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| Yuyun Sanhe Exhaust Fan’s Temperature Variable-frequency Governor | ||||||||||||
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 Features: 1). This Governor can automatically change fans’ rotational speed to achieve the adjustment of air speed and air volume according to the house temperature. 2). By automatically adjust the exhaust fans’ air speed and air volume, This Governor can keep the house at a stable temperature,Which avoid the prpoblem like sudden increase or decrease of air speed, temperature. 3). This Governor is designed in Manual-control type and Auto-control type.Customers can choose each one according to their own demands. 4). This Governor’s speed frequency range is 0-50HZ. 5). This Governor is equipped with two LCD, Which can separately display the house inside temperature and exhaust fan rotational speed. Technical Parameter:
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