Where do you rent your electrical test equipment? Oftentimes, you may not have a test set that you may need. There are multiple reasons why this may be the case. Those of us who regularly work in the electrical testing field, know how expensive equipment is. A primary current injection test set may sell […]
These are the best laboratories to send your oil samples to… Finding a reputable company to send an oil sample to is a matter of locating your favorite search engine, and typing “Electrical oil testing laboratory” or something of that nature in the search bar. You will get the promoted vendors that appear on the […]
Familiarity with insulating oil features can really set you apart from your competition! Utilizing a few of your human senses, can be a crucial part of diagnosing equipment. […]
Good Old, Quality H2O! Recently, the temperatures have been rather cold in the Washington DC area. We hit a week of temperatures below 20°F. Yes, I know; not very cold when compared to our northern states or Canada. But it still brought up some very good talking points. Do you test equipment below 0°C (32°F)? […]
This was a topic brought up on the job and I figured I would address it in a very general post. This will not go too in depth but will help you understand how a vector is configured and possibly understand what you are dealing with on the job. What is a vector? A vector […]
What is a Transformer Snubber? It is a set of capacitors, surge arresters, fuses, and resistors typically found on medium voltage dry type transformers. What are Snubbers designed for? The main application has been to reduce damage to transformers during energizing applications. Energizing medium voltage transformers produces transient voltages. These transient voltages are a cause […]
Transformer oil is a liquid that is stable at high temperatures and has excellent electrical insulating properties. Typical motor oil that most people think of, is not the type of oil in a transformer. Transformer oil keeps the transformer cool. It also insulates the transformer and allows electrical components to be more compact than free air apparatus. […]