{"product_id":"siemens-3rv2021-4ea20","title":"3RV2021-4EA20","description":"\u003ch2\u003eBuy genuine Siemens 3RV2021-4EA20 online\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RV2021-4EA20 is a high-quality motor protection circuit breaker designed for reliable overload and short-circuit protection in industrial automation systems. This product is part of Siemens' established SIRIUS series, known for its durability and precision. It supports current ratings from 27 to 32 A and features advanced thermal overload release with a trip class of 10, suitable for protecting motors operating up to 690 VAC. Its compact design optimizes space in control cabinets and reduces unnecessary energy losses, making it ideal for efficient and safe motor control. The model is certified with numerous international standards ensuring industrial compliance and dependability.\u003c\/p\u003e\n\u003ch2\u003eKey Features of Siemens 3RV2021-4EA20\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent rating adjustable between 27 to 32 A for flexible motor protection\u003c\/li\u003e\n\u003cli\u003eHigh short-circuit breaking capacity up to 100 kA at 240 V AC\u003c\/li\u003e\n\u003cli\u003eThermal overload release with Class 10 trip characteristic\u003c\/li\u003e\n\u003cli\u003eCompact size reduces control cabinet heating and allows smaller air conditioning units\u003c\/li\u003e\n\u003cli\u003eSuitable for use in IT networks and industrial environments\u003c\/li\u003e\n\u003cli\u003eSpring-type terminals for secure and easy wiring\u003c\/li\u003e\n\u003cli\u003eNo auxiliary switches included, simplifying design\u003c\/li\u003e\n\u003cli\u003eCompatible with voltages up to 690 VAC across three poles\u003c\/li\u003e\n\u003cli\u003eCertified to global safety standards including UL, CSA, IECEx, and CE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specs of 3RV2021-4EA20\u003c\/h2\u003e\n\u003cp\u003eExplore Siemens 3RV2021-4EA20 specifications for detailed parameters and to ensure system compatibility.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e27 to 32 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003eUp to 690 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreaking Capacity (Icu)\u003c\/td\u003e\n\u003ctd\u003e100 kA at 240 V, 55 kA at 400 V, 10 kA at 500 V, 4 kA at 690 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrip Class\u003c\/td\u003e\n\u003ctd\u003eClass 10 thermal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Poles\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull Load Current at 480 V\u003c\/td\u003e\n\u003ctd\u003e32 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Type\u003c\/td\u003e\n\u003ctd\u003eRotary actuator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis Siemens 3RV2021-4EA20 is commonly used in industrial automation for protecting motors in factory control panels, process control systems, and packaging conveyor operations worldwide. Its robust protection capabilities help prevent motor damage due to overload or short-circuits, making it essential in reliable machine automation and production line systems. This circuit breaker is suited for environments requiring high operational reliability and international standard compliance.\u003c\/p\u003e\n\u003ch2\u003ePrice \u0026amp; Availability\u003c\/h2\u003e\n\u003cp\u003eCheck Siemens 3RV2021-4EA20 pricing with real-time updates through LeadTime.ca for fast worldwide dispatch.\u003c\/p\u003e\n\u003ch2\u003eWhy Order from LeadTime.ca\u003c\/h2\u003e\n\u003cp\u003eAll product on LeadTime.ca is genuine, authentic OEM, supplied by trusted distributors, and ready for international delivery. Order now for worldwide delivery.\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\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-tia-portal-io-errors\"\u003eTroubleshooting Siemens TIA Portal I\/O Errors\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-drive-parameter-setup\"\u003eSiemens Drive Parameter Setup Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":47796225081643,"sku":null,"price":112.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_707b3a56-02d8-49d7-abb8-881696de2f07.png?v=1723553341","url":"https:\/\/leadtime.ca\/products\/siemens-3rv2021-4ea20","provider":"LEADTIME","version":"1.0","type":"link"}