3 Phase Lathe Wiring Diagram
Here is a wiring diagram showing what i have to work with.
3 phase lathe wiring diagram. What type of lathe and is the work lamp a lovolite. Three phase wiring diagrams always use wiring diagram supplied on motor nameplate colored leads are only applicable on the new rolled steel motor lines single phase wiring diagrams always use wiring diagram supplied on motor nameplate for motors with thermal protection. In the video i explained the two 3 phase motor forward reverse starter wiring diagram. Today were starting on a 3 phase motor and vfd upgrade for the grizzly g0602 lathe.
I dissassembled the lathe and wiring about 5 years ago i have some diagrams and notes but i think i am missing some part of the puzzle. This video is about the 3 phase motor reverse forward motor control circuit diagram. Powermatic 1200 lives again. In this video we get the vfd hooked up to some basic tests meet mister bozo get a final plan of action.
Some lovolite transformers used two phases and stepped down to 24v some were 50v i think some used phase to neutral 240v it may have burned because it was a phase to neutral model that has been wired across two phases 415v very unusual to have a 3 phase lathe with a 240v pump and light without the wiring being totally seperate can. Well talk about the motor and vfd and wire it up on the bench for testing before we tear into the lathe. On this motor all 3 are black. I have a 1946 leblond lathe with a 3 phase motor.
There is a junction box that all of the wires go in or out of and that is where i am confused. The wiring on the motor does not have the newer color codes to indicate l1 l2 and l3. Wiring up a brook crompton parkinson motors single phase lathe motor 3 terminals aazz does the zblue to body is this just left with only the blue from body or do i connect the body earth to it and the gy to the body and blue plug to ablack body and yraz to plug brown is this the correct please. Before i start adding external switches etc to tie into the vfd i would like to get it up and running just the vfd to make sure the motor is still good.