COIL AND INSULATION IN HIGH VOLTAGE MOTORS

It is desirable that the insulation
for the coil of motors is to be carefully kept clean and always dry.
Therefore, the ventilating duct and the protective cover are so
arranged as to be suitable for each part, and also be designed to
reduce containmination, in some case, motor must be heated by means of
a space heater to prevent dew drops due to change of motor temperature.

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