INTRODUCTION The Manhattan Hotel in Pretoria, South Africa is an upscale New York-themed hotel and the only 3 star hotel in Pretoria with a spa. It is located 250 meters from the Pretoria Gautrain Station and easy to access via rail, car and plane. THE CHALLENGE The level of incoming voltage into the hotel was high and this negatively impacted the life span of all of the electromagnetic or induction motors and compressors in the h

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