{"product_id":"abb-astat-3asc25h283-dasd-103-overvoltage-protection-module","title":"ABB ASTAT 3ASC25H283 DASD 103 Overvoltage Protection Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB 3ASC25H283 DASD 103\u003c\/strong\u003e is an industrial thyristor power module designed for high-performance crane motion control systems, serving as part of the ABB ASTAT drive system. The device provides electronic stator voltage and phase control to regulate motor speed and torque for heavy machinery applications. It handles power distribution from the main bus bar to the motor while interfacing with a control system module to execute precise speed-torque characteristics without requiring mechanical contactors for directional reversal.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Thyristor Power Bridge\u003c\/strong\u003e: Designed for solid-state speed and torque regulation of slip-ring induction motors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContactorless Reversal\u003c\/strong\u003e: Enables forward and reverse torque direction switching electronically in under 20 ms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiber Optic Interface\u003c\/strong\u003e: Links to the control system via optocoupled fiber cables for high noise immunity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal and Protective Coated Electronics\u003c\/strong\u003e: Built to withstand high-temperature industrial environments and conductive dust ingress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Integration\u003c\/strong\u003e: Functions within the modular ASTAT framework alongside control system modules, feedback units, and overvoltage protection devices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHeavy-duty crane motion control systems (hoist, travel, and trolley drives)\u003c\/li\u003e\n\u003cli\u003eIndustrial material handling equipment\u003c\/li\u003e\n\u003cli\u003eSteel mill machinery and heavy-duty slip-ring motor control drives\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct ID \/ Ordering Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3ASC25H283\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDASD 103 (DASD103)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIP Protection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo-Load Power Loss (P0)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Drop \u003cspan\u003e(△y)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.95 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReference Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Derating Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.2% per degC (above reference temperature)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Operating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+85 degC (with reduced rating above reference)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting and Placement\u003c\/strong\u003e: Install inside a suitable IP20 enclosure or electrical cabinet following recommended clearance and layout rules for proper heat dissipation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling\u003c\/strong\u003e: Maintain clear airflow paths over the thyristor module structure to prevent thermal tripping during continuous duty cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Cabling\u003c\/strong\u003e: Route power cables and control signals through separate wire channels to minimize EMI interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvervoltage Protection\u003c\/strong\u003e: Must be paired with a compatible DASG overvoltage protection module to guard against voltage spikes and verify phase sequence.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53630683480427,"sku":"3ASC25H283 DASD 103","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/3ASC25H283.jpg?v=1785413179","url":"https:\/\/www.plcprotech.com\/cs\/products\/abb-astat-3asc25h283-dasd-103-overvoltage-protection-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}