{"id":20093,"date":"2026-02-10T16:16:45","date_gmt":"2026-02-10T16:16:45","guid":{"rendered":"https:\/\/www.ktb-europe.com\/produkte\/hilfsschalterblock-erweiterung-siemens-3rh1921-1ha22-3aa1\/"},"modified":"2026-02-23T10:46:38","modified_gmt":"2026-02-23T10:46:38","slug":"bloc-de-contact-aide-extension-siemens-3rh1921-1ha22-3aa1","status":"publish","type":"produkte","link":"https:\/\/www.ktb-europe.com\/fr\/produkte\/hilfsschalterblock-erweiterung-siemens-3rh1921-1ha22-3aa1\/","title":{"rendered":"Siemens 3RH1921-1HA22-3AA1 bloc de contact auxiliaire"},"content":{"rendered":"<p>Der SIEMENS Hilfsschalterblock 3RH1921-1HA22-3AA1 dient zur Erweiterung von Leistungsschaltern und Steuerger\u00e4ten, um zus\u00e4tzliche Schlie\u00dfer- und \u00d6ffnerkontakte f\u00fcr Steuerungs-, Melde- und \u00dcberwachungsaufgaben bereitzustellen. Er ist kompatibel mit verschiedenen SIEMENS Sch\u00fctz-Baureihen und erm\u00f6glicht eine flexible Anpassung von Schaltkreisen.<\/p>\n<p>Dieser Block verf\u00fcgt \u00fcber vormontierte Ankerkontakte und \u00fcberbr\u00fcckbare Kontakte, die eine schnelle und einfache Installation gew\u00e4hrleisten. Die Montage erfolgt werkzeuglos direkt an der Vorderseite oder seitlich der Hauptger\u00e4te, was den Platzbedarf im Schaltschrank minimiert und die Flexibilit\u00e4t erh\u00f6ht. Das kompakte Design und die robuste Bauweise garantieren eine zuverl\u00e4ssige Funktion unter verschiedenen industriellen Bedingungen.<\/p>\n<p>Geeignet f\u00fcr den Einsatz in Steuerungs- und Automatisierungssystemen, Schaltschrankbau und Maschinensteuerung. Bietet bis zu zwei Schlie\u00dfer (NO) und zwei \u00d6ffner (NC) Kontakte f\u00fcr erweiterte Funktionalit\u00e4ten. Jetzt bestellen f\u00fcr schnelle Lieferung.<\/p>\n<p><!-- === Multilingual block added - 2026-02-23 10:46:38 === --><\/p>\n<hr style=\"margin:40px 0;\"><\/p>\n<div class=\"hiddne_content\"><span data-no-translation>Auxiliary Switch Block Expansion Siemens 3RH1921 1HA22 3AA1. Control Cabinet Accessories. Auxiliary switch block; SIEMENS 3RH1921-1HA22-3AA1; Relay Accessories; Control Cabinet; Control Technology; Expansion Block; Normally Open; Normally Closed; Buy Replacement Parts. The SIEMENS auxiliary switch block 3RH1921-1HA22-3AA1 is designed to expand circuit breakers and control devices to provide additional normally open and normally closed contacts for control, signaling, and monitoring tasks. It is compatible with various SIEMENS relay series and allows for flexible customization of circuits. This block features pre-assembled contact elements and bridged contacts, ensuring quick and easy installation. It can be mounted tool-free directly on the front or side of the main devices, minimizing space requirements in the control cabinet and increasing flexibility. The compact design and robust construction guarantee reliable operation under various industrial conditions. Suitable for use in control and automation systems, control cabinet construction, and machine