Quote Originally Posted by JAZZCNC View Post
Be careful Tom because these drives don't tolerate much over 52V Spike so if your Input voltage varies very easy to peak above 50V.
Certainly don't go above 45V.
Great stuff.
Just tested:
http://www.ebay.co.uk/itm/AC-DC-5-12...-/351624473683

I can adjust voltage from 32-57V DC and there is no spike on start up.
still have to find sweet spot below 50V taking emf into account.