{"product_id":"vfd055e43a-delta-sensorless-vector-micro-ac-drive-vfd-e-5-5kw","title":"VFD055E43A Delta Sensorless Vector Micro AC Drive VFD-E 5.5kW","description":"\u003ch3\u003eDelta VFD055E43A VFD-E Series 7.5 HP AC Micro Drive Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eDelta\u003c\/span\u003e \u003cspan style=\"color: #d9534f;\"\u003eVFD055E43A\u003c\/span\u003e\u003c\/strong\u003e represents the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eVFD-E Series\u003c\/span\u003e\u003c\/strong\u003e modular micro AC drive family. Delta engineered this compact inverter specifically for constant torque applications requiring precise motor velocity and flexible logic processing. Integrating an internal programmable logic controller with extension card support, the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003eVFD055E43A\u003c\/span\u003e\u003c\/strong\u003e executes simple ladder programs locally to eliminate intermediate relay networks and shrink panel real estate.\u003c\/p\u003e\n\n\u003ch3\u003eKey Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eDelta Electronics\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Number\u003c\/strong\u003e: \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003eVFD055E43A\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eVFD-E Series\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNominal Capacity\u003c\/strong\u003e: 7.5 HP (5.5 kW) Constant Torque\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMains Voltage\u003c\/strong\u003e: 380 V AC to 480 V AC (3-Phase Input \/ 3-Phase Output)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContinuous Current\u003c\/strong\u003e: 13 A Output\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Frequency\u003c\/strong\u003e: 0.1 Hz to 600 Hz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMotor Control Method\u003c\/strong\u003e: Open Loop Sensorless Vector Control\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency Resolution\u003c\/strong\u003e: 0.01 Hz (Digital Command), 0.06 Hz \/ 60 Hz (Analog Input)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpeed Regulation Accuracy\u003c\/strong\u003e: ±0.5% (Open Loop Vector)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTorque Response Linearity\u003c\/strong\u003e: ±5%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: -10°C to +50°C (14°F to 122°F)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnvironmental \u0026amp; Protection Rating\u003c\/strong\u003e: IP20, Pollution Degree 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectromagnetic Immunity\u003c\/strong\u003e: EN61800-3 Standard Compliant\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBraking Mechanism\u003c\/strong\u003e: Internal Dynamic Braking Transistor \u0026amp; DC Injection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCooling System\u003c\/strong\u003e: Forced Air Cooling Fan\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePhysical Dimensions\u003c\/strong\u003e: Height 10.24 in x Width 4.57 in x Depth 6.66 in (Frame C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnit Weight\u003c\/strong\u003e: 4.2 kg (9.26 lbs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications\u003c\/strong\u003e: CE, UL, cUL, RoHS Compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eArchitectural \u0026amp; Operational Capabilities\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFunctionality\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperational Advantage\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eEmbedded PLC Engine\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eExecutes user-defined ladder programs to direct local process loops without an external controller.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModular Expansion Interface\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eAccommodates optional fieldbus cards, digital\/analog I\/O cards, and encoder feed modules.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eIntegrated Dynamic Braking\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eFeatures an internal chopper transistor for direct braking resistor attachment during fast deceleration.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eBuilt-in RFI Filter Switch\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eAllows fast noise attenuation adjustments on mains supply topologies.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eShared DC Bus Connection\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eEnables multiple drive DC link connections to recycle regenerative energy efficiently.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCompact Frame C Enclosure\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eIP20 rating supports dense side-by-side mounting inside standard control cabinets.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTargeted Equipment \u0026amp; Industrial Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Inertia Mixing Equipment\u003c\/strong\u003e: Provides high starting torque for heavy industrial agitators, blenders, and extruders without stalling.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCentrifugal Pumping Stations\u003c\/strong\u003e: Controls multi-pump pressure loops utilizing embedded PID control and local PLC sequencing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Handling Conveyors\u003c\/strong\u003e: Manages precise acceleration profiles and smooth deceleration ramps for packaging and sorting lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetalworking \u0026amp; Machine Tools\u003c\/strong\u003e: Drives high-speed spindles requiring output frequencies up to 600 Hz with tight speed stability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHVAC Fan Systems\u003c\/strong\u003e: Adjusts airflow based on differential pressure or temperature sensor feedback to reduce electrical consumption.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMounting \u0026amp; Physical Installation Protocols\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eInstall the drive vertically on a flat, non-flammable substrate inside an IP20 or higher industrial enclosure.\u003c\/li\u003e\n  \u003cli\u003eMaintain a minimum clear space of 50 mm (2 inches) above and below the drive frame to ensure proper fan airflow.