{"product_id":"siemens-bloco-contactos-auxiliares-3na-1nf-tam-s00-mont-frontal-din-3rh1911-1fa31","title":"Siemens Bloco contactos auxiliares 3NA+1NF Tam.S00 mont. frontal DIN 3RH1911-1FA31","description":"\u003cp\u003e\u003cstrong\u003eSiemens Bloco contactos auxiliares 3NA+1NF Tam.S00 montagem frontal DIN EN 50005 3RH1911-1FA31\u003c\/strong\u003e is a high-quality front-mounted auxiliary contact block designed for reliable signal switching and control circuit expansion in industrial automation systems. Manufactured by Siemens under the SIRIUS 3RH19 series, this accessory provides additional auxiliary contacts (3 normally open and 1 normally closed) for use with contactors and control relays. It is widely used in motor control centers (MCC), switchgear panels, and automation systems where flexible contact configuration, reliable feedback signaling, and compact modular design are required. Its snap-on front mounting system ensures quick installation and secure electrical connection in demanding industrial environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFront-mounted auxiliary contact block for Siemens SIRIUS contactors and relays\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProvides 3NO + 1NC auxiliary contact configuration for flexible control circuits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDIN EN 50005 standardized design for compatibility and safe installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact snap-on modular construction for fast mounting and replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh reliability for signaling, interlocking, and control applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSiemens engineering ensuring long service life and stable switching performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eProduct Name: Siemens Bloco contactos auxiliares 3NA+1NF Tam.S00 montagem frontal DIN EN 50005 3RH1911-1FA31\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePart Number: 3RH1911-1FA31\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProduct Type: Auxiliary contact block\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeries: Siemens SIRIUS 3RH19\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eContact Configuration: 3 NO + 1 NC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting Type: Front mounting (snap-on)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSize: S00\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConnection Standard: DIN EN 50005\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eApplication: Motor control centers, industrial automation, control panels, signaling and interlocking circuits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatibility: Siemens SIRIUS contactors and control relays (S00 size systems)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectrical Use: Low-voltage auxiliary switching systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBrand: Siemens\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Siemens 3RH1911-1FA31 auxiliary contact block delivers reliable switching performance, efficient control circuit expansion, and long-term durability for industrial applications. Built with Siemens’ trusted engineering excellence, it ensures safe operation, consistent signaling, and dependable performance in modern automation systems. For genuine Siemens industrial automation components, contact Ram Automations at \u003ca href=\"mailto:info@ramautomations.com\"\u003einfo@ramautomations.com\u003c\/a\u003e for dependable supply and support.\u003c\/p\u003e","brand":"Ram Automations","offers":[{"title":"Default Title","offer_id":54048118014294,"sku":"RAMA100022936","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/5554\/5686\/files\/Siemens_Bloco_contactos_auxiliares_3NA_1NF_Tam.S00_mont._frontal_DIN_3RH1911-1FA31.webp?v=1780131559","url":"https:\/\/ramautomations.com\/products\/siemens-bloco-contactos-auxiliares-3na-1nf-tam-s00-mont-frontal-din-3rh1911-1fa31","provider":"Ram Automations","version":"1.0","type":"link"}