{"product_id":"150-f251nbrb-allen-bradley-bulletin-150-smart-motor-controller","title":"150-F251NBRB Allen-Bradley Bulletin 150 Smart Motor Controller","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 150-F251NBRB\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e150-F251NBRB\u003c\/strong\u003e Smart Motor Controller, operates as a solid-state motor starting device for controlling three-phase induction motor acceleration, deceleration, and pump control functions within Bulletin 150 motor control systems.\u003c\/p\u003e\n\u003ch3\u003eModel Identification\u003c\/h3\u003e\n\u003cp\u003eThe 150-F251NBRB is a Bulletin 150 SMC-Flex Smart Motor Controller configured with a 251 A current rating and an open enclosure design. The controller uses solid-state switching technology to manage motor starting characteristics through controlled voltage application.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\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\u003e150-F251NBRB\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.06 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e7.8 x 24 x 21.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified in available data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified in available data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSolid-State Smart Motor Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eBulletin 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Line Voltage\u003c\/td\u003e\n\u003ctd\u003e200...480 VAC, 3 Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Voltage\u003c\/td\u003e\n\u003ctd\u003e100...240 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e251 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e460 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Power Rating\u003c\/td\u003e\n\u003ctd\u003e200 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Application\u003c\/td\u003e\n\u003ctd\u003ePump Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eIndustrial Control Integration Features\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 150-F251NBRB belongs to the industrial motor control category and is designed for integration with Allen-Bradley control architectures. The device applies solid-state power switching methods to regulate motor starting current and mechanical stress during startup sequences.\u003c\/p\u003e\n\u003cp\u003eThe controller supports three-phase AC motor applications and provides controlled motor operation through Bulletin 150 SMC technology. Installation requires appropriate coordination with upstream protection devices, motor ratings, and control circuit requirements.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cp\u003eThe delivered package includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Allen-Bradley 150-F251NBRB Smart Motor Controller\u003c\/li\u003e\n\u003cli\u003e1 x Factory-installed controller hardware assembly\u003c\/li\u003e\n\u003cli\u003e1 x Standard product identification label\u003c\/li\u003e\n\u003cli\u003e1 x Installation documentation package if supplied by manufacturer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional accessories, bypass components, communication modules, or enclosure assemblies are ordered separately according to system requirements.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the controller inside an enclosure suitable for the electrical environment because this model uses an open enclosure configuration.\u003c\/li\u003e\n\u003cli\u003eVerify that the incoming three-phase voltage matches the controller voltage rating before energizing the unit.\u003c\/li\u003e\n\u003cli\u003eUse properly sized conductors according to the 251 A current rating and local electrical installation standards.\u003c\/li\u003e\n\u003cli\u003eKeep power wiring separated from low-voltage control wiring to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eConfirm grounding connections between the controller enclosure, motor frame, and system protective earth.\u003c\/li\u003e\n\u003cli\u003eCheck motor full-load current settings before commissioning the motor control sequence.\u003c\/li\u003e\n\u003cli\u003eProvide adequate ventilation around the solid-state power components to prevent excessive thermal loading.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFirmware and Industrial Network Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe 150-F251NBRB follows Allen-Bradley industrial control hardware design principles. System integration should consider controller configuration compatibility, firmware requirements, and communication accessory selection when connected to larger PLC-based motor control networks.\u003c\/p\u003e\n\u003cp\u003eFor EtherNet\/IP based automation environments, communication interfaces and configuration tools must match the installed Bulletin 150 controller revision. Firmware flash compatibility should be verified before any controller updates are performed.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 150-F251NBRB support three-phase motor operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The controller is designed for three-phase AC motor applications with a rated input range of 200...480 VAC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum current rating of this controller?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe unit has a continuous current rating of 251 A according to the available product specifications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this controller supplied with an enclosed cabinet?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 150-F251NBRB uses an open enclosure design and requires installation inside a suitable protective enclosure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat motor power rating is associated with this model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe listed motor power rating is 200 HP at the specified operating voltage conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the controller operate with different control voltages?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe available data specifies a 100...240 VAC control voltage range for control circuit operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the unit suitable for pump applications?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The model configuration includes pump control functionality within Bulletin 150 motor control applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the controller require separate motor protection devices?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eExternal protection coordination should be evaluated according to motor specifications and applicable electrical standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan this controller be installed directly in open industrial environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The open enclosure version requires installation inside an appropriate electrical cabinet or protected mounting environment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066383618221,"sku":"150-F251NBRB","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/150-F6_1-4_f66c9de0-f104-40a5-b29e-2786eaf5903b.jpg?v=1786074953","url":"https:\/\/www.maxwellplc.com\/ru\/products\/150-f251nbrb-allen-bradley-bulletin-150-smart-motor-controller","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}