What does the "Altitude" tag on a Motor Nameplate indicate?

The "Altitude" tag on a motor nameplate indicates the maximum height above sea level at which the motor can operate effectively. This specification is crucial for ensuring that the motor performs optimally in various environmental conditions. At higher altitudes, the atmospheric pressure decreases, which can affect the cooling capacity of the motor and the performance of its insulation. Therefore, the altitude rating helps users understand the limitations of the motor regarding its operational environment, ensuring safety and performance standards are met. Understanding this parameter is essential for proper installation and use in different geographical locations.