{"product_id":"siemens-3rv2021-4ea25","title":"3RV2021-4EA25","description":"\u003ch2\u003eBuy genuine Siemens 3RV2021-4EA25 online\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RV2021-4EA25 is a high-quality motor protection circuit breaker from the trusted SIRIUS series, designed to deliver reliable overload and short-circuit protection for electric motors. Featuring a compact S0 size frame, this circuit breaker covers current ratings from 27 to 32 amps and supports a maximum short-circuit breaking capacity of up to 100 kA at 240 V. Its robust construction, including spring-type terminals and a transverse auxiliary switch, ensures ease of installation and secure connections. The 3RV2021-4EA25 is engineered with a Class 10 trip unit and a thermal overload release for precise motor safeguarding. Rated for use up to 690 V AC with a surge voltage resistance of 6 kV, this device meets demanding industrial requirements with IP20 protection on both the front and terminals. Siemens’ commitment to quality and safety makes the 3RV2021-4EA25 ideal for ensuring motors operate smoothly and protected from electrical faults.\u003c\/p\u003e\n\u003ch2\u003eKey Features of Siemens 3RV2021-4EA25\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMotor protection circuit breaker with Class 10 thermal overload release\u003c\/li\u003e\n  \u003cli\u003eRated operating current: 27...32 A\u003c\/li\u003e\n  \u003cli\u003eMaximum short-circuit breaking capacity: 100 kA (240 V)\u003c\/li\u003e\n  \u003cli\u003eSpring-loaded terminals for secure wiring and easy installation\u003c\/li\u003e\n  \u003cli\u003eTransverse auxiliary switch with 1 NO + 1 NC contact configuration\u003c\/li\u003e\n  \u003cli\u003eRated insulation voltage of up to 690 V and surge resistance of 6 kV\u003c\/li\u003e\n  \u003cli\u003eIP20 protection degree for operator safety and terminal protection\u003c\/li\u003e\n  \u003cli\u003eMechanical and electrical durability of up to 100,000 switching cycles\u003c\/li\u003e\n  \u003cli\u003eCompact S0 frame size ideal for space-saving panel designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specs of 3RV2021-4EA25\u003c\/h2\u003e\n\u003cp\u003eExplore Siemens 3RV2021-4EA25 specifications covering voltage, I\/O, and communication for detailed parameters.\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\u003eFrame size\u003c\/td\u003e\n    \u003ctd\u003eS0\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eCurrent range\u003c\/td\u003e\n    \u003ctd\u003e27 - 32 A\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eRated operational voltage\u003c\/td\u003e\n    \u003ctd\u003eUp to 690 V AC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eShort-circuit breaking capacity (Icu)\u003c\/td\u003e\n    \u003ctd\u003e100 kA @ 240 V AC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eAuxiliary contacts\u003c\/td\u003e\n    \u003ctd\u003e1 NO + 1 NC transverse switch\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eTrip class\u003c\/td\u003e\n    \u003ctd\u003eClass 10 (thermal overload)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eProtection degree\u003c\/td\u003e\n    \u003ctd\u003eIP20 (front and terminals)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eOperating temperature\u003c\/td\u003e\n    \u003ctd\u003e-20 to +60 °C\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis Siemens 3RV2021-4EA25 is commonly used in industrial automation environments where reliable motor protection is essential. It safeguards motors in machine automation, production line systems, and factory control panels against overloads and short circuits. Its robust performance under high electrical loads makes it suitable for packaging lines, conveyor operations, and process control applications. The device’s compact design facilitates integration into control systems where space is limited but performance and safety standards cannot be compromised. Its longevity and compliance with IEC standards make it an excellent choice for engineers and maintenance teams seeking dependable motor protection solutions.\u003c\/p\u003e\n\u003ch2\u003ePrice \u0026amp; Availability\u003c\/h2\u003e\n\u003cp\u003eCheck Siemens 3RV2021-4EA25 price online 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 original 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":47796535001387,"sku":null,"price":125.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_b04f2b6b-69ad-4329-8952-1348987b9b55.png?v=1723548830","url":"https:\/\/leadtime.ca\/products\/siemens-3rv2021-4ea25","provider":"LEADTIME","version":"1.0","type":"link"}