Tag Archives: variable frequency drive

Utilizing Inverter Duty Motors with VFDs

Posted on May 31, 2018 by deltaautomation

This is a good article from the U.S Department of Energy discussing the effects of VFDs on non-inverter duty rated motors. It discusses the insulation class recommended, in this article, “class H” is suggested. I previously had been recommending at … Continue reading →

Posted in Delta company news, Delta service advantages, Tech Tips, Uncategorized, VFD | Tagged class F insulation, class H insulation, dV/dt filters, failed vfd, filters, inverter duty motors, line reactors, long motor leads, long T leads, motor, multiple motor applications, Single Phase VFD, variable frequency drive, VFD, vfd fault | Leave a comment

City Fountain VFD Repair

Posted on September 13, 2016 by deltaautomation

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 →

Posted in Delta Automation, Delta company news, Delta service advantages, Service stories, Uncategorized, VFD, WEG | Tagged Delta Automation, drive, fountain, repair, Richmond VA., variable frequency drive, VFD, water, WEG | Leave a comment

VFD Preventive Maintenance!

Posted on February 11, 2016 by deltaautomation

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 →

Posted in Delta Automation, Delta service advantages, Service stories, Uncategorized, VFD | Tagged cooling fan, cooling fans, Delta Automation, drive, failed drive, fan failure, fans, lifespan, over temperature, overheatiing, overtemp, PM, Preventive Maintenance, repair, Richmond VA., variable frequency drive, VFD, vfd fault | Leave a comment

Machine Conversion With WEG CFW 11 & Motor

Posted on January 28, 2016 by deltaautomation

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 →

Posted in Delta Automation, Delta company news, Delta service advantages, Service stories, Uncategorized, VFD, WEG | Tagged .is, Delta Automation, drive, efficiency, efficient motors, electricity costs, energy efficiency, energy savings, motor, premium efficiency, Preventive Maintenance, regular maintenence, Richmond VA., variable frequency drive, VFD, WEG | Leave a comment

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

Posted on January 8, 2015 by deltaautomation

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 →

Posted in Delta company news, Tech Tips, VFD | Tagged cooling fans, Delta Automation, drive, fans, Preventive Maintenance, Richmond VA., variable frequency drive, VFD, voltage spikes | Leave a comment

Cyber Monday Is Cyber December At Delta Automation

Posted on December 3, 2014 by deltaautomation

For the entire month of December Delta Automation is offering 25% off on all in-house shop repairs and 10% off on select motors and VFDs when you mention this notice. Hurry and save before the 2015 price increases! Call at … Continue reading →