{"product_id":"woodward-9907-023-load-sharing-and-speed-control-module","title":"Woodward 9907-023 Load Sharing and Speed Control Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWoodward 9907-023\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eelectronic control module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2301A series\u003c\/strong\u003e, designed for the management of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ediesel engines\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003egas engines\u003c\/strong\u003e, or\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esteam turbines\u003c\/strong\u003e. This unit provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eprecision speed governing\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eautomatic load sharing\u003c\/strong\u003e. By monitoring\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003egenerator output\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eengine speed\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003evia a magnetic pickup (MPU), the 9907-023 ensures multiple prime movers operate in parallel, distributing the total electrical load evenly across all units, thus preventing system instability.\u003c\/p\u003e\n\u003cp\u003eThe 9907-023 is ideal for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh-voltage applications\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(115 or 230 VAC input) and is housed in a rugged\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eopen-chassis frame\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor installation within a control cabinet. Using\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eanalog circuitry\u003c\/strong\u003e, it offers fast response times to load changes, making it vital for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emicrogrids\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emarine vessels\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eindustrial power plants\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erequiring seamless synchronization and grid stability.\u003c\/p\u003e\n\u003ch3\u003eDetailed Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9907-023\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2301A Load Sharing and Speed Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e115\/230 VAC (Switch-selectable or hard-wired)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeed Sensing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-impedance Magnetic Pickup (MPU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoad Sharing Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–3 VDC load sharing lines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eActuator Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–200 mA (For Woodward proportional actuators)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIsochronous and Droop speed control modes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdjustments\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePotentiometers for Gain, Stability, Low Idle, and Rated Speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChassis Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeavy-duty aluminum base for thermal dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25.1 cm x 17 cm x 10 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.35 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplication Scenarios\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e9907-023\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis commonly used in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eremote power stations\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor paralleling multi-engine generator sets. It is frequently employed in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emarine propulsion\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eauxiliary power systems\u003c\/strong\u003e, where engines must share the load to avoid\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\"reverse power\"\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econditions that could trip circuit breakers.\u003c\/p\u003e\n\u003ch3\u003eEngineering FAQ\u003c\/h3\u003e\n\u003ch4\u003eCan this module be used in a single-engine (isochronous) application?\u003c\/h4\u003e\n\u003cp\u003eYes, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e9907-023\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecan operate as a standalone\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003espeed governor\u003c\/strong\u003e, maintaining a constant frequency regardless of load variations on the engine.\u003c\/p\u003e\n\u003ch4\u003eIs this compatible with 24V DC systems?\u003c\/h4\u003e\n\u003cp\u003eNo, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e9907-023\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAC-powered\u003c\/strong\u003e. For\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24V DC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esystems, a different part number from the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2301A Low Voltage\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eseries would be needed.\u003c\/p\u003e\n\u003ch4\u003eHow does it handle \"Droop\" operation?\u003c\/h4\u003e\n\u003cp\u003eWhen the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\"Droop\"\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtact is closed, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e9907-023\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eallows the speed to decrease slightly as the load increases. This is essential when paralleling with an infinite utility grid to ensure stable operation.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":48746763714812,"sku":"9907-023","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/9907-023.jpg?v=1772175918","url":"https:\/\/www.electronicplc.com\/products\/woodward-9907-023-load-sharing-and-speed-control-module","provider":"Electronic PLC","version":"1.0","type":"link"}