\u003c\/li\u003e\n  \u003cli\u003eConnect incoming 460V 3-phase mains lines to terminals L1, L2, L3 and motor leads to U, V, W.\u003c\/li\u003e\n  \u003cli\u003eBond dedicated ground cables directly to the drive ground terminal using low-impedance ground buses.\u003c\/li\u003e\n  \u003cli\u003eFit an line reactor ahead of the power inputs if upstream transformer rating exceeds 500 kVA.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParameterization \u0026amp; Maintenance Workflow\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eView active drive parameters and fault codes through the built-in LED interface or plug-in keypad module.\u003c\/li\u003e\n  \u003cli\u003eExecute a motor auto-tuning routine before initiating sensorless vector mode to calculate stator resistance and inductance automatically.\u003c\/li\u003e\n  \u003cli\u003eClean cooling fan blades and heat sink fins every six months to prevent thermal derating.\u003c\/li\u003e\n  \u003cli\u003eVerify electrical terminal screw tightness annually to mitigate high-resistance hot spots.\u003c\/li\u003e\n  \u003cli\u003eTrack DC bus voltage and operational hours through internal monitor parameters during scheduled service intervals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDiagnostic Logic \u0026amp; Fault Monitoring Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eIntegrated microprocessor monitors phase-to-phase output short circuits, phase loss, and line under-voltage conditions.\u003c\/li\u003e\n  \u003cli\u003eDrive logs real-time error history including thermal overload, overcurrent, and DC overvoltage fault codes.\u003c\/li\u003e\n  \u003cli\u003eIntegrated motor thermal memory protection prevents thermal breakdown of motor windings.\u003c\/li\u003e\n  \u003cli\u003eElectronic current limiting suppresses momentary peak loads to prevent nuisance fault tripping during sudden load changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eDuring field service retrofits, the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eDelta\u003c\/span\u003e \u003cspan style=\"color: #d9534f;\"\u003eVFD055E43A\u003c\/span\u003e\u003c\/strong\u003e consistently proves itself as an economical replacement for older 7.5 HP micro drives. On a recent packaging machine rebuild, an engineer utilized the onboard PLC logic of the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003eVFD055E43A\u003c\/span\u003e\u003c\/strong\u003e to read a photoelectric sensor directly and execute an automatic indexing pause. This setup allowed the customer to bypass an aging standalone micro-PLC, simplifying control cabinet wiring and cutting total commissioning time by 6 hours.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Selection Guide\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify motor nameplate current does not exceed the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003eVFD055E43A\u003c\/span\u003e\u003c\/strong\u003e continuous rating of 13 A at 460V.\u003c\/li\u003e\n  \u003cli\u003eSelect an external dynamic braking resistor if your application involves high-inertia stops or overhauling loads.\u003c\/li\u003e\n  \u003cli\u003eInclude the optional digital keypad (KPE-LE02) in your order if parameter cloning or remote door-mounting is required.\u003c\/li\u003e\n  \u003cli\u003eAdd an optional fieldbus card (Profibus, DeviceNet, or CANopen) when integrating into larger supervisory network architectures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFulfillment, Shipping \u0026amp; Factory Warranty\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard Package Contents\u003c\/strong\u003e: 1 x \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eDelta\u003c\/span\u003e \u003cspan style=\"color: #d9534f;\"\u003eVFD055E43A\u003c\/span\u003e\u003c\/strong\u003e Inverter Drive, Hardware Kit, Quick Reference Manual.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrder Processing\u003c\/strong\u003e: Fast warehouse handling and dispatch within 24 to 48 hours.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGlobal Express Shipping\u003c\/strong\u003e: Tracked worldwide transit via FedEx, UPS, and DHL.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty Protection\u003c\/strong\u003e: Backed by a comprehensive 12-Month Quality Warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch3\u003eWhat is the difference between the VFD055E43A and higher amp models in the VFD-E series?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003eVFD055E43A\u003c\/span\u003e\u003c\/strong\u003e output current peaks at 13 A for 7.5 HP motors, utilizing Frame C dimensions with a built-in fan.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I clear an Overvoltage (hp\/ov) fault during motor deceleration?\u003c\/h3\u003e\n\u003cp\u003eExtend the deceleration time parameter (Pr.01-10) or connect an external braking resistor across terminals (+\/B1 and B2).\u003c\/p\u003e\n\n\u003ch3\u003eCan I operate a 230V 3-phase motor using this specific drive model?\u003c\/h3\u003e\n\u003cp\u003eNo, the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003eVFD055E43A\u003c\/span\u003e\u003c\/strong\u003e operates exclusively on a 380V-480V 3-phase input and outputs voltage proportional to its 460V class power supply.\u003c\/p\u003e\n\n\u003ch3\u003eIs the programming software for the onboard PLC free to download?\u003c\/h3\u003e\n\u003cp\u003eYes, Delta provides WPLSoft programming software free of charge for editing ladder logic and transferring software routines via RS-485.\u003c\/p\u003e\n\n\u003ch3\u003eWhat should I inspect if the drive fan fails to spin when powered up?\u003c\/h3\u003e\n\u003cp\u003eThe cooling fan operates based on heat sink temperature algorithms; check parameter settings or inspect the fan connector on Frame C if thermal thresholds are reached without fan activation.\u003c\/p\u003e","brand":"Delta","offers":[{"title":"Default Title","offer_id":45294538850486,"sku":"VFD055E43A","price":155.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/VFD055E43A.jpg?v=1785222713","url":"https:\/\/www.plcsparehub.com\/products\/vfd055e43a-delta-sensorless-vector-micro-ac-drive-vfd-e-5-5kw","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}