Hands-On Troubleshooting Class This Month! Click here for Details
The medium voltage drive industry is growing, giving consumers more brand options than every before. For years, a small number of manufacturers dominated the market,
Upgrading the control systems on Siemens/Robicon Perfect Harmony and Toshiba T300MVi Medium Voltage Variable Frequency Drives is a smart, cost-effective alternative to full replacement. This
EMA has moved! We moved to a new location nearby, providing us with more warehouse space and an updated repair and testing center. When we
At EMA, we perform preventative maintenance on a variety of Medium Voltage Drives in all kinds of environments. One of the more complex drives we
We get this question a lot: “Do you guys work on Manufacturer X’s drives?” and the answer is always “Yes”. EMA is not a jack
I know you’ve probably heard harmonics get blamed for just about every electrical issue in the plant. If a bunch of techs are scratching their
As we enter 2025, I’m sure many of you did NOT get what you wanted from your wish list. Was there a new medium voltage
EMA recently had an opportunity to startup eleven Altivar 6000 drives ranging from 450 to 4000HP on natural gas compressors in West Texas. The project
Modern Medium Voltage Drives can be found running in all kinds of environments. At EMA, we’ve seen a variety of drives installed in a variety
Modern low-voltage drives are almost all the same these days. They utilize a diode or SCR front end to rectify AC to DC which sits
Troubleshooting Variable Frequency Drives is what we’ve done at EMA for almost 35 years. So, we’ve seen and learned a thing or two along the
Years ago, we sold thousands of drives in the HVAC market retrofitting existing across-the-line applications. VFDs were “Green”, and we rode that wave as long
Troubleshooting is an art form that few people truly possess. At EMA we’ve seen all kinds of troubleshooters, and it rarely takes long to essentially come to this conclusion: you either have it or you don’t.
Troubleshooting is an art form that few people truly possess. At EMA we’ve seen all kinds of troubleshooters, and it rarely takes long to essentially come to this conclusion: you either have it or you don’t.
Medium Voltage Variable Frequency Drives are fairly reliable pieces of equipment, and in an ideal world, they would never fail. In an ideal world, I
Although post-pandemic supply issues have improved, many industries are still nowhere near pre-pandemic levels. A recent article in the Wall Street Journal outlines that many