315 how can the electric welding machine change the spot welding machine? How successful is it to weld the heavy workpiece?
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In the power input part, a contactor is connected in series, and the on-off is controlled by a time relay, and then a time switch is used to trigger the time relay. As a shelf, the ground connected by a foot control lever with a welding connection and shelf insulation again, travel switch installed in the appropriate place.The electrodes contacted with the workpiece are hollow copper and pass into cooling water.
In the power input part, a contactor is connected in series, and the on-off is controlled by a time relay, and then a time switch is used to trigger the time relay. As a shelf, the ground connected by a foot control lever with a welding connection and shelf insulation again, travel switch installed in the appropriate place.The electrodes contacted with the workpiece are hollow copper and pass into cooling water.
