{"product_id":"bcu-12-3aua0000110430-abb-bcu-series-drive-control-module","title":"BCU-12 3AUA0000110430 ABB BCU Series Drive Control Module","description":"\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e3AUA0000110430\u003c\/span\u003e ABB \u003cspan style=\"color: #0056b3;\"\u003eBCU-12\u003c\/span\u003e Control Unit Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e3AUA0000110430\u003c\/span\u003e\u003c\/strong\u003e is the factory designation for the \u003cstrong\u003eABB BCU-12\u003c\/strong\u003e control unit, serving as the primary digital processing and communication core for industrial drive systems. Equipped with \u003cstrong\u003e7 fiber optic connections\u003c\/strong\u003e, redundant 24 VDC power inputs, Safe Torque Off (STO) channels, and comprehensive analog\/digital I\/O, this modular controller manages high-speed inverter switching and precise motor control.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications \u0026amp; I\/O Configuration Matrix\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSubsystem \/ Interface\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTerminal Designation\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eElectrical Specification \u0026amp; Parameters\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eExternal Power Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXPOW (Pitch 5 mm, 2.5 mm²)\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e24 V DC (±10%), 2 A\u003c\/strong\u003e; supports dual redundant power supplies.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXRO1 … XRO3\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e250 V AC \/ 30 V DC, 2 A\u003c\/strong\u003e; varistor protected.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuxiliary Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXD24 (Pins 2 \u0026amp; 4)\u003c\/td\u003e\n\u003ctd\u003eMax \u003cstrong\u003e4.8 W total load (200 mA \/ 24 V)\u003c\/strong\u003e minus DIO1\/DIO2 power draw.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXDI:1 … XDI:6\u003c\/td\u003e\n\u003ctd\u003e24V logic (\"0\" \u0026lt; 5V, \"1\" \u0026gt; 15V); Rin: 2.0 kohm; DI6 supports PTC thermistor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStart Interlock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXDI:7 (DIIL)\u003c\/td\u003e\n\u003ctd\u003e24V NPN\/PNP input; hardware filtering 0.04 ms, digital filtering up to 8 ms.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital I\/O\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXDIO:1 … XDIO:4\u003c\/td\u003e\n\u003ctd\u003eConfigurable as 0–16 kHz frequency input (DIO1) or 24V square-wave output (DIO2).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Reference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXAI:1 and XAI:2\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e+10 V and -10 V (±1%)\u003c\/strong\u003e; Rload 1–10 kohm; max 10 mA output current.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXAI:4 … XAI:7\u003c\/td\u003e\n\u003ctd\u003e±20 mA (Rin 100 Ω) or ±10 V (Rin \u0026gt; 200 kohm); 11-bit + sign resolution; 1% accuracy.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXAO1 and XAO2\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e0–20 mA\u003c\/strong\u003e (Rload \u0026lt; 500 Ω); frequency range 0–500 Hz; 11-bit + sign resolution.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Links\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXD2D \u0026amp; X485\u003c\/td\u003e\n\u003ctd\u003eRS-485 physical layer for drive-to-drive interlocking and serial fieldbus networking.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety \u0026amp; Memory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXSTO, XETH, SD CARD\u003c\/td\u003e\n\u003ctd\u003eSafe Torque Off channels (-3 to 30 V DC); RJ-45 Ethernet; \u003cstrong\u003eSDHC memory card slot (max 4 GB)\u003c\/strong\u003e.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eUpgrade \u0026amp; Replacement Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Interoperability:\u003c\/strong\u003e The \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBCU-12\u003c\/span\u003e\u003c\/strong\u003e control unit can be directly replaced with either a \u003cstrong\u003eBCU-12\u003c\/strong\u003e or \u003cstrong\u003eBCU-22\u003c\/strong\u003e module depending on firmware requirements and fiber optic port density.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiber Optic Allocation:\u003c\/strong\u003e Features exactly \u003cstrong\u003e7 optical channels\u003c\/strong\u003e dedicated to communicating directly with IGBT gate driver interface boards across inverter power modules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWarranty Coverage \u0026amp; Global Express Shipping\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Month Comprehensive Warranty:\u003c\/strong\u003e Every \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e3AUA0000110430\u003c\/span\u003e\u003c\/strong\u003e control board is backed by a 12-month warranty covering processor stability, optical transceiver integrity, and power regulation circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpedited Air Courier Dispatch:\u003c\/strong\u003e Packaged in anti-static conductive foam and shipped globally via \u003cstrong\u003eFedEx, UPS, or DHL\u003c\/strong\u003e to eliminate extended industrial downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eAdvanced Engineering FAQ \u0026amp; Selection Guidance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can digital input DI6 be utilized simultaneously for standard digital interlocking and motor thermistor monitoring?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, DI6 can be toggled via software to function either as a standard 24V digital input or as a dedicated PTC thermistor measuring circuit, but not both concurrently.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What precautions are necessary when wiring dual redundant 24V power supplies to the XPOW terminal?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Ensure both external 24 VDC (±10%) sources share a common ground reference and are individually rated for at least 2 A to prevent power droop during control board boot cycles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does configuring DIO1 as a frequency input affect connected encoder or pulse train signals?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: DIO1 accepts 24V square-wave pulses up to 16 kHz with 4-microsecond hardware filtering; sinusoidal or non-square waveforms will result in erratic counting errors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What memory card format and maximum capacity are supported by the onboard SD CARD slot?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The slot accepts standard \u003cstrong\u003eSDHC memory cards up to 4 GB\u003c\/strong\u003e formatted for parameter backup, firmware storage, and data logging purposes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: When should a maintenance engineer upgrade from a BCU-12 to a BCU-22 control unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Upgrade to a BCU-22 when your drive topology requires additional fiber optic communication channels or expanded auxiliary control loops that exceed the 7-port limit of the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBCU-12\u003c\/span\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/BCU-12.png?v=1794561815\" alt=\"\"\u003e\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":68058866352310,"sku":"BCU-12","price":103.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/BCU-12-1.jpg?v=1794561796","url":"https:\/\/www.plcsparehub.com\/products\/bcu-12-3aua0000110430-abb-bcu-series-drive-control-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}