{"product_id":"abb-ufc921a101-3bhe024855r0101-inverter-board-ufc921","title":"ABB UFC921A101 3BHE024855R0101 Inverter Board UFC921","description":"\u003cp\u003eConfigured for power conversion and inverter control execution in industrial drive systems, the \u003cstrong\u003eABB UFC921A101 3BHE024855R0101\u003c\/strong\u003e (\u003cstrong\u003eUFC921A101\u003c\/strong\u003e Inverter Board) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown \u0026amp; Identification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBase Model Designation: UFC921A101\u003c\/li\u003e\n\u003cli\u003eFactory Part Number: 3BHE024855R0101\u003c\/li\u003e\n\u003cli\u003eHardware Classification: Inverter Board Module\u003c\/li\u003e\n\u003cli\u003eSeries Architecture: ABB UFC921 Control Platform\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003eUFC921A101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e3BHE024855R0101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSWEDEN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.34 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e33.3 x 16 x 2.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eLow-voltage electronic control supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore Function\u003c\/td\u003e\n\u003ctd\u003eInverter pulse generation and power regulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eController Architecture and Bus Communication Integration\u003c\/h3\u003e\n\u003cp\u003eThe unit interfaces with system control racks via high-speed backplane bus communication velocity structures, ensuring synchronized gate control and signal processing. Firmware flash compatibility parameters must align with the main drive processor revision to maintain precise switching timing and logic execution. I\/O density scaling and internal register mapping depend on the specific drive configuration, ensuring deterministic data exchange and real-time fault reporting across the multi-axis network architecture.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x UFC921A101 Inverter Board\u003c\/li\u003e\n\u003cli\u003e1 x Factory Inspection Document\u003c\/li\u003e\n\u003cli\u003e1 x ESD Protection Packaging Enclosure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Installation and Wiring Protocols\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChassis Slot Insertion: Slide the printed circuit board smoothly into the designated drive rack guides, ensuring backplane edge connectors mate securely without binding.\u003c\/li\u003e\n\u003cli\u003eFastener Torquing: Secure all mounting screws and mechanical locks to maintain proper grounding continuity and structural stability under high-vibration conditions.\u003c\/li\u003e\n\u003cli\u003eShielding and Grounding: Terminate all internal signal shields and grounding straps to the designated cabinet reference points to suppress electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eThermal Management: Verify that internal cabinet airflow paths remain unobstructed to allow proper convective cooling across sensitive electronic components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDoes this inverter board support live hot-swapping?\u003c\/p\u003e\n\u003cp\u003eNo, replacement of the board requires a complete system power-down and discharge of intermediate circuit capacitors to prevent electrical shock and component damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the primary function of this circuit board?\u003c\/p\u003e\n\u003cp\u003eIt processes control commands and generates high-frequency firing signals for power semiconductor switching elements within the inverter stage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAre firmware updates mandatory when replacing this unit?\u003c\/p\u003e\n\u003cp\u003eFirmware updates are generally not required unless upgrading the main system controller architecture or resolving specific compatibility revisions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are sensitive logic circuits protected from transients?\u003c\/p\u003e\n\u003cp\u003eOn-board optical isolation barriers and surge suppression circuits isolate low-voltage control signals from high-power switching stages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat causes intermittent gate control faults during operation?\u003c\/p\u003e\n\u003cp\u003eLoose backplane seating, degraded internal ribbon cables, or ungrounded shielding frequently introduce noise that disrupts signal timing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs calibration required after installing a replacement board?\u003c\/p\u003e\n\u003cp\u003eFactory calibration parameters are pre-set, but system verification via configuration software is recommended during initial commissioning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat wire size is compatible with plug-in terminal connections?\u003c\/p\u003e\n\u003cp\u003eStandard industrial multi-strand or solid copper conductors up to manufacturer specified gauge limits should be used for internal wiring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the system indicate hardware operational status?\u003c\/p\u003e\n\u003cp\u003eIntegrated diagnostic light-emitting diodes on the module and main rack display power readiness, communication health, and fault conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46021149425837,"sku":"3BHE024855R0101","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/UFC921A1013BHE024855R0101_1_3.jpg?v=1784612161","url":"https:\/\/www.maxwellplc.com\/products\/abb-ufc921a101-3bhe024855r0101-inverter-board-ufc921","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}