controls. Offers up to two normally open (NO) contacts and two normally closed (NC) contacts for enhanced functionality. Order now for fast delivery. || Bloque de contactores auxiliares de expansi\u00f3n Siemens 3RH1921 1HA22 3AA1. Accesorios de armario de control. Bloque de contacto auxiliar; SIEMENS 3RH1921-1HA22-3AA1; Accesorios para contactores; Armario de control; Tecnolog\u00eda de control; Bloque de expansi\u00f3n; Cerrador; Abridor; Comprar pieza de repuesto. El bloque de contacto auxiliar SIEMENS 3RH1921-1HA22-3AA1 se utiliza para la expansi\u00f3n de interruptores de potencia y dispositivos de control, para proporcionar contactos de cerrador y abridor adicionales para tareas de control, se\u00f1alizaci\u00f3n y supervisi\u00f3n. Es compatible con varias series de contactores SIEMENS y permite una adaptaci\u00f3n flexible de los circuitos de conmutaci\u00f3n. Este bloque cuenta con contactos de anclaje premontados y contactos puentes, que garantizan una instalaci\u00f3n r\u00e1pida y sencilla. La instalaci\u00f3n se realiza sin herramientas directamente en la parte frontal o lateral de los dispositivos principales, lo que minimiza el espacio requerido en el armario de control y aumenta la flexibilidad. El dise\u00f1o compacto y la construcci\u00f3n robusta garantizan un funcionamiento fiable bajo diversas condiciones industriales. Adecuado para su uso en sistemas de control y automatizaci\u00f3n, construcci\u00f3n de armarios de control y control de m\u00e1quinas. Ofrece hasta dos contactos de cerrador (NO) y dos contactos de abridor (NC) para funcionalidades ampliadas. Pide ahora para una entrega r\u00e1pida. || \u8f85\u52a9\u5f00\u5173\u5757 \u6269\u5c55 \u897f\u95e8\u5b50 3RH1921 1HA22 3AA1\u3002 \u673a\u7bb1\u914d\u4ef6\u3002\u8f85\u52a9\u5f00\u5173\u5757\uff1b\u897f\u95e8\u5b50 3RH1921-1HA22-3AA1\uff1b\u63a5\u89e6\u5668\u914d\u4ef6\uff1b\u673a\u67dc\uff1b\u63a7\u5236\u6280\u672f\uff1b\u6269\u5c55\u5757\uff1b\u5e38\u95ed\u89e6\u70b9\uff1b\u5e38\u5f00\u89e6\u70b9\uff1b\u8d2d\u4e70\u5907\u4ef6\u3002\u897f\u95e8\u5b50\u8f85\u52a9\u5f00\u5173\u5757 3RH1921-1HA22-3AA1 \u7528\u4e8e\u6269\u5c55\u65ad\u8def\u5668\u548c\u63a7\u5236\u88c5\u7f6e\uff0c\u4ee5\u63d0\u4f9b\u989d\u5916\u7684\u5e38\u95ed\u548c\u5e38\u5f00\u89e6\u70b9\uff0c\u6ee1\u8db3\u63a7\u5236\u3001\u6307\u793a\u548c\u76d1\u63a7\u4efb\u52a1\u7684\u9700\u8981\u3002\u5b83\u4e0e\u5404\u79cd\u897f\u95e8\u5b50\u63a5\u89e6\u5668\u7cfb\u5217\u517c\u5bb9\uff0c\u80fd\u591f\u7075\u6d3b\u8c03\u6574\u7535\u8def\u3002\u8be5\u5757\u914d\u5907\u9884\u88c5\u7684\u89e6\u70b9\u548c\u53ef\u7ed5\u8fc7\u7684\u89e6\u70b9\uff0c\u786e\u4fdd\u5feb\u901f\u548c\u7b80\u5355\u7684\u5b89\u88c5\u3002\u5b89\u88c5\u53ef\u76f4\u63a5\u5728\u4e3b\u8bbe\u5907\u7684\u524d\u9762\u6216\u4fa7\u9762\uff0c\u65e0\u9700\u5de5\u5177\uff0c\u4ece\u800c\u51cf\u5c11\u673a\u67dc\u7684\u5360\u7528\u7a7a\u95f4\u5e76\u63d0\u9ad8\u7075\u6d3b\u6027\u3002\u7d27\u51d1\u7684\u8bbe\u8ba1\u548c\u575a\u56fa\u7684\u7ed3\u6784\