That is a sore point with one central service and several out buildings with their own distribution panels. It becomes a problem with live stock in particular. Something raising the ground system above true earth in one building. Can cause tingle voltage in the same or another building. Even neighbour's buildings. Anything that gets a ground and a neutral in a parallel path and the ground carrying neutral current is trouble. With one central service and distribution panels in the outbuildings. At one time they required the ground and neutral bars be bonded together in the outbuildings and at the central service. This led to good intentions but bad voltages on anything "grouned". The solution and a good one IF.......... each building has a very good grounding system. BUT.......few do. Is to back off the bonding screw at each remote panel between the neutral and ground bars. Now the neutrals can float up 0.1 to 10.0V above true earth potential. Without dragging the grounding system up with them. The final approved solution around here is to pound ground rods and/or bury ground plates until there is a proven good grounding system. The bond screw is not replaced between the out buildings neutral and ground bars. A magnetic reactor called a tingle voltage filter is connected between the neutral bar and the ground system. The neutral still floats unless there is a serious fault which brings the neutral above 10V above true earth. Then the tingle voltage filter starts to conduct and "clamps down" the errant neutral to "earth".
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Today's Featured Article - Usin Your Implements: Bucket Loader - by Curtis Von Fange. Introduction: Dad was raised during the depression years of the thirties. As a kid he worked part time on a farm in Kansas doing many of the manual chores. Some of the more successful farmers of that day had a new time saving device called a tractor. It increased the farm productivity and, in general, made life easier because more work could be done with this 'mechanical beast'. My dad dreamed that some day he would have his own tractor with every implement he could get. When he rea
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