POWER SUPPLY SYSTEM FOR VENTILATION FAN
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United States of America
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Issued Date -
Feb 20, 2020
app pub date -
May 3, 2018
filing date -
May 3, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
A power supply system is disclosed for powering the operation of a ventilation fan driven by a permanent magnet motor, the supply system having an electric converter comprising a first input terminal for receiving an input of alternating 5 current (AC), a second input terminal for receiving an input of direct current (DC) and an output terminal for providing an output for powering the operation of the permanent magnet motor, wherein said supply system is configured for providing said output from said input of alternating current (AC) as well as from said input of direct current (DC). Further is a ventilation system disclosed comprising a plurality of ventilation fans each comprising a permanent magnet motor which each is connected to such power supply system.
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