{"product_id":"siemens-3rt2028-1bb40-contactor-module-reliable-delivery","title":"3RT2028-1BB40 | Siemens Contactor, AC3:18,5kW 1NO+1NC 24VDC","description":"\u003ch4\u003eDescription\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe Siemens 3RT2028-1BB40 is a contactor designed for AC-3 applications with a power rating of 18.5 kW. It features one normally open (1NO) and one normally closed (1NC) contact and operates on a 24V DC coil voltage. This compact and reliable contactor is suitable for motor control applications.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable width=\"100%\" style=\"height: 409px; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 151.297px; height: 19px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 398.203px; height: 19px;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 151.297px; height: 19px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 398.203px; height: 19px;\"\u003e3RT2028-1BB40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 151.297px; height: 19px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 398.203px; height: 19px;\"\u003eContactors \u0026amp; Starters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 151.297px; height: 19px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 398.203px; height: 19px;\"\u003eContactor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 151.297px; height: 19px;\"\u003e\u003cstrong\u003eDesign\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 398.203px; height: 19px;\"\u003eMain contactor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 151.297px; height: 19px;\"\u003e\u003cstrong\u003eAuxiliary contacts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 398.203px; height: 19px;\"\u003e1 x NO+1 x NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 27.7033%; height: 19.5938px;\"\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%; height: 19.5938px;\"\u003eS0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 27.7033%; height: 39.1875px;\"\u003e\u003cstrong\u003ePower at AC-3\/480 V (HP)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%; height: 39.1875px;\"\u003e25 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 151.297px; height: 19.5938px;\"\u003e\u003cstrong\u003eInsulation voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 398.203px; height: 19.5938px;\"\u003e690 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 151.297px; height: 19.5938px;\"\u003e\u003cstrong\u003eControl supply voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 398.203px; height: 19.5938px;\"\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 27.7033%; height: 39.1875px;\"\u003e\u003cstrong\u003eImpulse voltage resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%; height: 39.1875px;\"\u003e6 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 27.7033%; height: 39.1875px;\"\u003e\u003cstrong\u003eFrequency of operation at AC-3 max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%; height: 39.1875px;\"\u003e750 1\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 27.7033%; height: 19.5938px;\"\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%; height: 19.5938px;\"\u003e45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 27.7033%; height: 19.5938px;\"\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%; height: 19.5938px;\"\u003e85 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 27.7033%; height: 19.5938px;\"\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%; height: 19.5938px;\"\u003e107 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 27.7033%; height: 39.1875px;\"\u003e\u003cstrong\u003eConnection aux. current circuit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%; height: 39.1875px;\"\u003eScrew terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 27.7033%; height: 19.5938px;\"\u003e\u003cstrong\u003eConnection main current circuit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%; height: 19.5938px;\"\u003eScrew terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.7033%;\"\u003e\u003cstrong\u003eOperating temperature min.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%;\"\u003e-25 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.7033%;\"\u003e\u003cstrong\u003eOperating temperature max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%;\"\u003e50 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.7033%;\"\u003e\u003cstrong\u003eProtection rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.8499%;\"\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eInformation About 3RT2028-1BB40\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe Siemens 3RT2028-1BB40 is a main contactor designed for AC-3 applications with a power rating of 18.5 kW at 400V and 25 HP at 480V. This contactor features one normally open (1NO) and one normally closed (1NC) auxiliary contact, and it operates on a 24V DC control supply voltage. The device has a size S0 frame and is equipped with screw terminals for both auxiliary and main current circuits.\u003c\/p\u003e\n\u003cp\u003eThe 3RT2028-1BB40 contactor has an insulation voltage of 690V and an impulse voltage resistance of 6 kV. It supports a maximum operational frequency of 750 operations per hour under AC-3 conditions. The dimensions of the contactor are 45 mm in width, 85 mm in height, and 107 mm in depth.\u003c\/p\u003e\n\u003cp\u003eThis contactor is suitable for use in environments with temperatures ranging from -25°C to 50°C and has a protection rating of IP20, making it suitable for installation in standard industrial environments.\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":48858984841514,"sku":"3RT2028-1BB40","price":209.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/3RT2028-1BB40.webp?v=1720173625","url":"https:\/\/iqelectro.com\/products\/siemens-3rt2028-1bb40-contactor-module-reliable-delivery","provider":"IQElectro","version":"1.0","type":"link"}