{"product_id":"3bhe013940r0002-abb-uns0868b-p-v2-excitation-power-supply-unit","title":"3BHE013940R0002 ABB UNS0868B-P,V2 Excitation Power Supply Unit","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe ABB 3BHE013940R0002, model UNS0868B-P,V2, is a high-precision power conversion module specifically engineered for the UNITROL series of excitation systems. This device serves as a foundational power layer within Distributed Control Systems (DCS), providing stable and regulated voltage to critical control circuits and excitation electronics. By utilizing advanced semiconductor switching technology, the UNS0868B-P,V2 maintains exceptional voltage regulation even under the volatile load conditions typical of large-scale generator excitation. Its architecture focuses on thermal resilience and electrical purity, ensuring that sensitive downstream processors are shielded from line disturbances.\u003c\/p\u003e\n\u003ch3\u003eCore Physical and Hardware Specifications\u003c\/h3\u003e\n\u003cp\u003eThe module is designed for space-optimized cabinet installation, balancing a high power-to-weight ratio with industrial-grade durability.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOrder Catalog Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3BHE013940R0002\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHardware Model:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUNS0868B-P,V2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEquipment Category:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePower Supply Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeries Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUNITROL Excitation Systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnergy Efficiency Rating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e97%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Operating Envelope:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-20°C to +70°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhysical Profile:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8cm x 19.6cm x 6cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUnit Net Mass:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.72kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Manufacture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSweden\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSafety Features:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated short-circuit, overvoltage, and thermal overload suppression\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eStrategic Industrial Implementations\u003c\/h3\u003e\n\u003cp\u003eThe 3BHE013940R0002 is a critical asset in heavy-duty power electronics and automation sectors:\u003c\/p\u003e\n\u003cp\u003eSynchronous Generator Excitation: Providing reliable auxiliary power for UNITROL regulators to manage the magnetic fields of large industrial alternators.\u003c\/p\u003e\n\u003cp\u003eDCS Infrastructure Support: Serving as a localized power source for Ethernet routers and communication gateways within a distributed automation network.\u003c\/p\u003e\n\u003cp\u003eRenewable Energy Plants: Maintaining control power for wind or hydro-generation excitation units where ambient temperature fluctuations require a wide thermal operating range.\u003c\/p\u003e\n\u003cp\u003eCritical Process Manufacturing: Powering low-voltage control loops where a 97% efficiency rating is required to minimize heat buildup in enclosed, high-density control cabinets.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45518960820397,"sku":"3BHE013940R0002 ","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/abb-3bhe013940r0002-uns0868b-p-v2-power-supply-device-h30embkj4mw.jpg?v=1766983092","url":"https:\/\/www.maxwellplc.com\/products\/3bhe013940r0002-abb-uns0868b-p-v2-excitation-power-supply-unit","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}