What is VPI in motor? VPI stands for Vacuum Pressure Impregnation. It is a process by which a fully wound rotor or stator is completely submerged in resin. Through a combination of dry and wet vacuum and pressure cycles, the resin is assimilated throughout the insulation system
What is TOP? TOP stand for Thermal Overload Protection, which is additional settings included inside the motor for preventing the burnout of coil by over heating,TOP prevents the pumpset from overheat working