{"product_id":"vfas3-4370pc-ac-drive-50-hp-toshiba","title":"VFAS3-4370PC AC Drive | 50 HP Toshiba","description":"\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #e74c3c;\"\u003eToshiba VFAS3-4370PC\u003c\/span\u003e\u003c\/strong\u003e is a versatile high-performance AC drive from the AS3 series, delivering robust 50 HP motor control. Designed for 460V AC systems, it combines advanced control modes, integrated safety, and extensive connectivity in a compact A4 frame. This drive is engineered for demanding applications requiring precision and reliability.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eCore Technical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Model:\u003c\/strong\u003e Toshiba \u003cstrong\u003eVFAS3-4370PC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e AS3 Series High-Performance Drive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Power:\u003c\/strong\u003e 50 HP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 3-Phase, 460 VAC Input \u0026amp; Output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 74.5 A (Constant Torque), 88 A (Variable Torque)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Size:\u003c\/strong\u003e A4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e UL Type 1 \/ IP20 rated.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eAdvanced Control \u0026amp; Performance\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Modes:\u003c\/strong\u003e V\/Hz, Sensorless Flux Vector Control (FOC), Encoderless\/Encoder Torque Control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Range:\u003c\/strong\u003e 0.1 Hz to 590 Hz output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequency:\u003c\/strong\u003e Adjustable from 1 to 16 kHz for optimized motor sound and performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic Braking:\u003c\/strong\u003e Integrated braking circuit (requires external resistor).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe Torque Off (STO):\u003c\/strong\u003e Integrated safety function to prevent unintended motor start.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eCommunication \u0026amp; Connectivity\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Ports:\u003c\/strong\u003e (2) 10\/100 Mbps Ethernet ports, (1) RS-485 port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported Protocols:\u003c\/strong\u003e EtherNet\/IP, Modbus TCP, Modbus RTU, built-in web server.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansion Slots:\u003c\/strong\u003e Optional cards for EtherCAT, encoder feedback, and additional I\/O.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eI\/O \u0026amp; System Integration\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog Inputs:\u003c\/strong\u003e 3 channels (0-20 mA \/ 4-20 mA, ±10 VDC).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog Outputs:\u003c\/strong\u003e 2 channels (0-20 mA, 0-10 VDC).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Inputs:\u003c\/strong\u003e 8 points, 24 VDC sinking\/sourcing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Outputs:\u003c\/strong\u003e 3 relay outputs (1 Form C, 2 Form A).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Features:\u003c\/strong\u003e Built-in DC reactor and EMC filter for improved performance and compliance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003ePhysical \u0026amp; Environmental Data\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -15°C to +50°C (5°F to 122°F).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Panel or wall mount.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Compatibility:\u003c\/strong\u003e 3-phase induction and permanent magnet AC motors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e UL Listed, CSA, CE, RoHS compliant.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat applications is this 50 HP drive best suited for?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is ideal for applications like conveyors, mixers, pumps, fans, and machine tools that require precise speed control, high starting torque, or complex process integration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the main advantage of the higher 16 kHz carrier frequency?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA higher carrier frequency allows for quieter motor operation (reduced audible whine) and can improve the performance of Flux Vector Control, especially at low speeds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the integrated dynamic braking include a resistor?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the drive has the built-in braking circuit (chopper), but you must supply and connect an external braking resistor matched to your application's braking power requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I network multiple drives together?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, using the built-in Ethernet (EtherNet\/IP or Modbus TCP) or RS-485 (Modbus RTU) ports, you can easily integrate multiple drives into a centralized control system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is required for Safe Torque Off (STO) implementation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe STO function requires a safety-rated input circuit (e.g., from a safety relay or controller) connected to the designated terminals. Always follow applicable safety standards and guidelines during installation and validation.\u003c\/p\u003e","brand":"Toshiba","offers":[{"title":"Default Title","offer_id":47330333556994,"sku":"VFAS3-4370PC","price":256.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/VFAS3-4370PC.jpg?v=1770184074","url":"https:\/\/www.nex-auto.com\/tr\/products\/vfas3-4370pc-ac-drive-50-hp-toshiba","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}