{"product_id":"siemens-3rv2021-4fa15","title":"3RV2021-4FA15","description":"\u003ch2\u003eBuy genuine Siemens 3RV2021-4FA15 online\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RV2021-4FA15 is an industrial-grade motor protection circuit breaker designed to ensure reliable protection and control for motors in automation systems. This device features a selectable current setting adjustable from 34 to 40 amps, ideal for safeguarding motors against overloads and short circuits with its Class 10 trip characteristics. It includes a front-mounted auxiliary contact and phase loss sensitivity, providing comprehensive motor protection as well as signaling capabilities. Compact and suitable for DIN rail mounting, the 3RV2021-4FA15 offers robust, factory-tested quality that supports efficient motor control in various industrial applications. Its ability to minimize energy loss and reduce heat generation within control cabinets makes it a preferred choice for engineers aiming for efficient and safe motor operations.\u003c\/p\u003e\n\u003ch2\u003eKey Features of Siemens 3RV2021-4FA15\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjustable overload setting range from 34 to 40 A for precise motor protection\u003c\/li\u003e\n  \u003cli\u003eClass 10 thermal overload release with rapid trip response in ≤10 seconds\u003c\/li\u003e\n  \u003cli\u003eFront-mounted auxiliary contacts (1 NO + 1 NC) for motor status signaling\u003c\/li\u003e\n  \u003cli\u003ePhase loss sensitive to detect missing phase conditions\u003c\/li\u003e\n  \u003cli\u003eDIN rail mounting for easy installation and removal\u003c\/li\u003e\n  \u003cli\u003eScrew terminal connections for secure wiring\u003c\/li\u003e\n  \u003cli\u003eHigh short-circuit breaking capacity: 480 A instantaneous trip\u003c\/li\u003e\n  \u003cli\u003eOperational voltage rated up to 690 V AC for wide industrial use\u003c\/li\u003e\n  \u003cli\u003eCompact S0 size housing, saving panel space\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specs of 3RV2021-4FA15\u003c\/h2\u003e\n\u003cp\u003eExplore Siemens 3RV2021-4FA15 specifications for detailed parameters to ensure system compatibility.\u003c\/p\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n    \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003cth\u003eDetails\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eCurrent Range\u003c\/td\u003e\n    \u003ctd\u003e34 - 40 A adjustable\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eTrip Class\u003c\/td\u003e\n    \u003ctd\u003eClass 10\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eAuxiliary Contacts\u003c\/td\u003e\n    \u003ctd\u003e1 NO + 1 NC front-mounted\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eShort Circuit Breaking Capacity\u003c\/td\u003e\n    \u003ctd\u003e480 A instantaneous trip\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eOperating Voltage\u003c\/td\u003e\n    \u003ctd\u003e220 - 690 V AC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eMounting\u003c\/td\u003e\n    \u003ctd\u003eDIN rail\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eSize\u003c\/td\u003e\n    \u003ctd\u003eS0\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis Siemens 3RV2021-4FA15 is commonly used in industrial automation and process control systems worldwide. It provides critical motor protection in machinery such as conveyor belts, production lines, and factory control panels, where overload and short-circuit protection are essential for operational safety and equipment longevity. The device’s compact design and versatile mounting options make it easy to integrate into existing installations, supporting motion control setups that require reliable, fast motor disconnection to prevent damage and downtime.\u003c\/p\u003e\n\u003ch2\u003ePrice \u0026amp; Availability\u003c\/h2\u003e\n\u003cp\u003eView Siemens 3RV2021-4FA15 pricing online through LeadTime.ca for fast worldwide dispatch.\u003c\/p\u003e\n\u003ch2\u003eWhy Order from LeadTime.ca\u003c\/h2\u003e\n\u003cp\u003eAll products on LeadTime.ca are genuine OEM, supplied by trusted distributors, and ready for international delivery. Order now for worldwide delivery and secure your Siemens 3RV2021-4FA15 with confidence and quick shipping.\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\"\u003eSiemens Profibus Configuration Resources\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 IO Errors\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":47796201423147,"sku":null,"price":159.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_0564dd5e-9af2-4301-a0bf-c41432230910.png?v=1723553549","url":"https:\/\/leadtime.ca\/products\/siemens-3rv2021-4fa15","provider":"LEADTIME","version":"1.0","type":"link"}