{"product_id":"schneider-altivar-21-atv21hd18n4-variable-frequency-drive","title":"Schneider Altivar 21 ATV21HD18N4 Variable Frequency Drive","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eATV21HD18N4\u003c\/strong\u003e is a \u003cstrong\u003eVariable Frequency Drive (VFD)\u003c\/strong\u003e from the \u003cstrong\u003eAltivar 21\u003c\/strong\u003e series, engineered for precise speed and torque management of three-phase asynchronous motors. Designed for a power rating of 18.5 kW (25 HP) at an operating voltage of 480V, this drive provides high-performance control for industrial motor applications. The \u003cstrong\u003eATV21HD18N4\u003c\/strong\u003e includes an integrated EMC filter (Class A) to minimize conducted emissions and is housed in an IP20-rated enclosure, making it suitable for mounting within clean, protected electrical control panels.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDedicated control for three-phase asynchronous motors\u003c\/li\u003e\n\u003cli\u003eIntegrated EMC filter (Class A) for electromagnetic compatibility\u003c\/li\u003e\n\u003cli\u003eCompact and robust design for rack or cabinet mounting\u003c\/li\u003e\n\u003cli\u003eEnergy-efficient operation for pump and fan control\u003c\/li\u003e\n\u003cli\u003eReliable speed and torque regulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHVAC systems (commercial and industrial fans)\u003c\/li\u003e\n\u003cli\u003eIndustrial pumping and fluid distribution\u003c\/li\u003e\n\u003cli\u003eBuilding automation systems\u003c\/li\u003e\n\u003cli\u003eCentrifugal process machinery\u003c\/li\u003e\n\u003cli\u003eLight-duty manufacturing conveyors\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSubrange\u003c\/td\u003e\n\u003ctd\u003e21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eATV21HD18N4\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Rating\u003c\/td\u003e\n\u003ctd\u003e18.5 kW (25 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\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\u003eIP20\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\u003eCommodity Code\u003c\/td\u003e\n\u003ctd\u003e85044095\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\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e11.55 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e33.00 x 24.50 x 19.00 cm\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 Mount the drive in a vertical orientation within a clean, ventilated electrical enclosure. Ensure clear space above and below the unit for air intake and exhaust.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental:\u003c\/strong\u003e The IP20 rating requires installation in an environment protected from moisture, dust, and conductive particles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Use shielded cabling for motor leads to comply with EMC Class A requirements. Connect power and motor terminals firmly according to the specified torque settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e A secure, high-integrity chassis ground is necessary to maintain safety and ensure effective EMC filtering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVentilation:\u003c\/strong\u003e Do not obstruct the integrated cooling fans. Monitor the ambient temperature within the cabinet to prevent thermal derating.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":53104567484779,"sku":"ATV21HD18N4","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/atv21hd18n4-ubas4xhti2g.png?v=1776162231","url":"https:\/\/www.plcprotech.com\/products\/schneider-altivar-21-atv21hd18n4-variable-frequency-drive","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}