Recent content by MicrobicTomb

NFPA 70E training is the qualification we need on site but it doesn't change the ability to work on live >50V. It gets into the arc flash boundary limits and gear. I've been doing industrial controls for 5 years now and have been in electronics/communications for 20 years. This is the first...

I understand both sides. Trying to come up with solutions to allow easier troubleshooting/programming with out re-designing enclosures is really all I can do, safety is in charge. The lexan plates are a good idea. I'm looking into one currently to just guard the terminals. To me, I think...

Device specific in the sense of what options are available to you. For example, does the VSD have overcurrent protection? If so, what are the ratings? Verify with the manufacturer or manual to make sure all the settings/parameters are correct. (Do you have an air compressor vendor who can...

How long between replacing the motor did the fault occur again? Could be overcurrent demagnetizing the motor from the VSD, shaft alignment, temperature, etc. Protections are device specific, you'd have to look up the particular VSD and compare settings to recommended. Verify with the vendor...