{"product_id":"150-f251nbdd-allen-bradley-smc-flex-series-smart-motor-controller","title":"150-F251NBDD Allen-Bradley SMC Flex Series Smart Motor Controller","description":"\u003cp\u003eConfigured for solid-state soft starting and controlled braking in 3-phase industrial motor circuits, the \u003cstrong\u003eAllen-Bradley 150-F251NBDD\u003c\/strong\u003e (\u003cstrong\u003e150-F251NBDD\u003c\/strong\u003e Smart Motor Controller) provides direct physical\/electrical execution for current limiting, reduced-voltage torque acceleration, and stopping regulation.\u003c\/p\u003e\n\u003ch3\u003eNomenclature \u0026amp; Configuration Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e150-F\u003c\/strong\u003e: SMC Flex controller family utilizing solid-state thyristor power switching modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e251\u003c\/strong\u003e: 251 A continuous current rating profile supporting heavy industrial induction loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eN\u003c\/strong\u003e: Open enclosure assembly designed for panel integration inside protective industrial cabinets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB\u003c\/strong\u003e: 200...460 VAC 3-phase line voltage input operating threshold at 50\/60 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eD\u003c\/strong\u003e: 100...240 VAC control voltage circuit requirement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eD\u003c\/strong\u003e: Option code specifying integrated braking control features.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOperational \u0026amp; Physical Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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-F251NBDD\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 24.0 x 21.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eInternal Logic and Fan Dissipation\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 (Line Input: 200...460 VAC, 3-Phase, 50\/60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Rating\u003c\/td\u003e\n\u003ctd\u003e200 hp (100 to 200 hp at 460 VAC)\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\u003eEnclosure Style\u003c\/td\u003e\n\u003ctd\u003eOpen Enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Capabilities\u003c\/td\u003e\n\u003ctd\u003eSoft Start, Current Limit, Braking Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEthernet Interface \u0026amp; System Parameter Coordination\u003c\/h3\u003e\n\u003cp\u003eThe controller module interfaces with industrial automation networks through dedicated option cards, maintaining full firmware flash compatibility across drive control nodes. Parameter structures map directly into controller memory, preserving EtherNet\/IP deterministic network timing for real-time current feedback, status reporting, and braking sequences without increasing network latency.\u003c\/p\u003e\n\u003ch3\u003eComplete Delivery Package\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Allen-Bradley 150-F251NBDD Smart Motor Controller\u003c\/li\u003e\n\u003cli\u003e1 x Hardware installation reference sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnclosure Mounting \u0026amp; Power Connection Rules\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCabinet Mechanical Installation\n\u003cul\u003e\n\u003cli\u003eMount the open enclosure frame vertically to a flat backpanel inside a grounded enclosure to maximize heat sink airflow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMain Power Line Termination\n\u003cul\u003e\n\u003cli\u003eSecure 3-phase AC power cables to line terminals L1, L2, L3 and motor leads to T1, T2, T3 according to specified lug torque ratings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eControl Circuit Wiring\n\u003cul\u003e\n\u003cli\u003eRoute the 100...240 VAC control source wiring through separate, shielded conduit paths to prevent inductive noise pickup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eEarth Bonding Standards\n\u003cul\u003e\n\u003cli\u003eConnect a heavy-gauge copper grounding strap directly from the chassis grounding lug to the main cabinet ground bus.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Support FAQs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat continuous output current does the 150-F251NBDD controller support?\u003c\/p\u003e\n\u003cp\u003eThe controller provides a continuous operational current rating of 251 A for 3-phase AC motor loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat control voltage range is needed for logic operation?\u003c\/p\u003e\n\u003cp\u003eThe module requires an AC control voltage source operating between 100 VAC and 240 VAC at 50\/60 Hz.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs hot-swapping allowed on line power or control connections?\u003c\/p\u003e\n\u003cp\u003eNo, line power and control circuits must be fully de-energized before making or breaking any electrical wiring connections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat motor power range does the unit manage at 460 VAC?\u003c\/p\u003e\n\u003cp\u003eThe controller manages 3-phase induction motors rated between 100 hp and 200 hp at 460 VAC operating line potential.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the purpose of the integrated braking control option?\u003c\/p\u003e\n\u003cp\u003eIt provides controlled DC injection or smart motor braking to bring high-inertia motor loads to a rapid stop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes this open-enclosure unit require a protective outer cabinet?\u003c\/p\u003e\n\u003cp\u003eYes, the open-style design requires panel installation within a NEMA or IP rated enclosure to ensure environmental protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are network communication adapters managed by the unit firmware?\u003c\/p\u003e\n\u003cp\u003eCommunication modules slot into internal ports while maintaining firmware flash compatibility for unified controller setup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat line voltage supply parameters are supported by the main power poles?\u003c\/p\u003e\n\u003cp\u003eThe unit operates on 3-phase input line voltages from 200 VAC to 460 VAC across nominal frequencies of 50 Hz or 60 Hz.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066383290541,"sku":"150-F251NBDD","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/150-F6_6-5_a612e6a9-efb7-4574-91a3-cd17232c2d23.jpg?v=1786074987","url":"https:\/\/www.maxwellplc.com\/ru\/products\/150-f251nbdd-allen-bradley-smc-flex-series-smart-motor-controller","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}