{"product_id":"siemens-overload-relay-for-motor-protection-size-s2","title":"Siemens Overload relay for motor protection, size S2","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3RU2136-4EB0 is a SIRIUS thermal overload relay designed for reliable protection of three-phase motors against overload and phase failure. It is intended for direct mounting onto SIRIUS 3RT2 contactors and provides precise thermal protection with adjustable current settings. With Class 10 tripping characteristics, manual and automatic reset options, and integrated auxiliary contacts, this overload relay ensures safe motor operation in industrial control and automation systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSIRIUS thermal overload relay for motor protection\u003c\/li\u003e\n\u003cli\u003eDesigned for direct mounting onto SIRIUS 3RT contactors\u003c\/li\u003e\n\u003cli\u003eAdjustable current setting range: 30 A to 40 A\u003c\/li\u003e\n\u003cli\u003eClass 10 tripping characteristic for standard motor starting conditions\u003c\/li\u003e\n\u003cli\u003eReliable protection against overload and phase failure\u003c\/li\u003e\n\u003cli\u003eManual and automatic reset selectable\u003c\/li\u003e\n\u003cli\u003eIntegrated auxiliary contacts for control and signaling\u003c\/li\u003e\n\u003cli\u003eCompact design for space-efficient motor starter assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 3RU2136-4EB0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family:\u003c\/strong\u003e SIRIUS 3RU21 Thermal Overload Relays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDevice Type:\u003c\/strong\u003e Thermal overload relay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Setting Range:\u003c\/strong\u003e 30 – 40 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Class:\u003c\/strong\u003e Class 10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Contacts:\u003c\/strong\u003e 1 NO + 1 NC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Direct mounting onto SIRIUS 3RT contactors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReset Options:\u003c\/strong\u003e Manual or automatic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage:\u003c\/strong\u003e 690 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhase Failure Sensitivity:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient Operating Temperature:\u003c\/strong\u003e −25 °C to +60 °C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Standards\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned according to IEC 60947-4-1 standards\u003c\/li\u003e\n\u003cli\u003eMeets Siemens SIRIUS motor protection requirements\u003c\/li\u003e\n\u003cli\u003eSuitable for global industrial motor control applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3RU2136-4EB0 thermal overload relay is used for protecting three-phase motors in motor starters, machinery, pumps, compressors, and industrial automation systems. When combined with a SIRIUS 3RT contactor, it forms a compact and reliable motor starter solution, ensuring motors are safeguarded against overload conditions and phase failure while supporting safe and efficient industrial operation.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775032078400,"sku":"3RU2136-4EB0","price":1144.83,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/G_IC03_XX_08840I_a0c728ac-a671-4b8c-abb5-21865f61bd57.jpg?v=1765454062","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-overload-relay-for-motor-protection-size-s2","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}