{"product_id":"siemens-3rv2021-4fa10","title":"3RV2021-4FA10","description":"\u003ch2\u003eBuy genuine Siemens 3RV2021-4FA10 online\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RV2021-4FA10 is a high-quality motor protection circuit breaker designed for reliable industrial automation applications. This compact and robust device offers adjustable overload protection with a setting range of 34 to 40 amps, providing optimal motor safeguarding with class 10 trip characteristics. Featuring magnetic short circuit protection, phase failure detection, and screw terminal connections, it is engineered for simplified installation on standard 35mm DIN rails. The 3RV2021-4FA10 integrates overload, short circuit, and disconnect functions, making it ideal for motor control and protection in demanding environments. UL-approved and compliant with Type E protection, this circuit breaker ensures enhanced safety and operational efficiency in your control panel setups.\u003c\/p\u003e\n\u003ch2\u003eKey Features of Siemens 3RV2021-4FA10\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable overload current setting from 34 to 40 amps to match motor requirements\u003c\/li\u003e\n\u003cli\u003eClass 10 overload trip with fast response for motor protection\u003c\/li\u003e\n\u003cli\u003eMagnetic short circuit trip element with 480A instantaneous rating\u003c\/li\u003e\n\u003cli\u003eScrew terminal connections for secure wiring and easy maintenance\u003c\/li\u003e\n\u003cli\u003eDIN rail mounting for quick and flexible installation\u003c\/li\u003e\n\u003cli\u003ePhase failure detection built-in to prevent motor damage\u003c\/li\u003e\n\u003cli\u003eType E protection approval for self-protected combination motor control\u003c\/li\u003e\n\u003cli\u003eUL listed, suitable for use downstream of fuses or circuit breakers\u003c\/li\u003e\n\u003cli\u003eCompact size (circuit breaker size S0) for efficient panel layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eExplore Siemens 3RV2021-4FA10 specifications for detailed parameters\u003c\/h2\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\u003e34–40 A adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort-Circuit Trip Current\u003c\/td\u003e\n\u003ctd\u003e480 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverload Protection Class\u003c\/td\u003e\n\u003ctd\u003eClass 10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003e35mm DIN Rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eScrew Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003eUp to 690 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUL Approval\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Mechanism\u003c\/td\u003e\n\u003ctd\u003eSelector Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis Siemens 3RV2021-4FA10 is commonly used in industrial automation environments worldwide. It provides reliable motor protection in process control systems, machine automation units, and production line installations. Its compact size and comprehensive motor safeguard features make it suitable for factory control panels, conveyor systems, and other motion control setups where ensuring motor safety and uninterrupted operation are critical. This device is ideal for integration with Siemens contactors to achieve full motor protection and control functionality.\u003c\/p\u003e\n\u003ch2\u003eCheck Siemens 3RV2021-4FA10 price online through LeadTime.ca\u003c\/h2\u003e\n\u003cp\u003eView the latest pricing and stock status for the Siemens 3RV2021-4FA10 with real-time updates to ensure quick procurement and fast worldwide dispatch.\u003c\/p\u003e\n\u003ch2\u003eWhy Order from LeadTime.ca\u003c\/h2\u003e\n\u003cp\u003eAll products on LeadTime.ca are original OEM, supplied by trusted distributors, and available for worldwide shipping. Order now for worldwide delivery and benefit from our expert support and reliable service for your automation component needs.\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-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\"\u003eBest practices for Siemens drive parameter setup\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":47796391477547,"sku":null,"price":147.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_89a615ce-0b2b-427f-8c4c-f5ece73a74d9.png?v=1723551167","url":"https:\/\/leadtime.ca\/products\/siemens-3rv2021-4fa10","provider":"LEADTIME","version":"1.0","type":"link"}