{"product_id":"atv21wu40n4-schneider-electric-altivar-21-variable-frequency-drive","title":"ATV21WU40N4 | Schneider Electric | Altivar 21 Variable Frequency Drive","description":"\u003cp\u003eThe \u003cstrong\u003eATV21WU40N4\u003c\/strong\u003e is a high-performance \u003cstrong\u003eVariable Frequency Drive (VFD)\u003c\/strong\u003e from Schneider Electric’s Altivar 21 series. Engineered to provide precise control for 4 kW (5 HP) motor applications, this drive is particularly well-suited for HVAC systems, pumps, and fans where energy efficiency and operational precision are critical. With a 480V input, an integrated EMC filter (Class A), and a robust IP54-rated enclosure, the ATV21WU40N4 is designed to operate reliably in challenging industrial environments.\u003c\/p\u003e\n\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Altivar 21 series offers advanced speed control, allowing users to optimize motor performance and reduce power consumption significantly. The IP54 rating ensures the unit is protected against dust and water splashes, making it suitable for direct machine or wall-mounting in industrial settings without requiring a sealed cabinet. While this specific model is now in the \u003cstrong\u003ePhase-Out\u003c\/strong\u003e product lifecycle, it remains a highly capable solution for existing installations or legacy machine upgrades.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 kW (5 HP) capacity\u003c\/strong\u003e at 480V input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP54 protection rating\u003c\/strong\u003e for durability in harsh environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Class A EMC filter\u003c\/strong\u003e to minimize electromagnetic interference\u003c\/li\u003e\n\u003cli\u003eDesigned for optimized energy efficiency in motor-driven applications\u003c\/li\u003e\n\u003cli\u003eCompact and robust construction for industrial reliability\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\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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003eAltivar 21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eVariable Frequency Drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Rating\u003c\/td\u003e\n\u003ctd\u003e4 kW (5 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Input\u003c\/td\u003e\n\u003ctd\u003e480 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEMC Filter\u003c\/td\u003e\n\u003ctd\u003eClass A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e34.00 cm x 23.00 cm x 20.80 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e9.65 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Phase\u003c\/td\u003e\n\u003ctd\u003ePhase-Out\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:\u003c\/strong\u003e Ensure the VFD is mounted vertically on a flat surface to facilitate passive cooling. Adhere to the recommended clearance distances around the unit to prevent thermal buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Safety:\u003c\/strong\u003e The IP54 rating provides protection against moisture and dust; however, avoid installation in direct sunlight or areas subject to extreme chemical vapors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Connect the 3-phase 480V input to the primary terminal block and the motor leads to the output terminals. Always verify that the motor's nominal voltage and current ratings are compatible with the drive settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e To ensure compliance with EMC standards and safe operation, verify that the drive chassis is connected to a high-integrity, low-impedance earth ground.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":53104571580779,"sku":"ATV21WU40N4","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/atv21wu40n4-azbzuhso3ux.png?v=1776162243","url":"https:\/\/www.plcprotech.com\/pt\/products\/atv21wu40n4-schneider-electric-altivar-21-variable-frequency-drive","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}