Tag Archives: drive

City Fountain VFD Repair

Prolonged Failure Of A VFD Gets Political Attention In South Central VA Town – Situation Abated by Delta Automation Engineers And Sales Team. Delta Automation received an emergency call from water authority officials to repair a variable frequency drive (VFD) … Continue reading

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VFD Preventive Maintenance!

Several Variable Frequency Drives (VFDs) were sent into Deltas’ shop for repair. The clients’ complaint for them was that they were failing with an “Overtemp” fault. This is a very common fault/failure on all brands of VFDs. With only a … Continue reading

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Machine Conversion With WEG CFW 11 & Motor

A Delta client had an aging production machine, that was in need of a total gearbox replacement or rebuild. This machine had a small 1 horsepower D.C. “pony” motor and speed controller to Jog the process during set-up and feeding, … Continue reading

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Delta Provides Supplies for Childrens’ Church “Drive in Theater” Movie Night

A local Church was sponsoring a movie night for the children’s program with the theme of “Drive In Theater Night”. The volunteers decided to build mock ups of cars to simulate the whole experience of a drive in theater. Delta … Continue reading

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Some of the Top Things That Cause VFD (drive) Failure

Inverters, drives, VSDs, variable speed drives, variable frequency drives – the category of products used to control an electric motor’s speed and thus reduce energy usage in a variable speed application has more names than Prince. Although, I suppose when … Continue reading

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Please Enjoy These Pages From Our December Calendar

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Please Enjoy These Pages From Our August Calendar

                 

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Please Enjoy These Pages From Our June Calendar

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Operating Motors at Higher Speeds than their Nameplate Speed-Can it Be Done?

Occasionally we are asked the question about the ability to over-speed a motor using a variable frequency drive (VFD). This question usually comes up when there are capacity issues with a mechanical system and the fan or pump motor is … Continue reading

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How NOT to Bypass a VFD

During a recent client service visit to investigate a suspected VFD failure, our field engineers discovered a potentially deadly remedy that someone had put in place. Luckily no one was injured and no equipment was damaged. During our service visit, … Continue reading

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