WOW that is a bit extreme!!!
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Not only is the application of the VFD wrong , the reason it is not running at full speed is that the current requirement at lower voltages i more and the VFD is not designed to run the same.
Is there a reason why you are running a Single Phase Motor ?
If it is cost then replacing the VFD will...
Most Customers i worked with wanted these tests done before installation on all systems regardless of the rating requirement, doing this for all instances regardless of the ratings will also enable you to make it a part of your service agreement that the customer will pay for during maintenance...
Thank you Guys that was really helpful!!!
Electrical Design Solutions - http://www.javelin-tech.com/main/products/electrical_design.htm
Great articles, whitepapers and more. Connect with Javelin! - http://solution.javelin-tech.com/connect