u4fdd\u8bc1\u5176\u5728\u5404\u79cd\u5de5\u4e1a\u6761\u4ef6\u4e0b\u7684\u53ef\u9760\u529f\u80fd\u3002\u9002\u7528\u4e8e\u63a7\u5236\u548c\u81ea\u52a8\u5316\u7cfb\u7edf\u3001\u673a\u67dc\u5236\u9020\u548c\u673a\u5668\u63a7\u5236\u3002\u4e3a\u6269\u5c55\u529f\u80fd\u63d0\u4f9b\u591a\u8fbe\u4e24\u4e2a\u5e38\u5f00\u89e6\u70b9(NC)\u548c\u4e24\u4e2a\u5e38\u95ed\u89e6\u70b9(NO)\u3002\u73b0\u5728\u4e0b\u5355\u4ee5\u83b7\u53d6\u5feb\u901f\u4ea4\u8d27\u3002 || Bloc de contact auxiliaire extension Siemens 3RH1921 1HA22 3AA1. Accessoires de tableau de commande. Bloc de contact auxiliaire ; SIEMENS 3RH1921-1HA22-3AA1 ; Accessoires de relais ; Tableau de commande ; Technique de contr\u00f4le ; Bloc d&#8217;extension ; Contact normally closed (NO) ; Contact normally open (NC) ; Acheter des pi\u00e8ces de rechange. Le bloc de contact auxiliaire SIEMENS 3RH1921-1HA22-3AA1 est con\u00e7u pour \u00e9tendre les disjoncteurs et les appareils de commande afin de fournir des contacts suppl\u00e9mentaires de fermeture et d&#8217;ouverture pour des t\u00e2ches de contr\u00f4le, de signalisation et de surveillance. Il est compatible avec plusieurs s\u00e9ries de relais SIEMENS et permet une ajustement flexible des circuits de commande. Ce bloc dispose de contacts de relais pr\u00e9install\u00e9s et de contacts pontables, garantissant une installation rapide et ais\u00e9e. Le montage s&#8217;effectue sans outils directement \u00e0 l&#8217;avant ou sur les c\u00f4t\u00e9s des appareils principaux, minimisant ainsi l&#8217;espace n\u00e9cessaire dans le tableau de commande et augmentant la flexibilit\u00e9. Le design compact et la construction robuste garantissent un fonctionnement fiable sous diff\u00e9rentes conditions industrielles. Convient pour une utilisation dans des syst\u00e8mes de contr\u00f4le et d&#8217;automatisation, la construction de tableaux de commande et le contr\u00f4le de machines. Offre jusqu&#8217;\u00e0 deux contacts de fermeture (NO) et deux contacts d&#8217;ouverture (NC) pour des fonctionnalit\u00e9s \u00e9tendues. Commandez maintenant pour une livraison rapide. || Blocco interblocco ausiliario Siemens 3rh1921 1ha22 3aa1. Accessori per armadi elettrici. Blocco interblocco ausiliario; SIEMENS 3RH1921-1HA22-3AA1; Accessori per rel\u00e8; Armadio elettrico; Tecnica di controllo; Blocco di espansione; Contatti di chiusura; Contatti di apertura; Acquista ricambio. Il blocco interblocco ausiliario SIEMENS 3RH1921-1HA22-3AA1 \u00e8 progettato per l&#8217;espansione di interruttori di potenza e dispositivi di controllo, per fornire contatti di chiusura e apertura aggiuntivi per compiti di controllo, segnalazione e monitoraggio. \u00c8 compatibile con varie serie di rel\u00e8 SIEMENS e consente un&#8217;adattamento flessibile dei circuiti. Questo blocco \u00e8 dotato di contatti dell&#8217;ancora preassemblati e contatti bypassabili, che garantiscono un&#8217;installazione rapida e semplice. Il montaggio avviene senza strumenti direttamente