{"product_id":"ps-25-abb-3bht300065r0001-unitrol-excitation-module","title":"PS-25 ABB 3BHT300065R0001 UNITROL Excitation Module","description":"\u003ch3 class=\"\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe ABB PS-25,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eidentified by order number 3BHT300065R0001,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eis a specialized control and processing module engineered for the UNITROL Excitation Systems and integrated Distributed Control System (DCS) architectures.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis PLC module functions as a primary computational node,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eexecuting high-speed logic for generator excitation and voltage regulation.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eBy utilizing a high-performance microprocessor,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe PS-25 handles sophisticated algorithmic tasks with deterministic precision,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eensuring grid stability and reactive power control.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIts architecture is optimized for real-time synchronization between power electronics and supervisory control layers,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003emaking it a critical component for maintaining the operational integrity of large-scale power generation units.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eHardware Parameters and Structural Metrics\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModel Identification\u003c\/strong\u003e\u003cspan class=\"\"\u003ePS-25\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=\"\"\u003e3BHT300065R0001\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eProduct Series\u003c\/strong\u003e\u003cspan class=\"\"\u003eUNITROL Excitation Systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhysical Proportions\u003c\/strong\u003e4 x 25.5 x 26.1 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Hardware Weight\u003c\/strong\u003e0.86 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIngress Protection\u003c\/strong\u003eIP20 Rated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Endurance\u003c\/strong\u003e-25°C to +55°C Operating Range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Connectivity\u003c\/strong\u003eEthernet Router and Fieldbus Compatible\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturing Origin\u003c\/strong\u003eSweden\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCustoms HS Code\u003c\/strong\u003e8537101190\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe PS-25 features a compact 4 cm width, designed for high-density mounting within standard UNITROL control cabinets. Despite its lightweight 0.86 kg build, the module is ruggedized to handle the electrical transients and thermal variations typical of power plant environments. It incorporates high-capacity internal memory for storing complex control parameters and historical diagnostic logs, facilitating rapid system recovery and troubleshooting.\u003c\/p\u003e\n\u003ch3\u003eOperational Use Cases and Sector Deployment\u003c\/h3\u003e\n\u003cp\u003eThe 3BHT300065R0001 PS-25 is a fundamental building block for advanced industrial regulation. Key applications include:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSynchronous Generator Excitation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eServing as the central logic unit for UNITROL systems to manage field current regulation and voltage stability in hydroelectric and thermal power plants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDCS Network Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eActing as a bridge between localized power hardware and centralized control rooms via high-speed Ethernet router services.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGrid Stability Control:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eExecuting complex power system stabilizer (PSS) functions to dampen oscillations and improve the reliability of interconnected power grids.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial Power Distribution:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eManaging high-availability power factor correction and reactive power compensation in heavy manufacturing facilities.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the primary role of the PS-25 in a UNITROL system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The PS-25 serves as the main PLC logic controller, responsible for executing the software instructions that regulate generator excitation and ensure stable voltage output to the grid.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this module operate in unconditioned environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the 3BHT300065R0001 is rated for operation in temperatures as low as -25°C and as high as +55°C, making it suitable for unheated industrial control rooms or power station floors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the module support third-party communication protocols?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: While optimized for the ABB ecosystem, the module’s enhanced communication interfaces and Ethernet router compatibility allow for data exchange with a wide variety of industrial hardware and software via standard protocols.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is there any specific maintenance required for the IP20 enclosure?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The IP20 rating means the unit is finger-safe and protected against solid objects larger than 12.5mm, but it is not waterproof. Maintenance involves ensuring the unit is kept free of conductive dust and installed in a clean, dry cabinet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the PS-25 handle complex control logic?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The module utilizes a high-speed microprocessor and ample internal memory to process sophisticated PID loops and protective logic simultaneously, ensuring millisecond-level response times.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45518970355885,"sku":"3BHT300065R0001","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/abb-3bht300065r0001-ps-25-plc-module-5b2znz0t3cg.jpg?v=1766983419","url":"https:\/\/www.maxwellplc.com\/products\/ps-25-abb-3bht300065r0001-unitrol-excitation-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}