True or False: All plasma arc cutting equipment operates using DCEN.

Plasma arc cutting equipment is designed to operate primarily using direct current electrode negative (DCEN) for most applications. In this configuration, the negative electrode (the tungsten or non-consumable electrode) allows for better heat concentration on the workpiece, leading to a more effective cutting action. The DCEN setup helps to stabilize the plasma arc by directing the flow of electrons from the electrode to the workpiece, which is crucial for maintaining a consistent and effective cutting process.

While there are circumstances where alternating current (AC) or direct current electrode positive (DCEP) might be used in specialized applications, the standard and most typical operation of plasma arc cutting tools is under DCEN. This makes it accurate to state that all plasma arc cutting equipment operates under DCEN as the default mode.

Understanding this aspect of plasma arc cutting is essential, as it influences the quality of the cut, the thickness of materials that can be effectively processed, and the overall efficiency of the cutting operation.