{"product_id":"siemens-3ub8133-4gw2-esp200-solid-state-overload-relay-25-100a-690vac-motor-protection","title":"Siemens 3UB8133-4GW2 ESP200 Solid-State Overload Relay 25-100A 690VAC Motor Protection","description":"\u003ch4\u003eDescription\u003c\/h4\u003e\n\u003cp\u003eThe Siemens 3UB8133-4GW2 is a solid-state overload relay designed to provide reliable motor protection in industrial control systems. With an adjustable current range of 25–100 A and a maximum operating voltage of 690 VAC, it ensures precise thermal overload protection for single-phase and three-phase motors. Built for use with Siemens motor starters, it offers dependable protection and flexible installation in control panels and motor control centers.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndustrial Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3UB8133-4GW2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOverload Relays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3UB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eESP200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolid State Overload Relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 – 100 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 690 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrip Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass 5 – 30 (Selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN Rail or Panel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuxiliary Contacts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1NO + 1NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eScrew Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e−25 °C to +60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ecUL, CSA, RoHS, REACh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMotor overload protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003e3UB8133-4GW2\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe 3UB8133-4GW2 is part of the Siemens 3UB series ESP200 solid-state overload relays developed for advanced motor protection in industrial automation systems. It utilizes electronic sensing technology to detect overload conditions with high accuracy and consistent trip performance. Designed for integration with Class 14 starters, the relay supports direct mounting or standalone installation using DIN rail or panel mounting methods. Its adjustable trip class and wide current setting range allow it to protect motors used in pumps, conveyors, compressors, and other industrial machinery operating in demanding environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSolid-State Overload Protection: Electronic sensing technology provides precise motor overload detection and consistent protection performance.\u003c\/li\u003e\n\u003cli\u003eAdjustable Current Range: Configurable protection from 25 A to 100 A for flexible motor applications.\u003c\/li\u003e\n\u003cli\u003eHigh Voltage Rating: Supports systems operating up to 690 VAC.\u003c\/li\u003e\n\u003cli\u003eThree-Phase Motor Protection: Designed for protection of both single-phase and polyphase motor systems.\u003c\/li\u003e\n\u003cli\u003eDIN Rail or Panel Mounting: Allows flexible installation in motor control centers or industrial panels.\u003c\/li\u003e\n\u003cli\u003eAuxiliary Contact Configuration: Includes 1NO and 1NC auxiliary contacts for status indication and control integration.\u003c\/li\u003e\n\u003cli\u003eManual or Automatic Reset: Selectable reset modes provide flexible recovery after overload trips.\u003c\/li\u003e\n\u003cli\u003eSwitchable Trip Class: Adjustable protection class between Class 5 and Class 30 depending on application requirements.\u003c\/li\u003e\n\u003cli\u003eWide Operating Temperature Range: Operates reliably between −25 °C and +60 °C.\u003c\/li\u003e\n\u003cli\u003eScrew Terminal Connections: Provides secure wiring and simplified installation in industrial environments.\u003c\/li\u003e\n\u003cli\u003eCompliance and Certifications: Meets cUL, CSA, RoHS, and REACh standards for global industrial applications.\u003c\/li\u003e\n\u003cli\u003eDesigned for ESP200 Systems: Optimized for Siemens motor starter assemblies and control systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 3UB8133-4GW2 delivers the reliability and precision required for protecting industrial motors and ensuring safe operation of automated equipment.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51227169521962,"sku":"3UB8133-4GW2","price":534.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_e48f8eab-3dc5-4815-b13b-dfa9646b42f8.webp?v=1773164146","url":"https:\/\/iqelectro.com\/products\/siemens-3ub8133-4gw2-esp200-solid-state-overload-relay-25-100a-690vac-motor-protection","provider":"IQElectro","version":"1.0","type":"link"}