{"product_id":"ge-mark-iv-ds3800hafa1e1f-regulator-board","title":"GE Mark IV DS3800HAFA1E1F Regulator Board","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE DS3800HAFA1E1F\u003c\/strong\u003e is a regulator board for the \u003cstrong\u003eMark IV Speedtronic\u003c\/strong\u003e turbine control platform. Its onboard adjustment components allow circuit configuration, while accessible test points assist maintenance personnel with fault investigation.\u003c\/p\u003e\n\u003cp\u003eThe board has a modular rack connection and retaining levers. Separate 20-pin and 34-pin connections provide ribbon-cable interconnection. Before replacement, record the installed board's jumper positions and adjustment settings; matching the part number alone does not reproduce the existing configuration.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEleven jumpers for circuit configuration.\u003c\/li\u003e\n\u003cli\u003eFour trimmer resistors for adjustment.\u003c\/li\u003e\n\u003cli\u003eTwo ribbon-cable connectors with different pin counts.\u003c\/li\u003e\n\u003cli\u003eOnboard test points for circuit checks.\u003c\/li\u003e\n\u003cli\u003eRetaining levers secure the board at its mounting position.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eRegulator-board maintenance and replacement in Mark IV turbine control installations. Use the complete DS3800HAFA1E1F identifier when matching an installed assembly; related HAFA versions require a separate compatibility check.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eGeneral Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eMark IV Speedtronic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart number\u003c\/td\u003e\n\u003ctd\u003eDS3800HAFA1E1F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eRegulator Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctional acronym\u003c\/td\u003e\n\u003ctd\u003eHAFA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration jumpers\u003c\/td\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrimmer resistors\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable connectors\u003c\/td\u003e\n\u003ctd\u003e1 x 20-pin; 1 x 34-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting connection\u003c\/td\u003e\n\u003ctd\u003eModular connector with retaining levers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of origin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eInstallation Guidelines\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eIsolate all associated power sources and verify absence of voltage before handling the assembly. Follow the equipment's specified discharge procedure.\u003c\/li\u003e\n\u003cli\u003eUse ESD precautions. Label the ribbon cables and record jumper and trimmer settings before removal.\u003c\/li\u003e\n\u003cli\u003eCheck connector orientation, contact condition and retaining-lever engagement during installation.\u003c\/li\u003e\n\u003cli\u003eHave qualified personnel verify configuration and regulator operation before returning the equipment to service. Use the applicable service procedure for any live diagnostic measurements.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":54154513547627,"sku":"DS3800HAFA1E1F","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/DS3800HAFA1E1F_002_1200x1200_d2943755-66e7-4e0b-8328-a9203b095b30.jpg?v=1792639459","url":"https:\/\/www.plcprotech.com\/it\/products\/ge-mark-iv-ds3800hafa1e1f-regulator-board","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}