{"product_id":"3bhe006422r0001-abb-uns2861c-p-v1-circuit-board-unitrol-excitation","title":"3BHE006422R0001 ABB UNS2861C-P,V1 Circuit Board UNITROL Excitation","description":"\u003ch3 class=\"\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe ABB 3BHE006422R0001,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003edesignated as the UNS2861C-P,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eis a high-precision circuit board engineered for the UNITROL series of excitation and drive control systems.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis module serves as an advanced interface and signal processing card,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003efacilitating the critical exchange of data between the main control processor and the power electronic stages.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eDesigned for high-availability environments,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe UNS2861C-P,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1 provides the essential synchronization and feedback loops required to maintain generator voltage stability.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIts high-integrity Swedish construction ensures that sensitive control logic remains isolated from the high-voltage noise typically found in industrial power conversion cubicles,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003emaking it an indispensable component for mission-critical automation infrastructure.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eHardware Parameters and Technical Metrics\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModule Designation\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eExcitation System Interface Board\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModel Identifier\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUNS2861C-P,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eOrder Reference\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e3BHE006422R0001\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eSystem Compatibility\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUNITROL 5000 \/ 6000 Series\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eIngress Protection\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIP20 (Dust resistant for cabinet mounting)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eDiagnostics\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated real-time monitoring and fault detection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eNetworking\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eCompatible with system-wide Ethernet router architectures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eUnit Mass\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e0.\u003c\/span\u003e\u003cspan class=\"\"\u003e52kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003ePhysical Dimensions\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e29cm x 25.\u003c\/span\u003e\u003cspan class=\"\"\u003e2cm x 3.\u003c\/span\u003e\u003cspan class=\"\"\u003e5cm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eManufacturing Origin\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSweden\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eTariff Classification (HS)\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e8537101190\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\"\u003eIndustrial Deployment and Site Applications\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe UNS2861C-P,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1 is predominantly utilized in the power generation and heavy drive sectors,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewhere it acts as a gate unit interface or a high-speed signal extension card.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIn large-scale hydroelectric or thermal power facilities,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethis board monitors the field excitation variables,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eensuring that synchronous generators respond instantaneously to grid load changes.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIts 0.\u003c\/span\u003e\u003cspan class=\"\"\u003e52kg modular design allows for rapid field replacement,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003esignificantly reducing Mean Time to Repair (MTTR) during scheduled maintenance or emergency outages.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eBuilt to endure the thermal cycling of continuous industrial operation,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe 3BHE006422R0001 provides the reliability needed for energy-efficient motor control and large-scale utility grid stabilization,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eprotecting the long-term health of the plant's primary rotating assets.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eQ: What is the primary role of the UNS2861C-P,V1 in a UNITROL excitation system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThe UNS2861C-P,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1 functions as a specialized communication and interface board,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ebridging the gap between low-voltage control signals and the high-power thyristor firing circuits within the excitation cabinet.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eQ: Is the UNS2861C-P,V1 3BHE006422R0001 compatible with legacy UNITROL models?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis specific revision (V1) is engineered for modern UNITROL architectures.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eYou should check your current system's hardware manual to ensure the card's firmware and physical connector layout are compatible with your specific rack version.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eQ: How does the IP20 rating impact the installation of this circuit board?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThe IP20 rating indicates that the board is protected against solid objects up to 12mm (like fingers) but is not waterproof.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIt must be installed within a NEMA or IP-rated industrial enclosure to protect it from moisture and conductive dust.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eQ: Are there any specific cooling requirements for this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eWhile the board is designed for energy efficiency,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eit relies on the internal convection or forced-air cooling of the main system cabinet.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eMaintaining clear airflow across the board surface is essential for long-term component reliability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eQ: Can I use the on-board diagnostic tools to troubleshoot field-side faults?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eYes.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThe UNS2861C-P,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1 provides feedback to the DCS,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eallowing operators to see if a communication loss or signal deviation originates from the board itself or from external field wiring.\u003c\/span\u003e\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45518963146925,"sku":"3BHE006422R0001","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/abb-3bhe006422r0001-uns2861c-p-v1-circuit-board-ccdttiqdr2z.jpg?v=1766983179","url":"https:\/\/www.maxwellplc.com\/products\/3bhe006422r0001-abb-uns2861c-p-v1-circuit-board-unitrol-excitation","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}