sulla parte anteriore o laterale dei dispositivi principali, riducendo cos\u00ec il fabbisogno di spazio nell&#8217;armadio elettrico e aumentando la flessibilit\u00e0. Il design compatto e la struttura robusta garantiscono un funzionamento affidabile in diverse condizioni industriali. Adatto per l&#8217;uso in sistemi di controllo e automazione, costruzione di armadi elettrici e controllo macchine. Offre fino a due contatti di chiusura (NO) e due contatti di apertura (NC) per funzionalit\u00e0 estese. Ordina ora per una consegna veloce. || Bloco de Comuta\u00e7\u00e3o Auxiliar Siemens 3RH1921 1HA22 3AA1. Acess\u00f3rios para arm\u00e1rios de controlo. Bloco de comuta\u00e7\u00e3o auxiliar; SIEMENS 3RH1921-1HA22-3AA1; Acess\u00f3rios de Contator; Arm\u00e1rio de controlo; T\u00e9cnica de controlo; Bloco de expans\u00e3o; Fechador; Abridor; Comprar pe\u00e7a de reposi\u00e7\u00e3o. O bloco de comuta\u00e7\u00e3o auxiliar SIEMENS 3RH1921-1HA22-3AA1 serve para a expans\u00e3o de interruptores de pot\u00eancia e dispositivos de controlo, para fornecer contactos adicionais de fechadores e abridores para tarefas de controlo, sinaliza\u00e7\u00e3o e monitoriza\u00e7\u00e3o. \u00c9 compat\u00edvel com v\u00e1rias s\u00e9ries de contatores SIEMENS e permite uma adapta\u00e7\u00e3o flex\u00edvel de circuitos. Este bloco possui contactos de \u00e2ncora pr\u00e9-montados e contactos bypass, que garantem uma instala\u00e7\u00e3o r\u00e1pida e f\u00e1cil. A montagem \u00e9 feita sem ferramentas, diretamente na parte frontal ou lateral dos dispositivos principais, o que minimiza o espa\u00e7o necess\u00e1rio no arm\u00e1rio de controlo e aumenta a flexibilidade. O design compacto e a constru\u00e7\u00e3o robusta garantem um funcionamento fi\u00e1vel em diversas condi\u00e7\u00f5es industriais. Adequado para uso em sistemas de controlo e automa\u00e7\u00e3o, constru\u00e7\u00e3o de arm\u00e1rios de controlo e controlo de m\u00e1quinas. Oferece at\u00e9 dois contactos de fechadores (NO) e dois contactos de abridores (NC) para funcionalidades expandidas. Encomende agora para entrega r\u00e1pida.<\/span><\/div>","protected":false},"excerpt":{"rendered":"<p>\u00c9tendez vos disjoncteurs avec le bloc de contact auxiliaire SIEMENS 3RH1921-1HA22-3AA1. Fonctions de contr\u00f4le et de signalisation suppl\u00e9mentaires. 2 contacts normalement ouverts, 2 contacts normalement ferm\u00e9s. Commandez maintenant.<\/p>","protected":false},"featured_media":0,"template":"","hersteller":[1314],"class_list":["post-20093","produkte","type-produkte","status-publish","hentry","hersteller-siemens"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Siemens 3RH1921-1HA22-3AA1 Hilfsschalterblock kaufen<\/title>\n<meta name=\"description\" content=\"Erweitern Sie Ihre Leistungsschalter mit dem SIEMENS Hilfsschalterblock 3RH1921-1HA22-3AA1. Zus\u00e4tzliche Steuerungs- und Meldefunktionen. 2 Schlie\u00dfer, 2 \u00d6ffner. 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