I have a 4160 V 1000 HP Motor I want to check the rotation on. However we recently had a failure and would prefer not to do a bump test. Is there another solution?
I have an old Oil Filled 150 kVA 3 phase Transformer. I have no Documentation and need a rough idea of what the impedence would be. The namplate is long gone however based on the age of this plant and upgrades done on it I belive it is likely from the 40's or 50's. I would also like a way to...