{"product_id":"allen-bradley-140m-c2e-b10-motor-protection-circuit-breaker","title":"Allen-Bradley 140M-C2E-B10 Motor Protection Circuit Breaker","description":"\u003ch1\u003eAllen-Bradley 140M-C2E-B10 Motor Protection Circuit Breaker\u003c\/h1\u003e\n\u003cp\u003eConfigured for thermomagnetic motor branch protection in Bulletin 140M motor control assemblies, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 140M-C2E-B10\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003e140M-C2E\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMotor Protection Circuit Breaker) provides direct electrical execution for overload isolation and magnetic short-circuit interruption across three-phase feeder circuits.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe provided documentation identifies the unit as a fixed catalog configuration within the Bulletin 140M product family. No additional suffix matrix or field-selectable option structure is specified in the supplied material.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e140M-C2E-B10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eMotor Protection Circuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eBulletin 140M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrame Size\u003c\/td\u003e\n\u003ctd\u003eC-Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Poles\u003c\/td\u003e\n\u003ctd\u003e3 Poles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e230 - 690 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e32 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperational Current (IEC)\u003c\/td\u003e\n\u003ctd\u003e1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustable Thermal Trip Range\u003c\/td\u003e\n\u003ctd\u003e0.63 - 1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnetic Trip Current\u003c\/td\u003e\n\u003ctd\u003e13 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrip Class\u003c\/td\u003e\n\u003ctd\u003eClass 10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitch-Off Technique\u003c\/td\u003e\n\u003ctd\u003eThermomagnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Protection\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Horsepower Rating\u003c\/td\u003e\n\u003ctd\u003e0.75 HP at 575 VAC, 3-Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Element\u003c\/td\u003e\n\u003ctd\u003eTurn Button\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort Circuit Protection\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Size\u003c\/td\u003e\n\u003ctd\u003e#8-14 AWG Copper Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTorque\u003c\/td\u003e\n\u003ctd\u003e6-10 Nm \/ 55-90 lb-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e40-60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.91 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eNot specified in supplied documentation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified in supplied documentation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive protection device; no external control power required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eIEC, UL, CSA referenced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003ePanel-mounted motor protection breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEtherNet\/IP Integration and Firmware Coordination\u003c\/h3\u003e\n\u003cp\u003eThe Bulletin 140M protection platform is commonly deployed within Allen-Bradley motor control architectures interfacing with Logix and intelligent starter assemblies. Coordination between breaker trip class, motor starter logic, and deterministic EtherNet\/IP control sequencing must be validated during commissioning to prevent nuisance shutdowns during acceleration ramps or inrush conditions.\u003c\/p\u003e\n\u003cp\u003eThermomagnetic interruption behavior remains hardware-executed and independent of PLC scan execution. Protective disconnection therefore remains active during controller reboot conditions or fieldbus communication loss.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 140M-C2E-B10 support hot replacement while energized?\u003cbr\u003eA: The breaker is a mechanical protection device intended for de-energized installation and maintenance procedures. Line and load conductors should be isolated before removal or torque adjustment.\u003c\/p\u003e\n\u003cp\u003eQ: What is the function of the fixed magnetic trip section?\u003cbr\u003eA: The magnetic trip mechanism provides instantaneous short-circuit interruption at the specified magnetic threshold to limit motor feeder fault current exposure.\u003c\/p\u003e\n\u003cp\u003eQ: Can the thermal adjustment range be modified during operation?\u003cbr\u003eA: Thermal adjustment settings should only be changed under isolated conditions using the calibrated adjustment range specified for the motor full-load current.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eVerify conductor sizing against the specified #8-14 AWG copper wiring range before terminal termination.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eApply terminal torque within the specified 6-10 Nm range to prevent thermal rise at the power terminals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeparate motor feeder conductors from low-level analog or encoder wiring to reduce electromagnetic coupling during fault interruption.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm upstream short-circuit coordination with contactors and overload assemblies before energization.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstall the breaker in a clean enclosure free from conductive dust, oil vapor accumulation, and condensation exposure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAfter installation, perform manual trip verification and continuity testing prior to connection of the motor load.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43417431539802,"sku":"140M-C2E-B10","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/140M-C2E-B102.jpg?v=1779780398","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-140m-c2e-b10-motor-protection-circuit-breaker","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}