AEGIS Rings' Resistance Isn't Everything
We recently wrote about how the static resistance of an AEGIS ring (measured with a multimeter) is...
Posts about Motors on VFD:
What are Variable Frequency Drive Applications in HVAC Systems?
For the past few decades, the use of variable frequency drives (VFDs) in the motors of heating,...
What is the Resistance of an AEGIS Ring?
We get a lot of questions about the resistance (ohms) of our AEGIS Shaft Grounding Rings. Fair...
Do VFD-Controlled Motors Need Shaft Grounding?
Premature failure can be a real problem in an AC motor equipped with a variable frequency drive...
Pumping Systems on VFD Need Bearing Protection
In most pump applications, running the pump at full speed is not always necessary. Flow rate has...
Electrical Bearing Protection Q&A Part 32
Part 32 in a series of questions and answers from our Q&A webinars.
Inductive Absorbers Cannot Substitute for Shaft Grounding
We got an email recently from an engineering consultant. He had recently specified a project...