{"product_id":"abb-qint-781-3axd5000019758-inverter-rectifier-power-board-drive-systems","title":"ABB QINT-781 3AXD5000019758 Inverter Rectifier Power Board Drive Systems","description":"\u003cp\u003eConfigured for power conversion in industrial drive architectures, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB QINT-781\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003e3AXD5000019758\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInverter Rectifier Power Board) provides direct physical electrical execution. The module manages high-current DC power delivery within ABB drive systems, utilizing optimized switching frequencies to maintain conversion efficiency while supporting continuous load requirements under variable industrial conditions.\u003c\/p\u003e\n\u003ch3\u003eModel Identification\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eFull Model: QINT-781 3AXD5000019758\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBase Model: QINT-781\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHardware Type: Inverter Rectifier Power Board\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eQINT-781 3AXD5000019758\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eABB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSweden\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.24 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e23.5 x 7.5 x 8 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-10 deg C to +55 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNot specified\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDC Output Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e500–800 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eContinuous Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSwitching Frequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10–20 kHz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDrive System Control Performance\u003c\/h3\u003e\n\u003cp\u003eThe QINT-781 module is designed for integration into ABB drive control loops, supporting firmware flash compatibility for synchronization with system-level control parameters. The power board facilitates backplane bus communication velocity sufficient for real-time thermal monitoring and pulse-width modulation (PWM) control. By maintaining IO density scaling within the drive cabinet, the module ensures that rectification and inversion stages operate within deterministic timing constraints, preventing phase-to-phase imbalances during high-torque startup or transient braking events.\u003c\/p\u003e\n\u003ch3\u003eOrdering Info\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSingle QINT-781 3AXD5000019758 inverter rectifier power board.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTechnical manual and safety integration documentation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtective anti-static packaging for secure transport.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eThermal Management: Ensure the board heat sink maintains contact with the drive cooling assembly to facilitate dissipation of switching losses.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectrical Connection: Torque all DC bus and power signal terminals to manufacturer-specified limits to prevent impedance variations or localized heating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnvironmental Protection: Verify cabinet air filters are clean, as conductive dust ingress can compromise the high-voltage isolation of the power board.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSafety Procedures: Discharge all DC bus capacitors prior to installation or maintenance to avoid lethal voltage discharge.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the continuous current capacity?\u003c\/p\u003e\n\u003cp\u003eThe board is rated for a continuous operating current of 150 A.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan it handle peak current loads?\u003c\/p\u003e\n\u003cp\u003eYes, the module is rated for peak currents between 100 A and 200 A depending on the duration and thermal cycle of the application.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs the switching frequency configurable?\u003c\/p\u003e\n\u003cp\u003eThe switching frequency is determined by the drive control software and typically operates between 10 kHz and 20 kHz.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat type of communication does it utilize?\u003c\/p\u003e\n\u003cp\u003eThe board communicates via internal drive backplane signals; it does not utilize external Ethernet routers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs the board compatible with non-ABB drive systems?\u003c\/p\u003e\n\u003cp\u003eThe hardware is engineered exclusively for ABB drive architectures and is not intended for third-party system integration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow is thermal stability monitored?\u003c\/p\u003e\n\u003cp\u003eThe board incorporates thermal sensors that feed real-time data back to the drive's master control unit for predictive thermal protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs the module hot-swappable?\u003c\/p\u003e\n\u003cp\u003eThe module is not hot-swappable. All primary power must be isolated and capacitors drained before attempting removal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes it require firmware calibration?\u003c\/p\u003e\n\u003cp\u003eWhen replacing the board, ensure the drive control software reflects the current hardware revision to maintain proper rectification timing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45231190212781,"sku":"3AXD5000019758","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/abb-qint-781-3axd5000019758-quad-elephant-inverter-rectifier-power-board-sxbldzv30si_a261e51e-a69e-4d4c-86e0-98134c85326e.jpg?v=1762942419","url":"https:\/\/www.maxwellplc.com\/ru\/products\/abb-qint-781-3axd5000019758-inverter-rectifier-power-board-drive-systems","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}