{"product_id":"bc-128826","title":"Siemens Sirius 3TH4 Auxiliary Contactor Relay - 3TH4271-0BB4","description":"\u003cp\u003eThe Siemens 3TH42710BB4 is an auxiliary contactor relay that expands the number of available control contacts in a circuit. It allows a single low-power signal to manage multiple independent switching tasks within industrial automation systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePrimary Applications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Cabinets:\u003c\/strong\u003e Adds extra switching points for PLC outputs or safety relays inside electrical enclosures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine Interlocks:\u003c\/strong\u003e Provides additional normally open and closed paths for door switches or emergency stops on production lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLighting Systems:\u003c\/strong\u003e Controls multiple lighting zones or indicator lamps from a single sensor or timer output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHVAC Units:\u003c\/strong\u003e Manages auxiliary circuits for dampers, fans, or heating elements in building climate systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eKey Product Details \u0026amp; Specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Family:\u003c\/strong\u003e Siemens 3TH4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDescription:\u003c\/strong\u003e Auxiliary Contactor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 8-pole (7 NO + 1 NC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current:\u003c\/strong\u003e 10 A at 230 V AC-15; 6 A at 400 V AC-15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Voltage:\u003c\/strong\u003e 24 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN rail 1.38 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e IP00 front; IP20 with screws tightened\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Screw terminal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 3.07 in x 1.77 in x 5.31 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.41 lb\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Superior Lighting","offers":[{"title":"Default Title","offer_id":45211901591752,"sku":"3TH4271-0BB4-Siemens","price":172.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0682\/3726\/3048\/files\/271477__2__67593.1716513563__07624.1792623625.1280.1280.jpg?v=1792717880","url":"https:\/\/plumlighting.com\/products\/bc-128826","provider":"Superior Lighting","version":"1.0","type":"link"}