{"product_id":"bently-nevada-3500-54m-286566-01-overspeed-detection-module","title":"Bently Nevada 3500\/54M 286566-01 Overspeed Detection Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3500\/54M (286566-01)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance safety and protection module designed for the 3500 Machinery Protection System developed by Bently Nevada. This module provides ultra-fast\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoverspeed detection and emergency shutdown protection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor high-speed rotating machinery such as steam turbines, gas turbines, and centrifugal compressors.\u003c\/p\u003e\n\u003cp\u003eUnlike standard tachometer modules, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3500\/54M\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis engineered with redundant internal safety logic to ensure overspeed events are detected and acted upon within milliseconds, minimizing the risk of catastrophic rotor mechanical failure.\u003c\/p\u003e\n\u003cp\u003eThe module continuously processes pulse frequency signals from speed transducers (such as proximity probes or magnetic pickup sensors), calculating real-time shaft rotational velocity and comparing it against configurable safety trip thresholds. Built-in diagnostic monitoring verifies sensor loop integrity, field wiring health, and internal circuit status to ensure the protection system remains continuously armed.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eDetailed Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003e3500\/54M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrdering Number\u003c\/td\u003e\n\u003ctd\u003e286566-01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eHigh-speed pulse \/ frequency speed signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 50 ms trip logic execution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Integration\u003c\/td\u003e\n\u003ctd\u003eOne full-height 3500 rack slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTMR Compatibility\u003c\/td\u003e\n\u003ctd\u003eSupports Triple Modular Redundant safety loops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e2.2 cm × 12.4 cm × 12.6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.25 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-30°C to +65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eApplication Scenarios\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3500\/54M (286566-01)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis widely deployed in safety-critical industries where uncontrolled acceleration could cause mechanical rupture, including:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eNuclear and thermal power generation turbines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePetrochemical compressor and pump trains\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-inertia mechanical drive systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is considered a global standard for turbine overspeed protection where SIL-rated safety logic is required.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 286566-01 be used for speed control as well as protection?\u003c\/strong\u003e\u003cbr\u003eNo. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3500\/54M\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a dedicated protection module. While it provides real-time speed data to the rack monitoring system, actual speed regulation must be handled by a separate governor or control system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does this module handle sensor failure?\u003c\/strong\u003e\u003cbr\u003eThe module uses built-in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e“Not OK” diagnostic logic\u003c\/strong\u003e. If a sensor or wiring fault is detected, the module immediately flags the condition to prevent false trips or undetected overspeed events, ensuring system safety integrity.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":48746754408700,"sku":"3500\/54M 286566-01","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/350032_125712-01.jpg?v=1772435089","url":"https:\/\/www.electronicplc.com\/products\/bently-nevada-3500-54m-286566-01-overspeed-detection-module","provider":"Electronic PLC","version":"1.0","type":"link"}