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Q1.  Are there any municipal/metro railways that use shaft grounding rings on their electric trains?

At almost every Q&A session we hold, the question comes up: "Does VFD switching frequency affect...

Q1. Everyone agrees that the VFD is the cause of the common mode voltage that causes capacitive...

In this blog, we mainly talk about capacitive shaft voltage discharge. This is a problem in all...

Q1.  How you install grounding in concrete?  I have a pump being retrofit with a new VFD.

We got an email recently from an engineering consultant. He had recently specified a project...

Q1.  What are the pros and cons of shaft grounding rings compared with shaft grounding brushes?

Washdown motors must be, above all else, safe, cleanable, and reliable.  Baldor-Reliance^® Food Safe...

Q1.  I've heard that AEGIS^® Ring you've made, to date, was 44" (112 cm), for a hydroelectric...