Only regular inlet filter replacement is required. No oil and spare components replacement are necessary

Self-cooling system utilizing suction air to cool the motor and VFD. No separate cooling fan makes less maintenance and less cost. Cools the motor in an effective way by using a fan connected to the motor shaft, which pushes a high volume of air through the cooling fan and into the motor Patent No. 10-0675821“Cooling Structure for Turbo Machines with High-Speed Motors”