{"product_id":"siemens-3rv2021-4ea15","title":"3RV2021-4EA15","description":"\u003ch2\u003eOverview of Siemens 3RV2021-4EA15\u003c\/h2\u003e\n\u003cp\u003eBuy genuine Siemens 3RV2021-4EA15 online for your automation system. The Siemens 3RV2021-4EA15 is a compact and reliable motor protection circuit breaker designed specifically for industrial applications. It features an adjustable current rating from 27 to 32 amps with a Class 10 overload trip, ensuring motor safety by quickly disconnecting power in overload situations. This device includes a front-mounted auxiliary switch and sensitivity to phase loss, providing comprehensive motor control and protection in one robust unit. Its modular design allows easy mounting on standard DIN rails, making installation and maintenance straightforward. The Siemens 3RV2021-4EA15 is well suited for controlling motors in factory automation and process control environments, offering proven performance and durability from the trusted SIRIUS product line.\u003c\/p\u003e\n\u003ch2\u003eKey Features of Siemens 3RV2021-4EA15\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjustable current range from 27 to 32 A for flexible motor protection\u003c\/li\u003e\n  \u003cli\u003eClass 10 overload protection for fast trip response within 10 seconds\u003c\/li\u003e\n  \u003cli\u003eFront-mounted auxiliary switch with 1 normally open (NO) and 1 normally closed (NC) contact\u003c\/li\u003e\n  \u003cli\u003ePhase loss sensitivity enhances motor safety by detecting phase failures\u003c\/li\u003e\n  \u003cli\u003eScrew terminals for secure wiring and easy installation\u003c\/li\u003e\n  \u003cli\u003eStandard 35 mm DIN rail mounting compatible with common industrial panel setups\u003c\/li\u003e\n  \u003cli\u003eRated insulation voltage of 690 V and surge voltage resistance up to 6 kV\u003c\/li\u003e\n  \u003cli\u003eCompact size (S0) allowing efficient use of panel space\u003c\/li\u003e\n  \u003cli\u003eReliable short circuit protection with magnetic trip elements rated at 400 A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specs of Siemens 3RV2021-4EA15\u003c\/h2\u003e\n\u003cp\u003eExplore Siemens 3RV2021-4EA15 specifications for detailed parameters before installation.\u003c\/p\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e27–32 A\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\u003eNumber of Poles\u003c\/td\u003e\n\u003ctd\u003e3\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\u003eRated Insulation Voltage\u003c\/td\u003e\n\u003ctd\u003e690 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eSurge Voltage Resistance\u003c\/td\u003e\n\u003ctd\u003e6 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eShort-Circuit Current Rating\u003c\/td\u003e\n\u003ctd\u003e400 A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN rail 35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDimensions (WxDxH)\u003c\/td\u003e\n\u003ctd\u003e45 mm x 97 mm x 97 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis Siemens 3RV2021-4EA15 is commonly used in industrial automation, providing motor protection and control across a wide range of production line systems. It suits factory control panels and process control environments where reliable short-circuit and overload protection are essential. The device’s phase loss sensitivity and class 10 trip characteristics make it ideal for safeguarding motors in packaging, conveyor operations, and machine automation setups. When combined with appropriate contactors, it delivers full combination motor protection in one compact unit, enhancing operational safety and reducing downtime.\u003c\/p\u003e\n\u003ch2\u003ePrice \u0026amp; Availability\u003c\/h2\u003e\n\u003cp\u003eCheck Siemens 3RV2021-4EA15 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, supplied by trusted distributors, and ready for international delivery. Order now for worldwide delivery to get factory-grade Siemens 3RV2021-4EA15 with guaranteed authenticity and fast 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-drive-parameter-setup\"\u003eSiemens drive parameter setup best practices\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-profibus-configuration\"\u003eSiemens Profibus configuration tutorial\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":47796221083947,"sku":null,"price":125.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_462899e1-565b-453b-8729-0e74e2041fce.png?v=1723553388","url":"https:\/\/leadtime.ca\/products\/siemens-3rv2021-4ea15","provider":"LEADTIME","version":"1.0","type":"link"}