troubleshooting

A long time ago I bought an IDM "PowrMaster" VFD, 480V at 9 amps, which never quite worked, and now I am stripping it for parts and maybe repurposed for a DIY inverter: It appears to be 3.7 kW (5 HP) and with all the panels and parts (not all shown) it probably weighed at least 40...

I have finally gotten started on my efforts to work on a couple of these chargers that forum members have had trouble with, and sent to me to see what I might be able to do. I am still recuperating from cervical spine surgery so my mobility is a bit limited, but I have made some progress, and I...

Hi, this is my 1st post. My vehicle is for special events and will not be street driven except for parades. It will pull a passenger trailer. 10mph max. All the equipment was bought used. Parts: Warp 9", Kelly 1000 amp controller, Albright sw180 Main contactor, albright dc182 reverse...

I am currently in the process of bench testing a permanent magnet electric motor when I cam across a bit of a hiccup. The motor is wired to an axe7245 alltrax motor controller, a 0-5000 ohm pot box and is running on 24v. After everything was wired up I went to test it and discovered that the...

120V lead acid car Problem 1 When I drive my car I will sometimes get a 400 amp acceleration boost. This has just started happening to me. I have had it hit 400 amps for two seconds in first gear at full throttle, but now I will sometimes get 400 continuous amps while driving 35mph or...