What does AFD stand for?

Adjustable Frequency Drive

This definition appears very rarely and is found in the following Acronym Finder categories:

Information technology (IT) and computers

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Samples in periodicals archive:

Methods include using adjustable frequency drives instead of using valves or dampers; using higher efficiency motors, pumps, transformers or changing process configurations such as using new boiler control algorithms; maintaining a compressed air leak management program; capturing and reusing waste heat; or improving vessel or building insulation.

United States: Choose active solutions for power management

However, at a running speed of 55 Hz or greater, the DC bus varied enough to cause an "overvoltage" fault in the adjustable frequency drive.

Drive solves overvoltage issue

McIsaac says that adjustable frequency drives offer a substantial ROI in utilities savings for any pump application in the brew-house, filtration cellars, conveyors, fillers, labelers, carton make-up machines, condenser fans or CIP stations.

Danfoss brewery equipment

The new drive products include the HVX9000 series drives with IntelliPass bypass, the CPX9000 Adjustable Frequency Drive, and the new BACNET adapter, a networking system that enables Eaton Cutler-Hammer drives to support a variety of communication protocols.

Eaton Expands Family of Drive Products That Deliver Control Solutions ...

The Series 90 also controls the 20 GE AF-300 G11(TM) Adjustable Frequency Drives that move the wheels on the carriers.

Super Bowl XXXVIII Scores Big with GE-Controlled Retractable Roof at ...

The heart of the roof transport control system is a GE Fanuc Series 90(TM)-70 Programmable Logic Controller (PLC), which determines travel speed based on data collected from wind sensors and controls the 20 GE AF-300 G11(TM) Adjustable Frequency Drives that move the wheels on the carriers.

New Reliant Park Stadium Scores Big with GE-Controlled Retractable ...

ValuPoint-M Programable Controller -- Danfoss Graham--VLT6000 adjustable frequency drive -- Echelon--LonPoint(R) Router, Scheduler, Digital Output Module -- Electronic Systems USA, Inc.

LonMark Devices Come Together to Demonstrate Interoperable Building ...