If a DC motor designed for 45°C ambient temperature is to be used for 55°C ambient temperature, then the motor _________

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answerhappygod
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If a DC motor designed for 45°C ambient temperature is to be used for 55°C ambient temperature, then the motor _________

Post by answerhappygod »

a) Of lower HP should be selected
b) Of higher HP should be selected
c) Can be used for 50°C ambient temperature also
d) Is to be de-rated by a factor recommended by manufacturer and select the next higher H.P. motor
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