CAD CAM EDM DRO - Yahoo Group Archive

Re: [CAD_CAM_EDM_DRO] Phase converter question

on 2000-07-05 20:04:54 UTC
Normal typical start current is about 6 X loaded running current. I would
guess that trying to do an instant reverse would mean even higher momentary
current.

cvl

...I have a 5 hp converter and for a test I had three Bridgeports and their
spindle motors (2 hp each) running and then I started my 5 hp lathe. When I
reversed the lathe at full RPM, it tripped the circuit breaker. The circuit
breaker is only 30 amp so I am not surprised that it tripped....

Discussion Thread

Charles VanLeeuwen 2000-07-05 14:03:04 UTC Re: [CAD_CAM_EDM_DRO] Phase converter question Ejay Hire 2000-07-05 16:19:10 UTC Re: [CAD_CAM_EDM_DRO] Phase converter question Steve Carlisle 2000-07-05 16:44:52 UTC Re: [CAD_CAM_EDM_DRO] Phase converter question Carey L. Culpepper 2000-07-05 17:15:53 UTC Re: [CAD_CAM_EDM_DRO] Phase converter question Darrell 2000-07-05 18:34:04 UTC Re: [CAD_CAM_EDM_DRO] Phase converter question Larry Ruebush 2000-07-05 19:29:14 UTC Re: [CAD_CAM_EDM_DRO] Phase converter question Charles VanLeeuwen 2000-07-05 20:04:54 UTC Re: [CAD_CAM_EDM_DRO] Phase converter question