{"product_id":"delta-vfd32ams43ansaa-ac-motor-drive-ms300-series","title":"DELTA VFD32AMS43ANSAA AC Motor Drive MS300 Series","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eVFD32AMS43AMS (VFD32AMS43ANSAA)\u003c\/strong\u003e is a high-performance, compact AC motor drive from Delta’s MS300 series. Designed as a \"Standard Micro Drive,\" the MS300 series balances a small physical footprint with robust control capabilities, making it an excellent choice for space-constrained industrial environments. This specific model is configured for three-phase 460 V power systems and is rated for a continuous output current of 32 A under heavy-duty conditions. It is engineered for a wide array of applications, including machine tools, textile machinery, and automated woodworking equipment, where space efficiency and reliable motor speed control are prioritized.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003eThe MS300 series is renowned for its versatility and ease of integration. The VFD32AMS43ANSAA features a built-in Safe Torque Off (STO) function, which is critical for modern industrial safety compliance, allowing the motor to be de-energized safely without needing additional external contactors. The drive supports both induction motors and permanent magnet (PM) motors, providing greater flexibility in machine design. Its compact design (weight: 3.97 kg) facilitates easy mounting in dense control cabinets, while its robust internal architecture ensures stability even under demanding torque profiles.\u003c\/p\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\u003eFeature\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eVFD32AMS43ANSAA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDELTA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eMS300 (Micro Drive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e32 A (Heavy Duty)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e460 VAC (3-phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Function\u003c\/td\u003e\n\u003ctd\u003eSTO (Safe Torque Off)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3.97 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eForced air (Internal Fan)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of the STO (Safe Torque Off) function?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe STO function is a hardware-based safety feature that disconnects the power to the motor at the gate-drive level. This prevents the motor from generating torque even if the drive's control logic fails, allowing for a safer, more simplified machine design that complies with global functional safety standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this drive suitable for Permanent Magnet (PM) motors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the MS300 series is designed to support both induction motors and sensorless control for PM motors, which are increasingly used in energy-efficient industrial applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this drive be used in high-dust environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the MS300 is highly reliable, the IP20 rating means it is not sealed against dust or moisture. It must be installed in an enclosure (NEMA or IP-rated) in dirty environments to ensure the cooling fan and internal electronics are protected from contamination.\u003c\/p\u003e\n\u003ch3\u003eInstallation and Operational Best Practices\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Clearance:\u003c\/strong\u003e Due to its compact size and high power density, the VFD32AMS43ANSAA generates concentrated heat. Always maintain a minimum of 100 mm of clearance above and below the drive to ensure the internal fan can exhaust heat effectively.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding for Safety and EMI:\u003c\/strong\u003e Because this drive uses high-frequency switching, ensure the frame is bonded to a low-impedance ground bus. For compliance with electromagnetic compatibility, route motor cables through grounded metallic conduit, separate from low-voltage communication signals (e.g., Modbus or PLC I\/O).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSTO Implementation:\u003c\/strong\u003e When wiring the STO function, use dual-channel monitoring to ensure a single wire break does not trigger an unintended safety fault. Consult the installation manual for the required safety relay logic.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Delta Electronics","offers":[{"title":"Default Title","offer_id":53102156349803,"sku":"VFD32AMS43ANSAA","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/vfd32ams43ansaa-skvjmqnpfyw.png?v=1776138092","url":"https:\/\/www.plcprotech.com\/products\/delta-vfd32ams43ansaa-ac-motor-drive-ms300-series","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}