{"product_id":"delta-electronics-vfd055b43a-vfd-b-series-ac-variable-frequency-drive","title":"Delta Electronics VFD055B43A VFD-B Series AC Variable Frequency Drive","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eEngineered to deliver high-performance motor control across demanding industrial environments, the \u003cstrong\u003eDelta Electronics VFD055B43A\u003c\/strong\u003e is a robust \u003cstrong\u003eAC variable frequency drive\u003c\/strong\u003e belonging to the highly reliable VFD-B series. This modular unit is rated for 7.5 HP (5.5 kW) applications and operates on a 460V three-phase electrical supply. Designed to optimize motor performance, the drive excels at precise velocity and torque regulation, making it a critical component for system integrators and automation engineers seeking to improve energy efficiency and process accuracy.\u003c\/p\u003e\n\n\u003cp\u003eWith an integrated cooling fan and advanced protection algorithms, the \u003cstrong\u003eVFD055B43A\u003c\/strong\u003e manages thermal dissipation effectively under continuous industrial operation. The drive features an adjustable skip frequency capability to bypass mechanical resonance zones, and dynamic stall prevention parameters that ensure smooth transitions during load fluctuations.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise Speed Control:\u003c\/strong\u003e Achieves highly accurate operation with a frequency setting resolution of 0.01 Hz.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverload Tolerance:\u003c\/strong\u003e Designed to withstand heavy startup and transient loads up to 150% of its rated current for up to 1 minute.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResonance Mitigation:\u003c\/strong\u003e Configurable skip frequency across three distinct zones with a range of 0.1 to 400 Hz prevents damage from mechanical vibration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDynamic Stall Protection:\u003c\/strong\u003e Programmable stall prevention levels from 20% to 250% protect the motor and drive during sudden load spikes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eActive Thermal Management:\u003c\/strong\u003e Built-in forced-air fan cooling ensures sustained performance inside enclosed control panels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHVAC fan and pump control systems\u003c\/li\u003e\n  \u003cli\u003eConveyor and material handling lines\u003c\/li\u003e\n  \u003cli\u003ePackaging and food processing machinery\u003c\/li\u003e\n  \u003cli\u003eWastewater treatment flow control\u003c\/li\u003e\n  \u003cli\u003eMachine tool spindles and manufacturing automation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left;\"\u003eParameter\u003c\/th\u003e\n      \u003cth style=\"text-align: left;\"\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eDelta Electronics\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eVFD055B43A\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eVFD-B\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eAC Variable Frequency Drive\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOutput Power Rating\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e5.5 kW (7.5 HP)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eInput Voltage Class\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e460V AC (Three-Phase)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFrequency Setting Resolution\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.01 Hz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOverload Capacity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e150% of rated current for 60 seconds\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSkip Frequency Range\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.1 to 400 Hz (3 configurable zones)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eStall Prevention Level\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e20% to 250% of rated current\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCooling Method\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eForced-air fan cooling\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eStorage\/Transportation Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-20 to 60 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eAmbient Humidity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBelow 90% RH (non-condensing)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eUnit Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e8.0 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cp\u003eFor reliable and safe operation, mount the VFD vertically inside a clean, dry, dust-free industrial enclosure. Ensure adequate physical clearance around the heatsink and cooling fans to prevent thermal building. All power input (R\/L1, S\/L2, T\/L3) and motor output (U\/T1, V\/T2, W\/T3) wiring must comply with local electrical standards. Ensure a solid low-impedance ground connection to the drive's dedicated grounding terminal to suppress electromagnetic interference (EMI).\u003c\/p\u003e","brand":"Delta Electronics","offers":[{"title":"Default Title","offer_id":53102142751083,"sku":"VFD055B43A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/vfd055b43a-wdm4pkvjyqf.png?v=1776138045","url":"https:\/\/www.plcprotech.com\/products\/delta-electronics-vfd055b43a-vfd-b-series-ac-variable-frequency-drive","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}