Video Series :: SMVector | What is a Variable Frequency (Speed) Drive (VFD)?
In this video we give you a simplified answer to the question "What is a Variable Frequency Drive"
In the video we use an AC Tech SMVector series drive for an example. Variable Frequency Drives (VFDs) are electronic devices used to control…
Video Series :: SMVector | How to Land 120 Volts on Your Lenze AC Tech Drive
In this video we go step by step in showing you how to land 120 volts onto your SMVector variable frequency drive. Ensure you are qualified to handle this electrical equipment before working on it. This process is both easy and painless. The…
How-To :: VFDs | How To Access The Terminal Strip Of Your SMVector Drive (Video)
Thank you all for stopping by. Today we are going to show you how to access the terminal strip on your AC Tech SMVector Series Variable Frequency Drive (VFD). This is a basic introduction to the drive itself and for those of you who have…
Reading VFD Nameplate Data Off Of Your SMVector Drive (Video)
For those of you who are familiar or unfamiliar with Lenze / AC Techs SMVector series drive they have come a long way since their conception. All AC Tech products are manufactured in Uxbridge Massachusettes. Today we discuss how to read the…
News :: Industrial | Economy Drives Markets to Seek Online Alternatives
It has become common knowledge that the poor economy is causing businesses all over the United States to suffer. As a result of the credit crunch, industrial manufacturing, automation, processing, and other related markets have been seeking…
FAQ :: VFDs | Are There Things to Consider When Operating 50 Hz Equipment at 60 Hz?
Machinery imported into the United States is often rated at an operating frequency of 50 Hertz. Unless engineered for operation at 60 Hz., this can be problematic for electric motors. This is especially true when operating pump and fan loads. Too…
FAQ :: VFDs | Should I Use An Inverted Rated Motor On VFD Applications?
Many electricians apply Variable Frequency Drives (VFDs) to AC Motors that are not inverter rated. Many are not even aware that inverter rated motors exist.
Inverter rated motors are not required for inverter applications, however, when…
VFDs Reduce Energy Costs Up To 60% Using an Industrial Drive
A properly applied Variable Frequency Drive (VFD) will significantly reduce operating costs. This is particularly true for variable torque loads such as:
Fans
Blowers
Pumps
Blowers, for example, are often used with dampers to control…
FAQ :: VFDs | How Do I Test The IGBT Power Section On My Drive?
One of the more common problems seen in our Variable Frequency Drive (VFD) repair division is the failure of the IGBT (Insulated Gate Bi-polar Transistor) power section modules.
If the Variable Frequency Drive (VFD) is blowing fuses,…
FAQ :: VFDs | How Can I Troubleshoot A Variable Frequency Drive On A Network?
Engineering technicians have many nightmare stories when it comes to on-site troubleshooting. In this instance, I was called to help troubleshoot a Closed Loop (Sensorless Vector) Variable Frequency Drive (VFD) on a production line that…
FAQ :: VFDs | How Do I Derate Three Phase Inputs For Single Phase Applications?
Often times those using a Variable Frequency Drive (VFD) may find themselves needing to connect a higher horsepower VFD to a single phase input power source. Since most higher horsepower VFDs only accept three phase input as a power…
