{"product_id":"siemens-3rh2921-2de11","title":"3RH2921-2DE11","description":"\u003ch2\u003eOverview: Siemens 3RH2921-2DE11 Solid-State Compatible Auxiliary Switch Block\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RH2921-2DE11 is a lateral auxiliary switch block designed for SIRIUS motor contactors and contactor relays (sizes S00 to S3). It features 2 contacts configured as 1 normally open (NO) and 1 normally closed (NC), providing reliable switching for control circuits. The block is solid-state compatible, equipped with spring-loaded terminals and designed for snap-on mounting, assuring easy installation and maintenance in automation systems.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e 1 NO + 1 NC contact for versatile control signaling.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Suitable for 3RT2 and 3RH2 motor contactors and contactor relays.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Lateral snap-on mounting for easy attachment alongside contactors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Spring-loaded terminals enable secure, vibration-resistant wiring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e Operates at 24\/60 V DC with 0.3 A current for control circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Designed for up to 5 million mechanical operating cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e IP20 front protection for dust ingress resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -25 to +60 °C for reliability in diverse environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\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\u003eType\u003c\/td\u003e\n\u003ctd\u003eLateral Auxiliary Switch Block\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eContact Configuration\u003c\/td\u003e\n\u003ctd\u003e1 Normally Open (NO) + 1 Normally Closed (NC)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCompatible Sizes\u003c\/td\u003e\n\u003ctd\u003eS00 to S3\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCompatible Products\u003c\/td\u003e\n\u003ctd\u003e3RT2 and 3RH2 Contactors\/Relays\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003eSpring-loaded terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e24\/60 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e0.3 A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMechanical Life\u003c\/td\u003e\n\u003ctd\u003e5 million cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDimensions (HxWxD)\u003c\/td\u003e\n\u003ctd\u003e61.2 mm x 10 mm x 66 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 to 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis auxiliary switch block is used to provide additional control signaling in motor starter systems, especially in automation applications requiring reliable and precise switching performance.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":47912585494827,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/3RH2921-2DE11.png?v=1707388400","url":"https:\/\/leadtime.ca\/products\/siemens-3rh2921-2de11","provider":"LEADTIME","version":"1.0","type":"link"}