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WHEN ADJUSTABLE VELOCITY CONTROL LOUVERS ARE COMPLETELY CLOSED, WILL THE MOTOR BE STARVED FOR AIR AND THEREFORE OVERLOAD?

April 26, 2017Adjustable air closed completely CONTROL louvers motor Overload starved velocity

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WHEN ADJUSTABLE VELOCITY CONTROL LOUVERS ARE COMPLETELY CLOSED, WILL THE MOTOR BE STARVED FOR AIR AND THEREFORE OVERLOAD?

1 Answer

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10 Posted

No, on the contrary, the motor will be working under a lighter load. When the louvers are closed, there is less air to load the fan blades, thus allowing them to operate “free wheeling”. The amperage draw of the motor drops significantly.