{"product_id":"3ru2146-4lbo","title":"Siemens 3RU2146-4LBO","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eManufacturer:\u003c\/b\u003e Siemens\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePart Number:\u003c\/b\u003e 3RU2146-4LB0 (3RU2146-4LB00)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eComponent Type:\u003c\/b\u003e Thermal Overload Relay (SIRIUS Line)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFrame Size:\u003c\/b\u003e Size S3\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCurrent Adjustment Range:\u003c\/b\u003e 70 A to 90 A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTrip Class:\u003c\/b\u003e Class 10\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMain Circuit Connection:\u003c\/b\u003e Screw Terminals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eAuxiliary Contacts:\u003c\/b\u003e 1 NO + 1 NC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eReset Mode:\u003c\/b\u003e Manual or Automatic reset (selectable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMounting Type:\u003c\/b\u003e Direct mounting to Size S3 contactors (e.g., 3RT2045, 3RT2046) or standalone installation with adapter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eElevator Logic\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMotor Thermal Protection:\u003c\/b\u003e Monitors phase currents on high-power hydraulic pump motors or traction drive starters to prevent thermal breakdown from excessive run times or mechanical binding.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePhase Failure Sensitivity:\u003c\/b\u003e Includes built-in single-phasing protection to quickly trip the controller control circuit if a supply phase drops during operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSafety Circuit Interlocking:\u003c\/b\u003e Integrated auxiliary NC contact breaks the safety string or contactor coil voltage upon a trip, while the NO contact signals an overcurrent fault state to the central processing unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Parts4REM","offers":[{"title":"Default Title","offer_id":49876551860376,"sku":null,"price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/4369\/5000\/files\/rn-image_picker_lib_temp_a10b6256-f9a2-4f60-8bff-8be0dd5c77ff.jpg?v=1789506571","url":"https:\/\/parts4rem.ca\/products\/3ru2146-4lbo","provider":"Parts4REM","version":"1.0","type":"link"}