power supply

I figured this would be as good a place as any to ask this so here it goes. I got a few circuit board drill/spindles from an old friend who used to work in that industry. They are brushless, about 2” diameter about 8” L, with a collet type nose that im guessing a max cap of 1/4”. They have a 3...

So, I finally got my CNC electronics done (YEAH!) and I'm ready to add the ball screws, mounts, etc. However, I'm having real issues with the motor power supplies. I'm using two 350 W (48 V, 7.3 A) switching power supplies from Automation Technologies bought via eBay. I have them wired for 120...

Hi Guys, I picked this item up off the Free section of craigslist. The item us an unregulated power supply that is inside a nice steel box. I primarily was interested in using the box to hold a circuit breaker, vfd, etc. The person who gave it to me said that the power supply was used to...

I was about to cut (cnc) something with my Miller Extreme 625 when I noticed the power supply cord was not plugged in. This has happened before and what I will usually do is turn the plasma switch off then plug in the power supply and turn the power switch back on. This time I forgot to turn the...