor protection for critical industrial applications, heavy-duty machinery, and complex motor control centers.\u003cbr\u003e\nOperating within an adjustable current setting range of \u003cb data-index-in-node=\"56\" data-path-to-node=\"5\"\u003e45A to 67A\u003c\/b\u003e, the TK-3N utilizes premium bimetallic thermal sensing elements to detect excessive current draws. Upon detecting an overload condition, it promptly interrupts the control circuit to protect motor windings from thermal stress and premature failure, maximizing operational safety and equipment longevity.\n\n\u003ch3 data-path-to-node=\"7\"\u003eKey Features \u0026amp; Technical Advantages\u003c\/h3\u003e\n\n\u003cul data-path-to-node=\"8\"\u003e\n\t\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,0,0\"\u003eWide Current Adjustment Range (45–67A):\u003c\/b\u003e Equipped with a calibrated adjustment dial that allows technicians to fine-tune the trip current precisely to match the full-load amperage (FLA) rating of the connected motor.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,1,0\"\u003eDirect Contactor Compatibility:\u003c\/b\u003e Engineered specifically to plug directly into \u003cb data-index-in-node=\"78\" data-path-to-node=\"8,1,0\"\u003eFuji SC-2SN and SC-3N magnetic contactors\u003c\/b\u003e, streamlining assembly and eliminating complex external wiring.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,2,0\"\u003eSelectable Manual \u0026amp; Auto Reset:\u003c\/b\u003e Features a dual-mode reset mechanism, giving operators the flexibility to select between Manual reset for maintenance safety and Automatic reset for automated cycling circuits.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,3,0\"\u003eIntegrated Trip Test Button:\u003c\/b\u003e Built-in test mechanism allows maintenance technicians to manually simulate a trip condition to verify control circuit continuity and auxiliary contacts without generating fault currents.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,4,0\"\u003eAuxiliary Contacts:\u003c\/b\u003e Standard 1 NO (Normally Open) and 1 NC (Normally Closed) auxiliary contacts offer flexible connection options for remote alarm signals and motor trip controls.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,5,0\"\u003eRobust \u0026amp; Rugged Construction:\u003c\/b\u003e Molded with heavy-duty, flame-retardant industrial materials built to withstand vibration, heat, and demanding electrical operating environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 data-path-to-node=\"10\"\u003eTypical Applications\u003c\/h3\u003e\nThe Fuji TK-3N thermal overload relay is ideal for protecting large-scale industrial machinery and electrical equipment, including:\n\n\u003cul data-path-to-node=\"12\"\u003e\n\t\u003cli\u003eLarge municipal or industrial water pumps, booster systems, and irrigation networks\u003c\/li\u003e\n\t\u003cli\u003eHeavy-duty commercial air conditioning compressors, chillers, and large ventilation blowers\u003c\/li\u003e\n\t\u003cli\u003eHigh-capacity conveyor systems, crushers, and material handling lines\u003c\/li\u003e\n\t\u003cli\u003eIndustrial motor control centers (MCC) and starter panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 data-path-to-node=\"14\"\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003ctable data-path-to-node=\"15\"\u003e\n\t\u003cthead\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/thead\u003e\n\t\u003ctbody\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"15,1,0,0\"\u003eBrand\u003c\/b\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003eFuji Electric\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"15,2,0,0\"\u003eModel\u003c\/b\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003eTK-3N (TR-3N Series)\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"15,3,0,0\"\u003eCompatible Contactors\u003c\/b\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003eFuji SC-2SN and SC-3N Series\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"15,4,0,0\"\u003eAdjustable Current Range\u003c\/b\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003e45A – 67A\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"15,5,0,0\"\u003eNumber of Poles\u003c\/b\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003e3-Pole (3-Phase)\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"15,6,0,0\"\u003eAuxiliary Contacts\u003c\/b\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003e1 NO + 1 NC\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"15,7,0,0\"\u003eReset Mechanism\u003c\/b\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003eSelectable Manual \/ Auto Reset\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"15,8,0,0\"\u003eMounting Style\u003c\/b\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003eDirect Mount to Contactor \/ Panel Mount\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"15,9,0,0\"\u003eStandards Compliance\u003c\/b\u003e\u003c\/td\u003e\n\t\t\t\u003ctd\u003eIEC 60947-4-1, JIS C 8201-4-1, CE, UL\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3 data-path-to-node=\"17\"\u003eWhy Choose Fuji Electric Protection Devices?\u003c\/h3\u003e\nFuji Electric is a globally recognized leader in power electronics, electrical distribution, and industrial motor control components. Renowned for long service life, high trip repeatability, and strict compliance with global safety standards, Fuji thermal overload relays ensure maximum reliability for your equipment and reduce costly operational downtime.\n\n\u003cblockquote data-path-to-node=\"19\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"19,0\"\u003eAvailability \u0026amp; Ordering Information\u003c\/b\u003e\u003cbr\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"19,1\"\u003eAvailable in Electx Electrical Supply.\u003c\/b\u003e\u003cbr\u003e\nContact \u003cb data-index-in-node=\"8\" data-path-to-node=\"19,2\"\u003eElectx Electrical Supply\u003c\/b\u003e today to check stock availability, request pricing quotations, or order original Fuji Electric thermal overload relays and compatible contactors for your upcoming projects!\u003c\/blockquote\u003e\n","brand":"Fuji","offers":[{"title":"Default Title","offer_id":67298254356555,"sku":"TK-3N(45-67A)","price":4535.0,"currency_code":"PHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/9732\/7179\/files\/Fuji_TK-3N_Thermal_Overload_Relay_for_SC-2SN_and_SC-3N_45-67A_I_Electx_Electrical_Supply.jpg?v=1792647303","url":"https:\/\/www.electxelectricalsupply.com\/products\/fuji-tk-3n-thermal-overload-relay-for-sc-2sn-and-sc-3n-45-67a","provider":"Electx Electrical Supply","version":"1.0","type":"link"}