{"product_id":"9905-204-woodward-dsm-synchronizer-module","title":"9905-204 Woodward DSM Synchronizer Module","description":"\u003ch2\u003e9905-204 Woodward DSM Synchronizer Module\u003c\/h2\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0055cc;\"\u003e9905-204\u003c\/strong\u003e Woodward DSM is a dedicated digital synchronizer for generator and turbine parallel operation. It delivers precise voltage matching (±1%) and phase-angle control, ensuring seamless bus coupling in 115\/230V-AC systems. Built for extreme environments, this module operates reliably from -35 to 65 °C.\u003c\/p\u003e\n\u003ch3\u003eCore Advantages\u003c\/h3\u003e\n\u003cp\u003eRugged 125V dc supply. Small sync window for rapid closure. Non-intrusive speed matching. Direct retrofit for 9900 series and legacy Woodward controls. LED status indicators for voltage, speed, and breaker commands.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e9905-204\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Voltage\u003c\/td\u003e\n\u003ctd\u003e115\/230V-AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Supply\u003c\/td\u003e\n\u003ctd\u003e125 V dc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Matching\u003c\/td\u003e\n\u003ctd\u003e±1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSync Window\u003c\/td\u003e\n\u003ctd\u003eSmall (adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-35 to 65 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Size\u003c\/td\u003e\n\u003ctd\u003e33.0 x 17.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Depth\u003c\/td\u003e\n\u003ctd\u003e8.25 x 4.27 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eInstallation Quick Notes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGap voltage:\u003c\/strong\u003e Set to 2.5 Vdc at speed input (terminals 5-6). \u003cstrong\u003eCable:\u003c\/strong\u003e Use shielded twisted pairs; min bend radius 50 mm. \u003cstrong\u003eGrounding:\u003c\/strong\u003e Follow local ex-proof codes for hazardous areas.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose 9905-204\u003c\/h3\u003e\n\u003cp\u003eEngineered for high-vibration turbine decks. The small sync window reduces mechanical stress. ±1% voltage accuracy ensures stable load sharing. Fully compatible with 3300 series and older Woodward AVRs.\u003c\/p\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: How to set the gap voltage?\u003c\/strong\u003e\u003cbr\u003eA1: Adjust trimmer until 2.5 Vdc is measured at terminals 5-6 with generator at rated speed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Retrofit for 3300 series?\u003c\/strong\u003e\u003cbr\u003eA2: Yes, it supports analog\/digital outputs for 3300, 2301A, and most AVRs via jumpers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: What does small sync window do?\u003c\/strong\u003e\u003cbr\u003eA3: Narrows phase-angle tolerance (e.g., ±2°) for reduced mechanical stress and longer turbine life.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":52583257014404,"sku":"9905-204","price":354.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/9905-204-2.jpg?v=1785671260","url":"https:\/\/www.etowonauto.com\/vi\/products\/9905-204-woodward-dsm-synchronizer-module","provider":"Etowon Auto","version":"1.0","type":"link"}