Quote Originally Posted by Davo242 View Post
Can anyone help me find out the volts Dec I can turn my power unit up to that my stepper motor will take all it says on them is 3a 2.4nm no volts. As far as I can make out the drivers will take 50vdc. I have attached a photo. Hope fully someone can help.
If you are using the drivers in you picture then 36 V would be a max and the power supply you have will only give 36V. What is the actual problem you have. Pictures of the setup would be a good starting point.